{"id":3511,"date":"2025-03-18T21:59:41","date_gmt":"2025-03-18T21:59:41","guid":{"rendered":"https:\/\/securitybriefing.net\/?p=3511"},"modified":"2025-03-18T21:59:45","modified_gmt":"2025-03-18T21:59:45","slug":"%ed%95%b4%ec%8b%9c%eb%8a%94-%eb%b8%94%eb%a1%9d%ec%b2%b4%ec%9d%b8-%ea%b8%b0%ec%88%a0-%eb%b3%b4%ec%95%88%ec%97%90-%ec%96%b4%eb%96%bb%ea%b2%8c-%eb%8f%84%ec%9b%80%ec%9d%b4-%eb%90%98%eb%82%98%ec%9a%94","status":"publish","type":"post","link":"https:\/\/securitybriefing.net\/ko\/%eb%b8%94%eb%a1%9d%ec%b2%b4%ec%9d%b8\/%ed%95%b4%ec%8b%9c%eb%8a%94-%eb%b8%94%eb%a1%9d%ec%b2%b4%ec%9d%b8-%ea%b8%b0%ec%88%a0-%eb%b3%b4%ec%95%88%ec%97%90-%ec%96%b4%eb%96%bb%ea%b2%8c-%eb%8f%84%ec%9b%80%ec%9d%b4-%eb%90%98%eb%82%98%ec%9a%94\/","title":{"rendered":"\ud574\uc2dc\ub294 \ube14\ub85d\uccb4\uc778 \uae30\uc220\uc758 \ubcf4\uc548\uc744 \uc5b4\ub5bb\uac8c \uac15\ud654\ud558\ub098\uc694?"},"content":{"rendered":"<p>\ud574\uc2dc\ub294 \uae68\uc9c0\uc9c0 \uc54a\ub294 \ub514\uc9c0\ud138 \uc9c0\ubb38\uc744 \uc0dd\uc131\ud558\uc5ec \ube14\ub85d\uccb4\uc778 \uae30\uc220\uc744 \uc548\uc804\ud558\uac8c \ub9cc\ub4ed\ub2c8\ub2e4. \uccb4\uc778\uc758 \uac01 \ud2b8\ub79c\uc7ad\uc158\uacfc \ube14\ub85d\uc740 \uace0\uc720\ud55c \uc11c\uba85\uc744 \ubc1b\uc2b5\ub2c8\ub2e4. \uc774 \ub514\uc9c0\ud138 \uae30\ubc18\uc740 \ub204\uad6c\ub3c4 \ud754\uc801\uc744 \ub0a8\uae30\uc9c0 \uc54a\uace0 \ubcc0\uacbd\ud560 \uc218 \uc5c6\ub294 \uc601\uad6c\uc801\uc778 \uae30\ub85d\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"translation-block\"><a href=\"https:\/\/securitybriefing.net\/ko\/%ec%95%94%ed%98%b8%ed%99%94%ed%8f%90\/%eb%b8%94%eb%a1%9d%ec%b2%b4%ec%9d%b8-%ea%b8%b0%ec%88%a0%ec%9d%80-%ec%96%bc%eb%a7%88%eb%82%98-%ec%95%88%ec%a0%84%ed%95%9c%ea%b0%80%ec%9a%94\/\" target=\"_self\">Blockchain<\/a> \ud574\uc2f1\uc740 \ucca8\ub2e8 \ubcf4\uc548 \uc2dc\uc2a4\ud15c\ucc98\ub7fc \uc791\ub3d9\ud569\ub2c8\ub2e4. \uac01 \ube14\ub85d\uc758 \uace0\uc720\ud55c \uc11c\uba85\uc5d0\ub294 \ud574\ub2f9 \ube14\ub85d\uc758 \ud574\uc2dc\uc640 \uc774\uc804 \ube14\ub85d\uc758 \ud574\uc2dc\uac00 \ud3ec\ud568\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uc2dc\uc2a4\ud15c\uc740 \ubaa8\ub4e0 \uc815\ubcf4\ub97c \uc5f0\uacb0\ud558\uc5ec \ubcc0\uc870\ub97c \ub9e4\uc6b0 \uc5b4\ub835\uac8c \ub9cc\ub4ed\ub2c8\ub2e4. \ud574\uc2dc \ud568\uc218\ub294 SHA-256\uacfc \uac19\uc740 \uac15\ub825\ud55c \uc54c\uace0\ub9ac\uc998\uc744 \uc0ac\uc6a9\ud558\uc5ec \ub370\uc774\ud130\ub97c \uace0\uc815 \uae38\uc774 \ucd9c\ub825\uc73c\ub85c \ubcc0\ud658\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ucd9c\ub825\uc740 \ubcc0\uc870 \ubc29\uc9c0 ID \uc5ed\ud560\uc744 \ud558\uc5ec \ube14\ub85d\uccb4\uc778 \ub124\ud2b8\uc6cc\ud06c\uc758 \ubb34\uacb0\uc131\uacfc \ubcf4\uc548\uc744 \ubcf4\ud638\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ud574\uc2dc \ud568\uc218\uac00 \ube14\ub85d\uccb4\uc778 \uae30\uc220\uc744 \uc5b4\ub5bb\uac8c \uad6c\ub3d9\ud558\ub294\uc9c0 \ud0d0\uad6c\ud574 \ubd05\uc2dc\ub2e4. \ub370\uc774\ud130\ub97c \uc870\uc791\ud558\uc9c0 \ubabb\ud558\ub3c4\ub85d \ub9c9\ub294 \uc5ed\ud560\uacfc \ud0c8\uc911\uc559\ud654 \ub124\ud2b8\uc6cc\ud06c\uc758 \ubcf4\uc548\uc744 \uc720\uc9c0\ud558\ub294 \ub370 \uc65c \uc911\uc694\ud55c\uc9c0 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p><\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"what-is-a-hash-function-in-blockchain-technology\">\ube14\ub85d\uccb4\uc778 \uae30\uc220\uc5d0\uc11c \ud574\uc2dc \ud568\uc218\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/h2>\n\n\n<p><\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"translation-block\">\u201c\ud574\uc2f1\uc740 \ube14\ub85d\uccb4\uc778 \ubcf4\uc548\uc758 \ud575\uc2ec\uc785\ub2c8\ub2e4.\u201d \u2014 <a href=\"https:\/\/www.goodreads.com\/work\/quotes\/59117246-blockchain-technology-explained-the-ultimate-beginner-s-guide-about-blo\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\uc568\ub7f0 T. \ub178\uba3c<\/strong>, <em>\ube14\ub85d\uccb4\uc778 \uc804\ubb38\uac00 \ubc0f \uc791\uac00<\/em><\/a><\/p>\n<\/blockquote>\n\n\n\n<p>\ud574\uc2dc \ud568\uc218\ub294 \ube14\ub85d\uccb4\uc778 \uc544\ud0a4\ud14d\ucc98\uc758 \uc0dd\uba85\uc904 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc554\ud638\ud654 \uba54\ucee4\ub2c8\uc998\uc740 \uc804\uccb4 \uc2dc\uc2a4\ud15c\uc744 \ubcf4\ud638\ud569\ub2c8\ub2e4. \ube14\ub85d\uccb4\uc778 \ubcf4\uc548\uc5d0 \uc788\uc5b4 \uc774\ub7ec\ud55c \uc218\ud559\uc801 \uc54c\uace0\ub9ac\uc998\uc774 \uc65c \uc911\uc694\ud55c\uc9c0 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"definition-and-simple-properties-of-hash-functions\">\ud574\uc2dc \ud568\uc218\uc758 \uc815\uc758 \ubc0f \uac04\ub2e8\ud55c \uc18d\uc131<\/h3>\n\n\n<p class=\"translation-block\">\ud574\uc2dc \ud568\uc218\ub294 \ub370\uc774\ud130\ub97c \uc5b4\ub5a4 \ud06c\uae30\ub4e0 <a href=\"https:\/\/en.wikipedia.org\/wiki\/Hash_function\" target=\"_blank\" rel=\"noreferrer noopener\">\uace0\uc815 \uae38\uc774\uc758 \ubb38\uc790\uc5f4<\/a>\ub85c \ubcc0\uacbd\ud558\ub294 \uc218\ud559\uc801 \uc54c\uace0\ub9ac\uc998\uc73c\ub85c \uc791\ub3d9\ud569\ub2c8\ub2e4. \ucd9c\ub825\uc740 \ubb34\uc791\uc704\ucc98\ub7fc \ubcf4\uc774\uba70 \uc6d0\ubcf8 \uc815\ubcf4\uc758 \uace0\uc720\ud55c \ub514\uc9c0\ud138 \uc9c0\ubb38\uc73c\ub85c \uc791\ub3d9\ud569\ub2c8\ub2e4. \uc0ac\ub78c\ub4e4\uc740 \uc885\uc885 \uc774 \ucd9c\ub825\uc744 \u201c\ud574\uc2dc \uac12\u201d, \u201c\ud574\uc2dc \ucf54\ub4dc\u201d \ub610\ub294 \u201c\ub2e4\uc774\uc81c\uc2a4\ud2b8\u201d\ub77c\uace0 \ubd80\ub985\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"translation-block\">\ube14\ub85d\uccb4\uc778 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc740 \uc554\ud638\ud559\uc801\uc73c\ub85c \uc548\uc804\ud558\uae30 \uc704\ud574 \ud2b9\uc815 \uc18d\uc131\uc744 \uac00\uc9c4 \ud574\uc2dc \ud568\uc218\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \ud568\uc218\ub294 \uacb0\uc815\uc801\uc774\uc5b4\uc57c \ud558\uba70, \uc774\ub294 \ub3d9\uc77c\ud55c \uc785\ub825\uc774 \ud56d\uc0c1 \uc720\uc0ac\ud55c \ud574\uc2dc \ucd9c\ub825\uc744 \uc0dd\uc131\ud568\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. <a href=\"https:\/\/www.halborn.com\/blog\/post\/blockchain-hash-functions\" target=\"_blank\" rel=\"noreferrer noopener\">\ucda9\ub3cc \uc800\ud56d<\/a>\uc774 \ud544\uc694\ud558\uba70, \uc774\ub97c \ud1b5\ud574 \ub3d9\uc77c\ud55c \ud574\uc2dc\ub97c \uc0dd\uc131\ud558\ub294 \ub450 \uac1c\uc758 \ub2e4\ub978 \uc785\ub825\uc744 \ucc3e\ub294 \uac83\uc774 \uc5b4\ub835\uc2b5\ub2c8\ub2e4. \uc88b\uc740 \ud574\uc2dc \ud568\uc218\ub294 \"\ub208\uc0ac\ud0dc \ud6a8\uacfc\"\ub97c \ubcf4\uc5ec\uc8fc\uba70, \uc785\ub825\uc5d0\uc11c \ub2e8 \ud558\ub098\uc758 \ubb38\uc790\ub97c \ubcc0\uacbd\ud558\ub294 \uac83\ub9cc\uc73c\ub85c \uc644\uc804\ud788 \ub2e4\ub978 \ud574\uc2dc\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ud55c \uc554\ud638\ud559 \uc804\ubb38\uac00\ub294 \uc774\ub807\uac8c \ub9d0\ud569\ub2c8\ub2e4: \u201c\uc88b\uc740 \ud574\uc2dc \ud568\uc218\ub294 \ub450 \uac00\uc9c0 \uac04\ub2e8\ud55c \ud2b9\uc131\uc744 \ucda9\uc871\ud574\uc57c \ud569\ub2c8\ub2e4: \ub9e4\uc6b0 \ube60\ub974\uac8c \uacc4\uc0b0\ub418\uc5b4\uc57c \ud558\uace0, \ucd9c\ub825 \uac12\uc758 \uc911\ubcf5(\ucda9\ub3cc)\uc744 \ucd5c\uc18c\ud654\ud574\uc57c \ud569\ub2c8\ub2e4.\u201d \uc774 \ud2b9\uc131\ub4e4\uc740 \ud568\uaed8 \uc791\ub3d9\ud558\uc5ec \ube14\ub85d\uccb4\uc778 \ub370\uc774\ud130\ub97c \ubcc0\uc870\ub85c\ubd80\ud130 \ubcf4\ud638\ud569\ub2c8\ub2e4.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"oneway-transformation-process\">\uc77c\ubc29\ud5a5 \ubcc0\ud658 \uacfc\uc815<\/h3>\n\n\n<p>\ub2e8\ubc29\ud5a5 \ud2b9\uc131\uc740 \ube14\ub85d\uccb4\uc778 \uae30\uc220\uc5d0\uc11c \ud574\uc2dc \ud568\uc218\uc758 \uc8fc\uc694 \ubcf4\uc548 \uae30\ub2a5\uc73c\ub85c \ub450\ub4dc\ub7ec\uc9d1\ub2c8\ub2e4. \uc785\ub825 \ub370\uc774\ud130\uc5d0\uc11c \ud574\uc2dc\ub97c \uc27d\uac8c \ub9cc\ub4e4 \uc218 \uc788\uc9c0\ub9cc, \ud574\uc2dc\uc5d0\uc11c \uc6d0\ub798 \uc785\ub825\uc744 \uc5ed\uc73c\ub85c \ucd94\ucd9c\ud560 \uc218\ub294 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc774 \ud488\uc9c8\uc740 \uae30\uc220 \uc6a9\uc5b4\ub85c \"\ud504\ub9ac\uc774\ubbf8\uc9c0 \uc800\ud56d\"\uc774\ub77c\uace0 \ubd88\ub9ac\uba70 \ube14\ub85d\uccb4\uc778\uc5d0 \uae30\ubcf8 \ubcf4\uc548\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774\uac83\uc744 \ub2ec\uac40\uc744 \ud478\ub294 \uac83\ucc98\ub7fc \uc0dd\uac01\ud574 \ubcf4\uc138\uc694. \ub178\ub978\uc790\ub97c \ub2e4\uc2dc \ub123\uace0 \uaecd\uc9c8\uc744 \ub2e4\uc2dc \ubd09\uc778\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ud574\uc2dc \ud568\uc218\ub294 \u201c\ub450 \ubc88\uc9f8 \uc804 \uc774\ubbf8\uc9c0 \uc800\ud56d\u201d\ub3c4 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. \uc785\ub825\uacfc \ud574\ub2f9 \ud574\uc2dc\ub97c \ubaa8\ub450 \uc54c\uace0 \uc788\uc5b4\ub3c4 \ub3d9\uc77c\ud55c \ud574\uc2dc\ub97c \uc0dd\uc131\ud558\ub294 \ub2e4\ub978 \uc785\ub825\uc744 \ucc3e\uc744 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \uc545\uc758\uc801\uc778 \ud589\uc704\uc790\ub294 \ub3d9\uc77c\ud55c \ud574\uc2dc \uac12\uc744 \uc720\uc9c0\ud558\uba74\uc11c \uc2e4\uc81c \ub370\uc774\ud130\ub97c \uac00\uc9dc \uc815\ubcf4\ub85c \ubc14\uafc0 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc77c\ubc29\ud5a5 \ubcc0\ud658\uc740 \ube14\ub85d\uccb4\uc778\uc5d0 \ucc45\uc784\uc744 \ubd80\uc5ec\ud569\ub2c8\ub2e4. \ud574\uc2dc\ub41c \ub370\uc774\ud130\uac00 \uccb4\uc778\uc5d0 \ucd94\uac00\ub418\uba74 \ubcc0\uacbd\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc774\uac83\uc774 \ube14\ub85d\uccb4\uc778\uc774 \ubd88\ubcc0\ud558\uac8c \ub9cc\ub4dc\ub294 \uc774\uc720\uc785\ub2c8\ub2e4.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"fixed-output-length-whatever-the-input-size\">\uc785\ub825 \ud06c\uae30\uc5d0 \uad00\uacc4\uc5c6\uc774 \uace0\uc815\ub41c \ucd9c\ub825 \uae38\uc774<\/h3>\n\n\n<p>\ud574\uc2dc \ud568\uc218\ub294 \uc785\ub825\uc758 \ud06c\uae30\uc640 \uad00\uacc4\uc5c6\uc774 \ud56d\uc0c1 \ub3d9\uc77c\ud55c \uae38\uc774\uc758 \ucd9c\ub825\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ube44\ud2b8\ucf54\uc778\uacfc \ub2e4\ub978 \uc554\ud638\ud654\ud3d0\uc5d0\uc11c \uc0ac\uc6a9\ud558\ub294 SHA-256\uc740 \ud56d\uc0c1 256\ube44\ud2b8 \ud574\uc2dc \uac12\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4(\ubcf4\ud1b5 64\uac1c\uc758 16\uc9c4\uc218 \ubb38\uc790\ub85c \ud45c\uc2dc\ub428). \uc774\ub294 \ub2e8\uc5b4 \ud558\ub098\ub97c \uc785\ub825\ud558\ub4e0 \uc804\uccb4 \ucc45\uc744 \uc785\ub825\ud558\ub4e0 \uc0c1\uad00\uc5c6\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc774 \uace0\uc815 \uae38\uc774\ub294 \ube14\ub85d\uccb4\uc778 \uae30\uc220\uc744 \uc5ec\ub7ec \uac00\uc9c0 \ubc29\ubc95\uc73c\ub85c \ub3d5\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ub370\uc774\ud130 \uad6c\uc870\ub294 \ube14\ub85d\uccb4\uc778 \uc804\uccb4\uc5d0\uc11c \uc77c\uad00\uc131\uc744 \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uac70\ub798 \ub370\uc774\ud130\uc758 \uc800\uc7a5 \ubc0f \ucc98\ub9ac\uac00 \ud6a8\uc728\uc801\uc73c\ub85c \ub429\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uac80\uc99d \ud504\ub85c\uc138\uc2a4\ub294 \ub124\ud2b8\uc6cc\ud06c \uc804\uccb4\uc5d0\uc11c \ub3d9\uc77c\ud558\uac8c \uc791\ub3d9\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uacc4\uc0b0 \uc694\uad6c \uc0ac\ud56d\uc774 \uc608\uce21 \uac00\ub2a5\ud574\uc9d1\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p>\ud574\uc2dc \ud568\uc218\ub294 \ub300\ub7c9\uc758 \uac70\ub798 \ub370\uc774\ud130\ub97c \uace0\uc815 \ud06c\uae30\uc758 \uac12\uc73c\ub85c \uc555\ucd95\ud558\uc5ec \ube14\ub85d\uccb4\uc778 \ub124\ud2b8\uc6cc\ud06c\uac00 \uc27d\uac8c \uc800\uc7a5, \uc804\uc1a1 \ubc0f \ud655\uc778\ud560 \uc218 \uc788\ub3c4\ub85d \ud569\ub2c8\ub2e4. \uace0\uc815 \uae38\uc774 \ub9e4\ud551\uc740 \ube14\ub85d\uccb4\uc778\uc774 \ub2e4\uc591\ud55c \ud06c\uae30\uc758 \uac70\ub798\ub97c \ucc98\ub9ac\ud560 \uc218 \uc788\ub3c4\ub85d \ub3d5\uace0 \uc548\uc815\uc801\uc778 \uc131\ub2a5\uc744 \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ud574\uc2dc \ud568\uc218\ub294 \ube14\ub85d\uccb4\uc778 \uae30\uc220\uc5d0 \uac80\uc99d \uac00\ub2a5\ud55c \ub514\uc9c0\ud138 \uc9c0\ubb38\uc744 \uc0dd\uc131\ud558\ub294 \uc2a4\ub9c8\ud2b8\ud55c \ubc29\ubc95\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc9c0\ubb38\uc740 \uc911\uc559 \uad8c\ud55c\uc744 \uc2e0\ub8b0\ud558\ub294 \ub300\uc2e0 \uc218\ud559\uc744 \ud1b5\ud574 \ub370\uc774\ud130\uac00 \uc190\uc0c1\ub418\uc9c0 \uc54a\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"core-mechanisms-of-blockchain-hashing\">\ube14\ub85d\uccb4\uc778 \ud574\uc2f1\uc758 \ud575\uc2ec \uba54\ucee4\ub2c8\uc998<\/h2>\n\n\n<p>\uc815\uad50\ud55c \uc554\ud638\ud654 \ud574\uc2f1\uc740 \ube14\ub85d\uccb4\uc778\uc758 \ubcf4\uc548 \uc544\ud0a4\ud14d\ucc98\uc758 \ud575\uc2ec\uc5d0 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uc2dc\uc2a4\ud15c\uc740 \ubd84\uc0b0 \uc6d0\uc7a5 \uc2dc\uc2a4\ud15c\uc758 \uae30\uc220\uc801 \uae30\ubc18\uc73c\ub85c \uc791\uc6a9\ud569\ub2c8\ub2e4. \ube14\ub85d\uccb4\uc778\uc758 \uc720\uba85\ud55c \ubd88\ubcc0\uc131\uacfc \uc2e0\ub8b0 \ubd80\uc871\uc740 \uc774 \ud574\uc2f1 \uae30\ubc18 \uc704\uc5d0 \uad6c\ucd95\ub429\ub2c8\ub2e4.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"creating-unique-digital-fingerprints\">\uace0\uc720\ud55c \ub514\uc9c0\ud138 \uc9c0\ubb38 \ub9cc\ub4e4\uae30<\/h3>\n\n\n<p>\ube14\ub85d\uccb4\uc778 \ud574\uc2f1\uc740 \ubaa8\ub4e0 \ud06c\uae30\uc758 \ub370\uc774\ud130\ub97c \uace0\uc815 \uae38\uc774\uc758 \ubb38\uc790 \ubb38\uc790\uc5f4\ub85c \ubcc0\ud658\ud558\uc5ec \uace0\uc720\ud55c \ub514\uc9c0\ud138 \uc9c0\ubb38\ucc98\ub7fc \uc791\ub3d9\ud558\ub3c4\ub85d \ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc9c0\ubb38\uc740 \ubcc0\uc870 \ubc29\uc9c0 \uc530 \uc5ed\ud560\uc744 \ud558\uc5ec \ube14\ub85d\uccb4\uc778 \ub370\uc774\ud130\uc758 \ubb34\uacb0\uc131\uc744 \ubcf4\ud638\ud569\ub2c8\ub2e4. \ud574\uc2dc \ud568\uc218\ub97c \ud1b5\uacfc\ud55c \ub370\uc774\ud130\ub294 \ud2b9\uc815 \ub370\uc774\ud130 \uc138\ud2b8\ub97c \uc2dd\ubcc4\ud558\ub294 \uace0\uc720\ud55c \ucd9c\ub825\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uac01 \ube14\ub85d\uc758 \uc554\ud638\ud654\ub41c \ud45c\ud604\uc740 \ud574\uc2dc\ub97c \ud1b5\ud574 \uace0\uc720\ud558\uac8c \uc2dd\ubcc4\ud560 \uc218 \uc788\uac8c \ud569\ub2c8\ub2e4. \uac70\ub798\uc5d0 \uc791\uc740 \ubcc0\uacbd\uc744 \uac00\ud558\uba74 \uadf9\uc801\uc73c\ub85c \ub2e4\ub978 \ud574\uc2dc\uac00 \uc0dd\uc131\ub429\ub2c8\ub2e4 \u2013 \uc804\ubb38\uac00\ub4e4\uc740 \uc774\ub97c \ub208\uc0ac\ud0dc \ud6a8\uacfc\ub77c\uace0 \ubd80\ub985\ub2c8\ub2e4. \ub530\ub77c\uc11c \ub370\uc774\ud130\ub97c \ubcc0\uacbd\ud558\ub824\ub294 \ub204\uad6c\ub3c4 \uc790\uc2e0\uc758 \ud754\uc801\uc744 \uc228\uae38 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \uc2dc\uc2a4\ud15c\uc740 \uc989\uc2dc \ubcc0\uacbd \uc0ac\ud56d\uc744 \uac10\uc9c0\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc774 \ub514\uc9c0\ud138 \uc9c0\ubb38\uc740 \ube14\ub85d\uccb4\uc778 \ub124\ud2b8\uc6cc\ud06c\uac00 \ub2e4\uc74c\uc744 \ud560 \uc218 \uc788\uac8c \ud569\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uc6d0\ubcf8 \ub0b4\uc6a9\uc744 \ubcf4\uc5ec\uc8fc\uc9c0 \uc54a\uace0 \ub370\uc774\ud130\uac00 \uc9c4\uc9dc\uc784\uc744 \uc99d\uba85\ud558\ub2e4<\/li>\n\n\n\n<li>\uc870\ucc28 \uc544\uc8fc \uc791\uc740 \ubb34\ub2e8 \ubcc0\uacbd\ub3c4 \uac10\uc9c0\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uac70\ub798\ub97c \uc2dc\uac04 \uc21c\uc11c\ub300\ub85c \uc720\uc9c0\ud558\uc2ed\uc2dc\uc624<\/li>\n\n\n\n<li>\ub370\uc774\ud130\uac00 \uc190\uc0c1\ub418\uc9c0 \uc54a\uace0 \uc720\uc9c0\ub41c\ub2e4\ub294 \uc99d\uac70\ub97c \ubcf4\uc5ec\uc8fc\uc138\uc694.<\/li>\n<\/ul>\n\n\n<h3 class=\"wp-block-heading\" id=\"linking-blocks-through-previous-block-hashes\">\uc774\uc804 \ube14\ub85d \ud574\uc2dc\ub97c \ud1b5\ud574 \ube14\ub85d \uc5f0\uacb0<\/h3>\n\n\n<p>\ube14\ub85d\uccb4\uc778\uc758 \ub6f0\uc5b4\ub09c \ub514\uc790\uc778\uc740 \ud574\uc2dc \ud3ec\uc778\ud130\ub97c \ud1b5\ud574 \ube14\ub85d\uc774 \uc5b4\ub5bb\uac8c \uc5f0\uacb0\ub418\ub294\uc9c0\uc5d0\uc11c \ube5b\uc744 \ubc1c\ud569\ub2c8\ub2e4. \uac01 \ube14\ub85d\uc740 \uace0\uc720\ud55c \ud574\uc2dc\uc640 \uc774\uc804 \ube14\ub85d\uc758 \ud574\uc2dc\ub97c \ud5e4\ub354\uc5d0 \ub2f4\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc554\ud638\ud559\uc790\ub4e4\uc740 \uc774\ub97c \"\ube14\ub85d\uc758 \uccb4\uc778\"\uc774\ub77c\uace0 \ubd80\ub974\uba70, \uc774\uac83\uc774 \ube14\ub85d\uccb4\uc778\uc744 \ud2b9\ubcc4\ud558\uac8c \ub9cc\ub4dc\ub294 \ud575\uc2ec \uae30\ub2a5\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc0c8 \ube14\ub85d\uc740 \uc720\ud6a8\ud558\ub824\uba74 \uc774\uc804 \ube14\ub85d\uc758 \ud574\uc2dc\ub97c \uac00\ub9ac\ucf1c\uc57c \ud569\ub2c8\ub2e4. \uc774\ub294 \ube14\ub85d \uac04\uc5d0 \uc2dc\uac04\uc801 \ubc0f \uc554\ud638\ud559\uc801 \uc5f0\uacb0\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc624\ub798\ub41c \ube14\ub85d\uc744 \ubcc0\uacbd\ud558\uba74 \uc0c8\ub85c\uc6b4 \ud574\uc2dc\uac00 \uc0dd\uc131\ub418\uc5b4 \uc774\ud6c4 \ubaa8\ub4e0 \ube14\ub85d\uacfc\uc758 \uc5f0\uacb0\uc774 \ub04a\uc5b4\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ube14\ub85d\uccb4\uc778 \ub370\uc774\ud130\ub97c \uc870\uc791\ud558\ub824\ub294 \uc0ac\ub78c\uc740 \ubcc0\uacbd \ud6c4 \ubaa8\ub4e0 \ube14\ub85d\uc758 \ud574\uc2dc\ub97c \ub2e4\uc2dc \uacc4\uc0b0\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774 \uc791\uc5c5\uc740 10\ub144 \ub41c \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c\ub294 \ubd88\uac00\ub2a5\ud574\uc9d1\ub2c8\ub2e4. \uc774 \uae30\ub2a5\uc774 \ube14\ub85d\uccb4\uc778\uc758 \uc720\uba85\ud55c \ubd88\ubcc0\uc131\uc744 \ub9cc\ub4e4\uc5b4\ub0c5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc774\uc804 \ube14\ub85d \ud574\uc2dc\ub294 \uc804\uccb4 \uac70\ub798 \uae30\ub85d\uc744 \uc554\ud638\ud559\uc801\uc73c\ub85c \uace0\uc815\ud569\ub2c8\ub2e4. \ubcf4\uc548 \uc804\ubb38\uac00\ub4e4\uc740 \uac04\ub2e8\ud788 \uc124\uba85\ud569\ub2c8\ub2e4. \"\ube14\ub85d \ud5e4\ub354\uc5d0\uc11c \ub2e8 \ud558\ub098\uc758 \ube44\ud2b8\ub9cc \ubcc0\uacbd\ud574\ub3c4 \ube14\ub85d \ud5e4\ub354\uc758 \ud574\uc2dc\uac00 \ub2ec\ub77c\uc9c0\uba70, \uc218\uc815\ub41c \ube14\ub85d\uc740 \ubb34\ud6a8\uac00 \ub429\ub2c8\ub2e4.