{"id":8757,"date":"2016-08-26T11:11:32","date_gmt":"2016-08-26T20:11:32","guid":{"rendered":""},"modified":"-0001-11-30T00:00:00","modified_gmt":"-0001-11-29T15:00:00","slug":"","status":"publish","type":"post","link":"http:\/\/w3devlabs.net\/wp\/?p=8757","title":{"rendered":"[\uc815\ubcf4\ud1b5\uc2e0\uc6a9\uc5b4] \ub370\uc774\ud130 \uc554\ud638 \ud45c\uc900"},"content":{"rendered":"<p><h1>DES (Data Encryption Standard)  &#8211;  \ub370\uc774\ud130 \uc554\ud638 \ud45c\uc900<\/h1>\n<\/p>\n<p>DES\ub294 \uac1c\uc778\ud0a4\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub370\uc774\ud130\ub97c \uc554\ud638\ud654\ud558\ub294 \ubc29\ubc95\uc73c\ub85c\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub418\uba70, \ubbf8\uad6d \uc815\ubd80\ub294 \uc774 \uc54c\uace0\ub9ac\uc998\uc744 \ud574\ub3c5\ud558\uae30 \uc5b4\ub835\ub2e4\uace0 \ud310\uc815\ud558\uace0 \ub2e4\ub978 \ub098\ub77c\ub4e4\uc5d0 \uc218\ucd9c\ud558\ub294 \uac83\uc744 \uae08\uc9c0\ud558\uace0 \uc788\ub2e4. DES\uc5d0\ub294 72,000,000,000,000,000 (72\ucc9c\uc870)\uac1c \uc774\uc0c1\uc758 \uc554\ud638 \ud0a4\uac00 \uc0ac\uc6a9\ub418\ub294 \uac83\uc774 \uac00\ub2a5\ud558\ub2e4. \uc8fc\uc5b4\uc9c4 \uac01 \uba54\uc2dc\uc9c0\ub97c \uc704\ud55c \ud0a4\ub294, \uc774\ub807\uac8c \ub9c9\ub300\ud55c \ub7c9\uc758 \ud0a4 \uc911\uc5d0\uc11c \ubb34\uc791\uc704\ub85c \uc120\ud0dd\ub41c\ub2e4. \ub2e4\ub978 \uac1c\uc778\ud0a4 \uc554\ud638\ud654 \ubc29\ubc95\uacfc \ub9c8\ucc2c\uac00\uc9c0\ub85c, \uc1a1\uc2e0\uc790\uc640 \uc218\uc2e0\uc790 \ub458 \ubaa8\ub450\ub294 \ub3d9\uc77c\ud55c \uac1c\uc778\ud0a4\ub97c \uc54c\uace0, \uc0ac\uc6a9\ud574\uc57c\ub9cc \ud55c\ub2e4. DES\ub294 \uac01 64 \ube44\ud2b8 \ub370\uc774\ud130 \ube14\ub85d\uc5d0, 56 \ube44\ud2b8 \uae38\uc774\uc758 \ud0a4\ub97c \uc801\uc6a9\ud55c\ub2e4. \uc774 \uacfc\uc815\uc740 \uc5ec\ub7ec \uac00\uc9c0 \ubaa8\ub4dc\uc5d0\uc11c \uc2e4\ud589\ub420 \uc218 \uc788\uc73c\uba70, 16\ubc88\uc758 \uc5f0\uc0b0\uc774 \uc218\ubc18\ub41c\ub2e4. \ube44\ub85d DES\uac00 \uac15\ub825\ud55c \uc554\ud638\ud654\uc774\ub77c\uace0 \ud310\ub2e8\ub418\uace0\ub294 \uc788\uc9c0\ub9cc, \ub9ce\uc740 \ud68c\uc0ac\ub4e4\uc740 \uc138 \uac1c\uc758 \ud0a4\uac00 \uc787\ub2ec\uc544 \uc801\uc6a9\ub418\ub294 &#8220;\ud2b8\ub9ac\ud50c DES&#8221;\ub97c \uc0ac\uc6a9\ud55c\ub2e4. \uadf8\ub807\ub2e4\uace0 \ud574\uc11c DES\ub85c \uc554\ud638\ud654\ub41c \uba54\uc2dc\uc9c0\uac00 \ud574\ub3c5\ub420 \uc218 \uc5c6\ub2e4\uace0 \ub9d0\ud558\ub294 \uac83\uc740 \uc544\ub2c8\ub2e4. 