\"<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"ensuring-data-consistency-across-the-network\">\ub124\ud2b8\uc6cc\ud06c \uc804\ubc18\uc5d0 \uac78\uce5c \ub370\uc774\ud130 \uc77c\uad00\uc131 \ubcf4\uc7a5<\/h3>\n\n\n<p>\ud574\uc2dc \ud568\uc218\ub294 \ubd84\uc0b0\ub41c \ube14\ub85d\uccb4\uc778 \ub124\ud2b8\uc6cc\ud06c \uc804\ubc18\uc5d0\uc11c \ub370\uc774\ud130\uc758 \uc77c\uad00\uc131\uc744 \uc720\uc9c0\ud558\ub294 \ub370 \ub3c4\uc6c0\uc744 \uc90d\ub2c8\ub2e4. \ube14\ub85d \ud574\uc2dc\ub294 \uac01 \ud2b8\ub79c\uc7ad\uc158\uc744 \uac1c\ubcc4\uc801\uc73c\ub85c \ucc98\ub9ac\ud558\uc9c0 \uc54a\uace0 \uadf8\ub8f9\ud654\ub41c \ud2b8\ub79c\uc7ad\uc158\uc744 \uc555\ucd95\ub41c \ubc29\uc2dd\uc73c\ub85c \ud655\uc778\ud558\ub294 \ubc29\ubc95\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ub124\ud2b8\uc6cc\ud06c\ub294 \uc804 \uc138\uacc4\uc5d0 \ubd84\uc0b0\ub41c \ub178\ub4dc\uac00 \uc788\uc5b4\ub3c4 \ud574\uc2dc \uae30\ubc18 \ud569\uc758\ub97c \ud1b5\ud574 \ud604\uc7ac \uc6d0\uc7a5 \uc0c1\ud0dc\uc5d0 \ub300\ud55c \ud569\uc758\uc5d0 \ub3c4\ub2ec\ud569\ub2c8\ub2e4. \ub178\ub4dc\ub294 \ube14\ub85d \ud574\uc2dc\ub97c \ub3c5\ub9bd\uc801\uc73c\ub85c \ud655\uc778\ud558\uc5ec \uc790\uc2e0\uc758 \ube14\ub85d\uccb4\uc778 \ubcf5\uc0ac\ubcf8\uc774 \ub2e4\ub978 \ubaa8\ub4e0 \uc0ac\ub78c\uc758 \ubcf5\uc0ac\ubcf8\uacfc \uc77c\uce58\ud558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uba38\ud074 \ud2b8\ub9ac\ub294 \uacc4\uce35\ud654\ub41c \ud574\uc2f1\uc744 \uc0ac\uc6a9\ud558\uc5ec \ub9ce\uc740 \uac70\ub798\ub97c \ud6a8\uc728\uc801\uc73c\ub85c \uc870\uc9c1\ud569\ub2c8\ub2e4. \ub178\ub4dc\ub294 \uc804\uccb4 \ube14\ub85d\uccb4\uc778\uc744 \ub2e4\uc6b4\ub85c\ub4dc\ud558\uc9c0 \uc54a\uace0 \ube14\ub85d \ub0b4 \ud2b9\uc815 \uac70\ub798\ub97c \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 \uc131\uc7a5\uc5d0 \uc911\uc694\ud55c \uae30\ub2a5\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uace0\uc720\ud55c \uc9c0\ubb38 \uc778\uc2dd, \ube14\ub85d \uc5f0\uacb0 \ubc0f \ub124\ud2b8\uc6cc\ud06c \uc804\ubc18\uc758 \uac80\uc99d\uc740 \ud574\uc2f1\uc744 \ud1b5\ud574 \ud568\uaed8 \uc791\ub3d9\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uae30\ub2a5\uc740 \ube14\ub85d\uccb4\uc778 \uae30\uc220\uc774 \uac80\uc5f4, \ubcc0\uc870 \ubc0f \ubb34\ub2e8 \ubcc0\uacbd\uc5d0 \ub300\ud574 \uc800\ud56d\ud560 \uc218 \uc788\ub3c4\ub85d \ub9cc\ub4ed\ub2c8\ub2e4.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"how-hash-functions-prevent-data-tampering\">\ud574\uc2dc \ud568\uc218\ub294 \uc5b4\ub5bb\uac8c \ub370\uc774\ud130 \ubcc0\uc870\ub97c \ubc29\uc9c0\ud558\ub098\uc694?<\/h2>\n\n\n<p>\ube14\ub85d\uccb4\uc778 \uae30\uc220\uc758 \ubcc0\uc870 \ubc29\uc9c0 \ud2b9\uc131\uc740 \ud574\uc2dc \ud568\uc218\uac00 \ub370\uc774\ud130 \ubcc0\uacbd\uc5d0 \uc5b4\ub5bb\uac8c \ubc18\uc751\ud558\ub294\uc9c0\uc5d0\uc11c \ube44\ub86f\ub429\ub2c8\ub2e4. \uc5ec\ub7ec \uce35\uc758 \uc554\ud638\ud654 \ubcf4\ud638\ub294 \ube14\ub85d\uccb4\uc778 \uae30\ub85d\uc744 \ubcc0\uc870\ud558\ub294 \uac83\uc774 \uac70\uc758 \ubd88\uac00\ub2a5\ud558\uac8c \ub9cc\ub4e4\uc5b4, \ubc1c\uac01\ub418\uc9c0 \uc54a\uace0\uc11c\ub294 \ubcc0\uacbd\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"the-avalanche-effect-in-cryptographic-hashing\">\uc554\ud638\ud654 \ud574\uc2f1\uc5d0\uc11c\uc758 \ub208\uc0ac\ud0dc \ud6a8\uacfc<\/h3>\n\n\n<p>\uc554\ud638\ud559\uc801 \ud574\uc2dc \ud568\uc218\ub294 '\ub208\uc0ac\ud0dc \ud6a8\uacfc'\ub77c\uace0 \ubd88\ub9ac\ub294 \uc911\uc694\ud55c \ubcf4\uc548 \uae30\ub2a5\uc744 \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 \uc791\uc740 \uc785\ub825 \ub370\uc774\ud130\uc758 \ubcc0\ud654\u2014\uc608\ub97c \ub4e4\uc5b4, \ub2e8 \ud558\ub098\uc758 \ube44\ud2b8\ub9cc \ubcc0\uacbd\ub418\ub294 \uacbd\uc6b0\u2014\uac00 \ud574\uc2dc \ucd9c\ub825\uc5d0 \uac70\ub300\ud55c, \ubb34\uc791\uc704\uc801\uc778 \ubcc0\ud654\ub97c \uc77c\uc73c\ud0ac \ub54c \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \ub2e8\uc77c \ube44\ud2b8 \ubcc0\uacbd\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ucd9c\ub825 \ube44\ud2b8\uc758 \uc808\ubc18 \uc815\ub3c4\ub97c \ub2e4\ub978 \uc704\uce58\ub85c \uc774\ub3d9\uc2dc\ud0b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc720\uc0ac\ud55c \uc785\ub825\uc774 \uc804\ud600 \ub2e4\ub978 \ucd9c\ub825\uc744 \uc0dd\uc131\ud558\ub294 \ubc29\uc2dd\uc740 \uac15\ub825\ud55c \ubcf4\uc548 \ubc29\ud328\ub97c \uad6c\ucd95\ud569\ub2c8\ub2e4. \uc2e4\uc81c \uc608\ub97c \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4: \ub204\uad70\uac00\uac00 \ube14\ub85d\uccb4\uc778\uc5d0\uc11c \uac70\ub798 \ub370\uc774\ud130\ub97c \uc870\uae08\ub9cc \ubcc0\uacbd\ud558\ub824\uace0 \ud558\uba74 \uc6d0\ubcf8\uacfc \uc644\uc804\ud788 \ub2e4\ub978 \ud574\uc2dc\ub97c \ubc1b\uac8c \ub429\ub2c8\ub2e4. \uc554\ud638\ud559 \uc804\ubb38\uac00\uac00 \uc774\ub807\uac8c \ub9d0\ud569\ub2c8\ub2e4: \u201c\uc2e4\uc81c\ub85c \ucda9\ub3cc, \ud504\ub9ac\uc774\ubbf8\uc9c0 \ubc0f \uc138\ucee8\ub4dc\ud504\ub9ac\uc774\ubbf8\uc9c0 \uc800\ud56d\uc744 \ud3ec\ud568\ud55c \uae30\ubcf8 \ubcf4\uc548 \uc694\uad6c \uc0ac\ud56d\uc744 \ub098\ud0c0\ub0b4\ub294 \uac15\ub825\ud55c \ubb34\uc791\uc704\ud654.\u201d<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"detecting-even-minor-changes-in-block-data\">\ube14\ub85d \ub370\uc774\ud130\uc5d0\uc11c \uc0ac\uc18c\ud55c \ubcc0\uacbd \uc0ac\ud56d\uc744 \uac10\uc9c0\ud558\uae30<\/h3>\n\n\n<p>\ube14\ub85d\uccb4\uc778 \ub124\ud2b8\uc6cc\ud06c\ub294 \uc774 \uacfc\uc815\uc744 \ud1b5\ud574 \ubcc0\uc870 \uc2dc\ub3c4\ub97c \uc989\uc2dc \uac10\uc9c0\ud569\ub2c8\ub2e4. \uac01 \ube14\ub85d\uc740 \uadf8 \ub370\uc774\ud130\uc758 \ud574\uc2dc\ub97c \ubcf4\uc720\ud558\uace0 \uc788\uc73c\uba70, \uc5b4\ub5a4 \ubcc0\ud654\ub77c\ub3c4 \u2013 \uc544\ubb34\ub9ac \uc791\uc544\ub3c4 \u2013 \ub9e4\uc6b0 \ub2e4\ub978 \ud574\uc2dc \uac12\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc774 \ube60\ub978 \uac10\uc9c0\ub294 \ube14\ub85d\uccb4\uc778\uc774 \ub370\uc774\ud130\ub97c \uc548\uc804\ud558\uac8c \uc720\uc9c0\ud558\ub294 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \ubc29\ubc95\uc774 \ub418\ub3c4\ub85d \ub9cc\ub4ed\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ubcc0\uc870 \uac10\uc9c0 \ud504\ub85c\uc138\uc2a4\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uc774\uc720\ub85c \uc791\ub3d9\ud569\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ube14\ub85d\uc758 \ud574\uc2dc\ub294 \uc0dd\uc131\ub420 \ub54c \uadf8 \uc804\uccb4 \uc0c1\ud0dc\ub97c \ucea1\ucc98\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\ub124\ud2b8\uc6cc\ud06c \ub178\ub4dc\ub294 \ube14\ub85d \ud574\uc2dc\ub97c \ud655\uc778\ud558\uc5ec \ube14\ub85d\uccb4\uc778 \ubcf5\uc0ac\ubcf8\uc744 \uac80\uc99d\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\ub2e4\ub974\uac8c \uacc4\uc0b0\ub418\uace0 \uc800\uc7a5\ub41c \ud574\uc2dc \uac12\uc740 \uac00\ub2a5\ud55c \ubcc0\uc870\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uc2dc\uc2a4\ud15c\uc740 \uc798\ubabb\ub41c \ud574\uc2dc\ub97c \uac00\uc9c4 \ube14\ub85d\uc744 \uc790\ub3d9\uc73c\ub85c \uac70\ubd80\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p>\ub124, \uc774 \ud0d0\uc9c0\ub294 \ub2e8\uc77c \uac70\ub798\ub97c \ub118\uc5b4 \uc791\ub3d9\ud558\ub294 \uac83\uc774 \uc0ac\uc2e4\uc785\ub2c8\ub2e4. \uac01 \ube14\ub85d\uc758 \ud574\uc2dc\ub294 \ubaa8\ub4e0 \ub370\uc774\ud130\uc758 \uc801\ubc95\uc131\uc744 \ud655\uc778\ud558\ub294 \uc554\ud638\ud654\ub41c \uc694\uc57d \uc5ed\ud560\uc744 \ud558\uba70, \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c \ubb34\ub2e8 \ubcc0\uacbd \uc0ac\ud56d\uc744 \uc989\uc2dc \ud45c\uc2dc\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p><\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"computational-difficulty-of-altering-linked-blocks\">\uc5f0\uacb0\ub41c \ube14\ub85d\uc744 \ubcc0\uacbd\ud558\ub294 \uacc4\uc0b0\uc801 \ub09c\uc774\ub3c4<\/h3>\n\n\n<p>\ube14\ub85d\uccb4\uc778 \ud574\uc2f1\uc758 \uac00\uc7a5 \ud070 \ubcf4\uc548 \uae30\ub2a5\uc740 \uc5f0\uacb0\ub41c \ube14\ub85d\uc744 \ubcc0\uacbd\ud558\ub294 \ub370 \ub4dc\ub294 \ub9c9\ub300\ud55c \uacc4\uc0b0\uc801 \ub3c4\uc804\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac01 \ube14\ub85d\uc740 \uc774\uc804 \ube14\ub85d\uc758 \ud574\uc2dc\ub97c \ud3ec\ud568\ud558\uace0 \uc788\uc73c\ubbc0\ub85c \ub370\uc774\ud130\ub97c \ubcc0\uacbd\ud558\uba74 \ud574\ub2f9 \ud574\uc2dc\uc640 \ub4a4\ub530\ub974\ub294 \ubaa8\ub4e0 \ube14\ub85d\uc758 \ud574\uc2dc\ub97c \uc7ac\uacc4\uc0b0\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc774 \uc5f0\uacb0\ub41c \uad6c\uc870\ub294 \ubcf4\uc548 \uc804\ubb38\uac00\ub4e4\uc774 \"\uc5f0\uc1c4 \ubc18\uc751\" \uc694\uad6c \uc0ac\ud56d\uc774\ub77c\uace0 \ubd80\ub974\ub294 \uac83\uc744 \ub9cc\ub4ed\ub2c8\ub2e4. \ube14\ub85d\uccb4\uc778 \ub370\uc774\ud130\ub97c \uc131\uacf5\uc801\uc73c\ub85c \uc870\uc791\ud558\ub824\uba74 \uacf5\uaca9\uc790\uac00:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\ub300\uc0c1 \ube14\ub85d \ub370\uc774\ud130\ub97c \ubcc0\uacbd\ud558\uc2ed\uc2dc\uc624<\/li>\n\n\n\n<li>\ud574\ub2f9 \ube14\ub85d\uc5d0 \ub300\ud55c \uc0c8 \ud574\uc2dc\ub97c \uc5bb\uc73c\uc138\uc694<\/li>\n\n\n\n<li>\ub2e4\uc74c \ube14\ub85d\uc758 \"Previous Hash\" \uac12\uc744 \uc5c5\ub370\uc774\ud2b8\ud558\uc138\uc694.<\/li>\n\n\n\n<li>\ubaa8\ub4e0 \uc774\ud6c4 \ube14\ub85d\uc5d0 \ub300\ud574 \uc0c8\ub85c\uc6b4 \ud574\uc2dc\ub97c \uac00\uc838\uc624\uae30<\/li>\n\n\n\n<li>\uc0c8\ub85c\uc6b4 \ube14\ub85d\uc774 \uccb4\uc778\uc5d0 \ud569\ub958\ud558\ub294 \uac83\ubcf4\ub2e4 \ub354 \ube68\ub9ac \uc774 \ubaa8\ub4e0 \uac83\uc744 \ud558\uc138\uc694.<\/li>\n<\/ol>\n\n\n\n<p>10\ub144 \ub41c \ube14\ub85d\uccb4\uc778 \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c \uc218\ucc9c \uac1c\uc758 \ub178\ub4dc\uac00 \uc788\uc744 \uacbd\uc6b0, \uc774 \uc791\uc5c5\uc740 \uac70\uc758 \ubd88\uac00\ub2a5\ud574\uc9d1\ub2c8\ub2e4. \uacf5\uaca9\uc790\uac00 \uba87 \uac1c\uc758 \ube14\ub85d\uc744 \uc7ac\uacc4\uc0b0\ud558\uae30 \uc804\uc5d0 \uc2e4\uc81c \uccb4\uc778\uc740 \ub354 \uae38\uc5b4\uc9c0\uace0, \ub124\ud2b8\uc6cc\ud06c\ub294 \ubcc0\uacbd\ub41c \ubc84\uc804\uc744 \uac00\uc9dc\ub85c \uac04\uc8fc\ud558\uc5ec \uc81c\uc678\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc694\uc57d\ud558\uc790\uba74, \ub208\uc0ac\ud0dc \ud6a8\uacfc, \ube60\ub978 \ud0d0\uc9c0 \ub2a5\ub825, \uadf8\ub9ac\uace0 \ub9c9\ub300\ud55c \uacc4\uc0b0 \uc694\uad6c\uc758 \uc870\ud569\uc774 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \ubcf4\uc548 \uc2dc\uc2a4\ud15c\uc744 \ub9cc\ub4e4\uc5b4 \ube14\ub85d\uccb4\uc778 \uae30\uc220\uc744 \ubcc0\uc870\ud558\uae30 \ub9e4\uc6b0 \uc5b4\ub835\uac8c \ub9cc\ub4ed\ub2c8\ub2e4.<\/p>\n\n\n\n<p><\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"popular-hash-algorithms-in-major-blockchains\">\uc8fc\uc694 \ube14\ub85d\uccb4\uc778\uc5d0\uc11c \uc778\uae30 \uc788\ub294 \ud574\uc2dc \uc54c\uace0\ub9ac\uc998<\/h2>\n\n\n<p>\ub2e4\uc591\ud55c \ube14\ub85d\uccb4\uc778 \ub124\ud2b8\uc6cc\ud06c\ub294 \ub2e4\uc591\ud55c \ud574\uc2dc \uc54c\uace0\ub9ac\uc998\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uac01 \ub124\ud2b8\uc6cc\ud06c\ub294 \uc131\ub2a5\uacfc \ud544\uc694\ud55c \ubcf4\uc548\uc5d0 \ub530\ub77c \uc54c\uace0\ub9ac\uc998\uc744 \uc120\ud0dd\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc120\ud0dd\uc740 \uac01 \ud50c\ub7ab\ud3fc\uc758 \ubcf4\uc548\uc131\uacfc \ud6a8\uc728\uc131\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"sha256-in-bitcoin\">Bitcoin\uc758 SHA-256<\/h3>\n\n\n<p class=\"translation-block\">Bitcoin\uc740 SHA-256 (Secure Hashing Algorithm-256)\uc744 \uc8fc\uc694 \uc554\ud638\ud654 \uae30\ub2a5\uc73c\ub85c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc774 \uc54c\uace0\ub9ac\uc998\uc740 NSA\uc5d0\uc11c \uac1c\ubc1c\ud588\uc73c\uba70, Bitcoin \ub124\ud2b8\uc6cc\ud06c\uc758 \ub9ce\uc740 \ubd80\ubd84\uc744 \ubcf4\ud638\ud558\uae30 \uc704\ud574 \uace0\uc815\ub41c 256\ube44\ud2b8 \ucd9c\ub825\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. <a href=\"https:\/\/www.ledger.com\/academy\/glossary\/sha-256\" target=\"_blank\" rel=\"noreferrer noopener\">SHA-256\uc740 \uacf5\uac1c \uc8fc\uc18c\ub97c \uaddc\uc81c<\/a>\ud558\uace0 \ub514\uc9c0\ud138 \uc11c\uba85\uc744 \ud1b5\ud574 \uac70\ub798 \uac80\uc99d\uc744 \uc27d\uac8c \ub9cc\ub4ed\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc11c\uba85\uc740 \ub0b4\uc6a9\uc744 \ud45c\uc2dc\ud558\uc9c0 \uc54a\uace0 \ub370\uc774\ud130\ub97c \ubcf4\ud638\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>Bitcoin\uc740 \ubcf4\uc548\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uae30 \uc704\ud574 SHA-256\uc744 \ub450 \ubc88 \uc0ac\uc6a9\ud558\ub294 \ub3c5\ud2b9\ud55c \uc811\uadfc \ubc29\uc2dd\uc744 \ucde8\ud569\ub2c8\ub2e4. \uc774 \uc774\uc911 \ud574\uc2dc \ubc29\ubc95\uc740 \uae38\uc774 \ud655\uc7a5 \uacf5\uaca9\uacfc \uac19\uc740 \ubb38\uc81c\ub97c \ub9c9\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p>SHA-256\uc740 Proof of Work \ucc44\uad74\uc5d0\uc11c \uc911\uc694\ud558\uba70, \ucc44\uad74\uc790\ub294 \ube14\ub85d \ud574\uc2dc\ub97c \uacc4\uc0b0\ud569\ub2c8\ub2e4. \uac01 \ube14\ub85d\uc5d0\ub294 \uc774\uc804 \ube14\ub85d\uc744 \uac00\ub9ac\ud0a4\ub294 SHA-256 \ud574\uc2dc\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \ud574\uc2dc \uccb4\uc778\uc774 \ube14\ub85d\uccb4\uc778\uc744 \uc548\uc804\ud558\uac8c \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"ethash-in-ethereum\">\uc774\ub354\ub9ac\uc6c0\uc758 Ethash<\/h3>\n\n\n<p class=\"translation-block\">\uc774\ub354\ub9ac\uc6c0\uc758 \uccab \ubc88\uc9f8 Proof of Work \uc2dc\uc2a4\ud15c\uc740 \uc218\uc815\ub41c Dagger-Hashimoto \uc54c\uace0\ub9ac\uc998\uc778 Ethash\ub97c \uc0ac\uc6a9\ud588\uc2b5\ub2c8\ub2e4. SHA-256\uacfc \ub2ec\ub9ac, <a href=\"https:\/\/cleartax.in\/s\/ethash\" target=\"_blank\" rel=\"noreferrer noopener\">Ethash\ub294 ASIC \ucc44\uad74\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4<\/a>. \uc774 \ub514\uc790\uc778\uc740 \ub354 \ub9ce\uc740 \uc0ac\ub78c\ub4e4\uc774 \uc77c\ubc18 \ucef4\ud4e8\ud130\ub97c \uc0ac\uc6a9\ud558\uc5ec \ucc44\uad74\ud560 \uc218 \uc788\uac8c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>Ethash\ub294 \uc774\ub807\uac8c \uc791\ub3d9\ud569\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ube14\ub85d \ud5e4\ub354\uc5d0\uc11c \uc2dc\ub4dc\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4<\/li>\n\n\n\n<li>16MB\uc758 \uc758\uc0ac \ub79c\ub364 \uce90\uc2dc\ub97c \uc0dd\uc131<\/li>\n\n\n\n<li>\uce90\uc2dc\ub97c \uc0ac\uc6a9\ud558\uc5ec 4+ GB \ub370\uc774\ud130 \uc138\ud2b8(DAG)\ub97c \uc0dd\uc131<\/li>\n\n\n\n<li>\ub9c8\uc774\ub2dd \uc911\uc5d0 DAG\uc5d0\uc11c \uc784\uc758\uc758 \uac12\uc744 \uc120\ud0dd\ud569\ub2c8\ub2e4<\/li>\n\n\n\n<li>\uce90\uc2dc \uba54\ubaa8\ub9ac\ub97c \ud1b5\ud574 \uacb0\uacfc\ub97c \ud655\uc778<\/li>\n<\/ul>\n\n\n\n<p>\uc774 \uba54\ubaa8\ub9ac \uc9d1\uc57d\uc801\uc778 \uc124\uacc4\ub294 \uc774\ub354\ub9ac\uc6c0\uc774 \ube14\ub85d \uc2dc\uac04\uc744 \uc57d 12\ucd08\ub85c \uc720\uc9c0\ud558\ub3c4\ub85d \ub3d5\uc2b5\ub2c8\ub2e4. \ub610\ud55c \ucc44\uad74 \ud558\ub4dc\uc6e8\uc5b4\uac00 \uacfc\ub3c4\ud558\uac8c \uc911\uc559 \uc9d1\uc911\ud654\ub418\ub294 \uac83\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"blake2b-in-zcash\">Zcash\uc758 Blake2b<\/h3>\n\n\n<p>Zcash\ub294 Blake2b \ud574\uc2dc \uc54c\uace0\ub9ac\uc998\uc744 \uc120\ud0dd\ud588\uc2b5\ub2c8\ub2e4. \uc65c\ub0d0\ud558\uba74 \ub2e4\ub978 \uc54c\uace0\ub9ac\uc998\ubcf4\ub2e4 \ub354 \ud6a8\uc728\uc801\uc774\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. Blake2b\ub294 SHA-256 \ubc0f SHA-512\ubcf4\ub2e4 \ube60\ub974\uc9c0\ub9cc \ub3d9\uc77c\ud55c \uc218\uc900\uc758 \ubcf4\uc548\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>Zcash\ub294 Equihash \uc791\uc5c5 \uc99d\uba85 \uc2dc\uc2a4\ud15c\uc5d0\uc11c Blake2b\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc774 \uc54c\uace0\ub9ac\uc998\uc740 64\ube44\ud2b8 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ub6f0\uc5b4\ub09c \uc131\ub2a5\uc744 \ubc1c\ud718\ud569\ub2c8\ub2e4. MD5, SHA-1, SHA-2, SHA-3\ubcf4\ub2e4 \ube60\ub974\uba74\uc11c\ub3c4 \ub354 \uc548\uc804\ud569\ub2c8\ub2e4.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"comparing-security-and-performance-tradeoffs\">\ubcf4\uc548\uacfc \uc131\ub2a5 \uac04\uc758 \ud2b8\ub808\uc774\ub4dc\uc624\ud504 \ube44\uad50<\/h3>\n\n\n<p>\uc774 \uc54c\uace0\ub9ac\uc998\ub4e4\uc740 \ubcf4\uc548\uacfc \uc131\ub2a5\uc744 \ub2e4\ub974\uac8c \uade0\ud615\uc744 \ub9de\ucda5\ub2c8\ub2e4. SHA-256\uc740 \uc2e0\ub8b0\uc131\uc774 \ub192\uace0 \uad11\ubc94\uc704\ud558\uac8c \ud14c\uc2a4\ud2b8\ub418\uc5c8\uc9c0\ub9cc \ub9ce\uc740 \uc5f0\uc0b0 \ub2a5\ub825\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. Ethash\ub294 \ucc44\uad74\uc744 \ubd84\uc0b0\ud654\ud558\ub294 \ub370 \uc911\uc810\uc744 \ub450\uc9c0\ub9cc \ub354 \ub9ce\uc740 \uba54\ubaa8\ub9ac\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>Blake2b\ub294 \uac00\uc7a5 \uade0\ud615 \uc7a1\ud78c \uc635\uc158\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ube60\ub974\uace0 \uc548\uc804\ud569\ub2c8\ub2e4. \ud14c\uc2a4\ud2b8 \uacb0\uacfc, Blake3\uc640 \uac19\uc740 \ucd5c\uc2e0 \uc54c\uace0\ub9ac\uc998\uc774 \uc18d\ub3c4\uc640 \uc751\ub2f5 \uc2dc\uac04 \uba74\uc5d0\uc11c \uc774\uc804 \uc54c\uace0\ub9ac\uc998\ubcf4\ub2e4 \ub354 \uc798 \uc791\ub3d9\ud55c\ub2e4\ub294 \uac83\uc774 \ub098\ud0c0\ub0ac\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc54c\uace0\ub9ac\uc998 \uc120\ud0dd\uc740 \uac01 \ube14\ub85d\uccb4\uc778\uc774 \ubcf4\uc548\uc744 \ucc98\ub9ac\ud558\ub294 \ubc29\uc2dd\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. \uc774\ub294 \ucc44\uad74 \uc7a5\ube44\uc5d0 \ub300\ud55c \uc800\ud56d\ub825, \uc591\uc790 \ucef4\ud4e8\ud305 \uc704\ud611, \uadf8\ub9ac\uace0 \uac70\ub798 \ucc98\ub9ac \uc18d\ub3c4\uc640 \uac19\uc740 \uac83\ub4e4\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"realworld-security-challenges-and-hash-solutions\">\uc2e4\uc81c \ubcf4\uc548 \ubb38\uc81c\uc640 \ud574\uc2dc \uc194\ub8e8\uc158<\/h2>\n\n\n<p>\ube14\ub85d\uccb4\uc778 \ub124\ud2b8\uc6cc\ud06c\ub294 \ubcf4\uc548\uc744 \uc704\ud574 \uac15\ub825\ud55c \ud574\uc2dc \ud568\uc218\uc5d0 \uc758\uc874\ud558\uc9c0\ub9cc, \uae30\ubcf8\uc801\uc778 \ucde8\uc57d\uc810\uc740 \uc5ec\uc804\ud788 \ubcf4\uc548 \ubaa8\ub378\uc5d0 \ub3c4\uc804 \uacfc\uc81c\ub97c \uc81c\uc2dc\ud569\ub2c8\ub2e4. \uae30\uc220\uc740 \uc548\uc804\uc744 \uc720\uc9c0\ud558\uae30 \uc704\ud574 \ud574\uc2dc \uae30\ubc18 \ub300\uc751\ucc45\uc758 \uc9c0\uc18d\uc801\uc778 \uac1c\ubc1c\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"51-attack-prevention\">51% \uacf5\uaca9 \ubc29\uc9c0<\/h3>\n\n\n<p class=\"translation-block\">51% \uacf5\uaca9\uc740 \ud558\ub098\uc758 \uc5d4\ud2f0\ud2f0\uac00 \ub124\ud2b8\uc6cc\ud06c\uc758 \ud574\uc2dc \ud30c\uc6cc\uc758 \uc808\ubc18 \uc774\uc0c1\uc744 \uc81c\uc5b4\ud560 \ub54c \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uacf5\uaca9\uc790\ub294 \uc0c8\ub85c\uc6b4 \ud2b8\ub79c\uc7ad\uc158\uc744 \ucc28\ub2e8\ud558\uac70\ub098 \uc0ac\uc6a9\uc790 \uac04\uc758 \uc9c0\ubd88\uc744 \uc911\uc9c0\ud558\uace0 \uc644\ub8cc\ub41c \ud2b8\ub79c\uc7ad\uc158\uc744 \ub418\ub3cc\ub9b4 \uc218 \uc788\uc2b5\ub2c8\ub2e4. Bitcoin Gold\ub294 \uc774\ub97c \uc5b4\ub835\uac8c \ubc30\uc6e0\uc2b5\ub2c8\ub2e4. \ub124\ud2b8\uc6cc\ud06c\ub294 2018\ub144\uc5d0 \uc57d 1800\ub9cc \ub2ec\ub7ec](<a href=\"https:\/\/hacken.io\/discover\/51-percent-attack\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/hacken.io\/discover\/51-percent-attack\/<\/a>)\ub97c \uc783\uc5c8\uace0 2020\ub144\uc5d0 \ub610 \ub2e4\ub978 \uacf5\uaca9\uc744 \ubc1b\uc558\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc791\uc740 \ube14\ub85d\uccb4\uc778\ub4e4\uc740 \ud2b9\ud788 \ud574\uc2f1 \ud30c\uc6cc \ubd84\ubc30\uac00 \uc81c\ud55c\ub420 \ub54c \uc774\ub7ec\ud55c \uacf5\uaca9\uc744 \uc798 \ucc98\ub9ac\ud558\uc9c0 \ubabb\ud569\ub2c8\ub2e4. \uc774\ub97c \ubc29\uc9c0\ud558\ub294 \ubc29\ubc95\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"translation-block\"><strong>\ud569\uc758 \uc54c\uace0\ub9ac\uc998 \ubcc0\uacbd<\/strong>: Proof of Work\uc5d0\uc11c Proof of Stake\ub85c\uc758 \uc774\ub3d9\uc740 \uacf5\uaca9 \ube44\uc6a9\uc744 \ud06c\uac8c \uc99d\uac00\uc2dc\ud0b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li class=\"translation-block\"><strong>\uc9c0\uc5f0\ub41c \ud655\uc778<\/strong>: \ub354 \uae34 \uac70\ub798 \uac80\uc99d \uc2dc\uac04\uc740 \uacf5\uaca9\uc790\uac00 \ub354 \uae34 \uc2dc\uac04 \ub3d9\uc548 \uc81c\uc5b4\ub97c \uc720\uc9c0\ud558\ub3c4\ub85d \uac15\uc694\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li class=\"translation-block\"><strong>\ubc18\uaca9<\/strong>: \ud53c\ud574\uc790\ub294 \ud574\uc2dc\ub808\uc774\ud2b8\ub97c \uc784\ub300\ud558\uc5ec \uc6d0\ubcf8 \uccb4\uc778\uc5d0\uc11c \ucc44\uad74\ud558\uace0 \uacf5\uaca9\uc790\ub97c \uc800\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4<\/li>\n<\/ul>\n\n\n<h3 class=\"wp-block-heading\" id=\"doublespending-protection\">\uc774\uc911 \uc9c0\ubd88 \ubc29\uc9c0<\/h3>\n\n\n<p>\uc774\uc911 \uc9c0\ucd9c\uc740 \uc0ac\uc6a9\uc790\uac00 \ub3d9\uc77c\ud55c \uc554\ud638\ud654\ud3d0\ub97c \uc5ec\ub7ec \ubc88 \uc0ac\uc6a9\ud558\ub294 \uae30\ubcf8\uc801\uc778 \ubcf4\uc548 \ubb38\uc81c\uc785\ub2c8\ub2e4. \ud574\uc2dc \ud568\uc218\uc640 \ud569\uc758 \uba54\ucee4\ub2c8\uc998\uc774 \uacb0\ud569\ub418\uc5b4 \uc774 \ubb38\uc81c\ub97c \ubc29\uc9c0\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ube44\ud2b8\ucf54\uc778\uc758 \ub124\ud2b8\uc6cc\ud06c\ub294 \ube14\ub85d \uc0dd\uc131\uc5d0 10\ubd84\uc758 \uc9c0\uc5f0\uc774 \uc788\uc73c\uba70, \ud574\uc2dc \uae30\ubc18 \uc791\uc5c5 \uc99d\uba85\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc774\ub294 \uc774\uc911 \uc9c0\ubd88\uc744 \ub2ec\uc131\ud558\uae30 \uc5b4\ub835\uac8c \ub9cc\ub4dc\ub294 \uc2dc\uac04 \uc7a5\ubcbd\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \uadf8\ub7fc\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 \uacf5\uaca9\uc790\ub4e4\uc740 \ub808\uc774\uc2a4 \uacf5\uaca9\uacfc \ud53c\ub2c8 \uacf5\uaca9\uacfc \uac19\uc740 \uc815\uad50\ud55c \ubc29\ubc95\uc744 \uc0ac\uc6a9\ud558\uc5ec \ud655\uc778 \ud504\ub85c\uc138\uc2a4\ub97c \uc870\uc791\ud569\ub2c8\ub2e4.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"quantum-computing-threats-to-current-hash-functions\">\uc591\uc790 \ucef4\ud4e8\ud305\uc774 \ud604\uc7ac \ud574\uc2dc \ud568\uc218\uc5d0 \ubbf8\uce58\ub294 \uc704\ud611<\/h3>\n\n\n<p>\uc591\uc790 \ucef4\ud4e8\ud305\uc740 \ube14\ub85d\uccb4\uc778 \ubcf4\uc548\uc5d0 \ub300\ud55c \uac00\uc7a5 \ud070 \uc704\ud611\uc744 \ub098\ud0c0\ub0bc \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac15\ub825\ud55c \uc591\uc790 \ucef4\ud4e8\ud130\uc5d0\uc11c \uc2e4\ud589\ub418\ub294 \uc1fc\uc5b4 \uc54c\uace0\ub9ac\uc998\uc740 \ub514\uc9c0\ud138 \uc11c\uba85\uc758 \ud0c0\uc6d0 \uace1\uc120 \uc554\ud638\ud654\ub97c \uae68\ub728\ub9b4 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub85c \uc778\ud574 \uac1c\uc778 \ud0a4\uac00 \ub178\ucd9c\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"translation-block\">\uadf8\ub85c\ubc84 \uc54c\uace0\ub9ac\uc998\uc740 SHA-256\uacfc \uac19\uc740 \ud574\uc2dc \ud568\uc218 \ud574\uacb0 \ud504\ub85c\uc138\uc2a4\ub97c 4\ubc30 \ube60\ub974\uac8c \ud569\ub2c8\ub2e4. \uacfc\ud559\uc790\ub4e4\uc740 \uc591\uc790 \ucef4\ud4e8\ud130\uac00 <a href=\"https:\/\/www.deloitte.com\/nl\/en\/services\/risk-advisory\/perspectives\/quantum-computers-and-the-bitcoin-blockchain.html\" target=\"_blank\" rel=\"noreferrer noopener\">RSA \ud0a4\ub97c \uc57d 8\uc2dc\uac04 \ub9cc\uc5d0 \ud480 \uc218 \uc788\uc744 \uac83\uc774\ub77c\uace0 \uc0dd\uac01\ud569\ub2c8\ub2e4<\/a>. \ube44\ud2b8\ucf54\uc778 \uc11c\uba85\uc740 30\ubd84 \uc774\ub0b4\uc5d0 \ucde8\uc57d\ud574\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc5f0\uad6c\uc790\ub4e4\uc740 \uc774\ub7ec\ud55c \uc0c8\ub85c\uc6b4 \uc704\ud611\uc5d0 \ub300\uc751\ud558\uae30 \uc704\ud574 \uc591\uc790 \uc800\ud56d \uc194\ub8e8\uc158\uc744 \ub9cc\ub4e4\uace0 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uc218\ud559\uc801 \uc7a1\uc74c\uc744 \uc0ac\uc6a9\ud558\ub294 \uaca9\uc790 \uae30\ubc18 \uc554\ud638\ud559<\/li>\n\n\n\n<li>\uc624\ub958 \uc218\uc815 \ucf54\ub4dc\ub97c \uc0ac\uc6a9\ud558\ub294 \ucf54\ub4dc \uae30\ubc18 \uc554\ud638\ud654<\/li>\n\n\n\n<li>\uc591\uc790 \uc54c\uace0\ub9ac\uc998\uc5d0 \uc800\ud56d\ud558\ub294 \ud574\uc2dc \uae30\ubc18 \uc554\ud638\ud654 \ubc29\ubc95<\/li>\n<\/ul>\n\n\n<h2 class=\"wp-block-heading\" id=\"conclusion\">\uacb0\ub860\uc801\uc73c\ub85c<\/h2>\n\n\n<p>\ud574\uc2dc \ud568\uc218\ub294 \ube14\ub85d\uccb4\uc778 \ubcf4\uc548\uc758 \ud575\uc2ec\uc785\ub2c8\ub2e4. \uc774 \uc815\uad50\ud55c \uc554\ud638\ud654 \uba54\ucee4\ub2c8\uc998\uc740 \uae68\uc9c0\uc9c0 \uc54a\ub294 \ubc29\ud328\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc77c\ubc29\ud5a5 \ubcc0\ud658 \ud2b9\uc131\uacfc \ub208\uc0ac\ud0dc \ud6a8\uacfc\ub294 \ube14\ub85d\uccb4\uc778 \ub124\ud2b8\uc6cc\ud06c\uac00 \ubcc0\uc870 \uc2dc\ub3c4\uc5d0 \uac15\ud558\uac8c \ub9cc\ub4ed\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ub2e4\uc591\ud55c \ud50c\ub7ab\ud3fc\uc740 \uc218\ud559\uc801 \ud655\uc2e4\uc131\uc744 \ud1b5\ud574 \ub370\uc774\ud130 \ubb34\uacb0\uc131\uc744 \uc720\uc9c0\ud558\uae30 \uc704\ud574 \ud544\uc694\uc5d0 \ub530\ub77c \ud574\uc2dc \uc54c\uace0\ub9ac\uc998\uc744 \uc120\ud0dd\ud569\ub2c8\ub2e4. \ube44\ud2b8\ucf54\uc778\uc758 SHA-256, \uc774\ub354\ub9ac\uc6c0\uc758 Ethash, Zcash\uc758 Blake2b\ub294 \ubcf4\uc548\uacfc \uc131\ub2a5 \uc694\uad6c \uc0ac\ud56d \uac04\uc758 \uade0\ud615\uc744 \ub9de\ucd94\ub294 \uace0\uc720\ud55c \uc811\uadfc \ubc29\uc2dd\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc591\uc790 \ucef4\ud4e8\ud305\uacfc 51% \uacf5\uaca9\uc740 \ube14\ub85d\uccb4\uc778 \ubcf4\uc548\uc5d0 \uc9c0\uc18d\uc801\uc778 \ub3c4\uc804\uc744 \uc77c\uc73c\ud0b5\ub2c8\ub2e4. \ud574\uc2dc \uae30\ubc18 \ubcf4\ud638 \uba54\ucee4\ub2c8\uc998\uc758 \ubc1c\uc804\uc740 \ubcc0\uacbd \ubd88\uac00\ub2a5\ud558\uace0 \ubd84\uc0b0\ub41c \uae30\ub85d \uc720\uc9c0\ub97c \uc704\ud55c \ube14\ub85d\uccb4\uc778\uc758 \uc57d\uc18d\uc744 \ubcf4\uc874\ud558\ub294 \ub370 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc774\ub7ec\ud55c \uae30\ubcf8 \uac1c\ub150\ub4e4\uc740 \ud574\uc2dc \ud568\uc218\uac00 \ube14\ub85d\uccb4\uc778 \uae30\uc220\uc758 \ud575\uc2ec\uc801\uc778 \uc694\uc18c\uc778 \uc774\uc720\ub97c \uc774\ud574\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4. \ube14\ub85d\uccb4\uc778 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc740 \uc774\uc81c \ub354 \ub9ce\uc740 \uc0b0\uc5c5\uc73c\ub85c \ud655\uc7a5\ub418\uace0 \uc788\uc73c\uba70, \uadf8\ub4e4\uc758 \uac15\ub825\ud55c \ubcf4\uc548 \ud504\ub808\uc784\uc6cc\ud06c\ub294 \ud655\uc2e4\ud788 \uc6b0\ub9ac\uc758 \ub514\uc9c0\ud138 \uc138\uc0c1\uc744 \ud615\uc131\ud560 \uac83\uc785\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"<p>\ud574\uc2dc\ub294 \ube14\ub85d\uccb4\uc778 \uae30\uc220\uc744 \uc548\uc804\ud558\uac8c \ub9cc\ub4dc\ub294 \uae68\uc9c0\uc9c0 \uc54a\ub294 \ub514\uc9c0\ud138 \uc9c0\ubb38\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \uccb4\uc778\uc758 \uac01 \ud2b8\ub79c\uc7ad\uc158\uacfc \ube14\ub85d\uc740 \uace0\uc720\ud55c \uc11c\uba85\uc744 \ubc1b\uc2b5\ub2c8\ub2e4. \uc774 \ub514\uc9c0\ud138 \uae30\ubc18\uc740 ... <a class=\"more-link\" href=\"https:\/\/securitybriefing.net\/ko\/%eb%b8%94%eb%a1%9d%ec%b2%b4%ec%9d%b8\/%ed%95%b4%ec%8b%9c%eb%8a%94-%eb%b8%94%eb%a1%9d%ec%b2%b4%ec%9d%b8-%ea%b8%b0%ec%88%a0-%eb%b3%b4%ec%95%88%ec%97%90-%ec%96%b4%eb%96%bb%ea%b2%8c-%eb%8f%84%ec%9b%80%ec%9d%b4-%eb%90%98%eb%82%98%ec%9a%94\/\"><span class=\"screen-reader-text\">\ud574\uc2dc\ub294 \ube14\ub85d\uccb4\uc778 \uae30\uc220\uc758 \ubcf4\uc548\uc744 \uc5b4\ub5bb\uac8c \uac15\ud654\ud558\ub098\uc694?<\/span> <strong>\uacc4\uc18d \uc77d\uae30<\/strong><\/a><\/p>","protected":false},"author":3,"featured_media":3519,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-3511","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blockchain","entry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How Does A Hash Help Secure Blockchain Technology? | Security Briefing<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/securitybriefing.net\/ko\/\ube14\ub85d\uccb4\uc778\/\ud574\uc2dc\ub294-\ube14\ub85d\uccb4\uc778-\uae30\uc220-\ubcf4\uc548\uc5d0-\uc5b4\ub5bb\uac8c-\ub3c4\uc6c0\uc774-\ub418\ub098\uc694\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" 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