1997\ub144 \ucd08\uc5d0, \ub2e4\ub978 \uc554\ud638\ud654 \ubc29\uc2dd\uc758 \uc18c\uc720\uc790\uc778 RSA\uac00 DES \uba54\uc2dc\uc9c0 \ud574\ub3c5\uc5d0 10,000 \ub2ec\ub7ec\uc758 \uc0c1\uae08\uc744 \uac78\uc5c8\ub2e4. \uc778\ud130\ub137\uc0c1\uc5d0\uc11c 14,000\uba85 \uc774\uc0c1\uc758 \uc0ac\uc6a9\uc790\ub4e4\uc774 \ub2e4\uc591\ud55c \ud0a4\ub4e4\uc744 \uc2dc\ud5d8\ud558\ub294 \uacf5\ub3d9 \ub178\ub825\uc73c\ub85c \uacb0\uad6d \uadf8 \uba54\uc2dc\uc9c0\ub97c \ud574\ub3c5\ud558\uc600\ub294\ub370, \uac00\ub2a5\ud55c 72\ucc9c\uc870 \uac1c\uc758 \ud0a4 \uc911\uc5d0\uc11c \uace0\uc791 18\ucc9c\uc870 \uac1c\uc758 \uc2dc\ud5d8\uc744 \ud1b5\ud574 \uadf8 \ud0a4\uac00 \ubc1c\uacac\ub418\uc5c8\ub2e4. \uadf8\ub7ec\ub098, \uc624\ub298\ub0a0 DES \uc554\ud638\ud654\ub85c \ubc1c\uc1a1\ub418\ub294 \uac83 \uc911, \uc774\ub7ec\ud55c \uc885\ub958\uc758 \ucf54\ub4dc \ud574\ub3c5 \ub178\ub825\uc5d0 \uc601\ud5a5\uc744 \ubc1b\uc744 \uac83 \uac19\uc740 \uba54\uc2dc\uc9c0\ub294 \uac70\uc758 \uc5c6\ub2e4. DES\ub294 1977\ub144\uc5d0 IBM\uc5d0\uc11c \ubc1c\uba85\ud558\uc600\uc73c\uba70, \ubbf8\uad6d \uad6d\ubc29\ubd80\uc5d0 \uc758\ud574 \ucc44\ud0dd\ub418\uc5c8\ub2e4. \uc774\uac83\uc740 ANSI X3.92\uc640 X3.106 \ud45c\uc900 \ubc0f \ubbf8\uad6d \uc5f0\ubc29\uc815\ubd80 FIPS 46\uacfc 81 \ud45c\uc900\uc5d0 \uc815\uc758\ub418\uc5b4 \uc788\ub2e4. \uc774 \uc554\ud638\ud654 \uc54c\uace0\ub9ac\uc998\uc774 \ube44\uc6b0\ud638\uc801\uc778 \uad6d\uac00\uc5d0 \uc758\ud574 \uc0ac\uc6a9\ub420 \uc218 \uc788\ub2e4\ub294 \uc5fc\ub824 \ub54c\ubb38\uc5d0, \ubbf8\uad6d \uc815\ubd80\ub294 \uc554\ud638\ud654 \uc18c\ud504\ud2b8\uc6e8\uc5b4\uc758 \uc218\ucd9c\uc744 \ub9c9\uace0 \uc788\ub2e4. \uadf8\ub7ec\ub098, \uc774 \uc18c\ud504\ud2b8\uc6e8\uc5b4\uc758 \ud504\ub9ac\ubc84\uc804\uc740 BBS\ub098 \uc6f9\uc0ac\uc774\ud2b8 \ub4f1\uc5d0\uc11c \uc5b4\ub835\uc796\uac8c \uc785\uc218\ud560 \uc218 \uc788\ub2e4. \uc774 \uc554\ud638\ud654 \uc54c\uace0\ub9ac\uc998\uc774 \uae68\uc9c0\uc9c0 \uc54a\uace0 \ube44\uad50\uc801 \uc624\ub798 \ub0a8\uc544\uc788\uc744 \uac83\uc774\ub77c\ub294 \uc77c\ubd80 \uad00\uc2ec\uc774 \uc788\uc9c0\ub9cc, NIST\ub294 DES\ub97c \ub300\uccb4\ud558\uae30 \uc704\ud55c \uc0c8\ub85c\uc6b4 \ud45c\uc900\uc774\ub098 \ub300\uc548\uc5d0 \uad00\ud55c \uc791\uc5c5\uc774 \uc9c4\ud589\uc911\uc774\ubbc0\ub85c DES\ub97c \ub2e4\uc2dc \uc778\uc99d\ud558\ub294 \uc77c\uc740 \uc5c6\uc744 \uac83\uc774\ub77c\uace0 \uc9c0\uc801\ud588\ub2e4. \uadf8\ud6c4 2001\ub144\uc5d0 DES\ub97c \ub300\uccb4\ud558\ub294 \ud45c\uc900\uc73c\ub85c AES (Advanced Encryption Standard)\uac00 \uc120\uc815\ub418\uc5c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>DES (Data Encryption Standard) &#8211; \ub370\uc774\ud130 \uc554\ud638 \ud45c\uc900 DES\ub294 \uac1c\uc778\ud0a4\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub370\uc774\ud130\ub97c \uc554\ud638\ud654\ud558\ub294 \ubc29\ubc95\uc73c\ub85c\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub418\uba70, \ubbf8\uad6d \uc815\ubd80\ub294 \uc774 \uc54c\uace0\ub9ac\uc998\uc744 \ud574\ub3c5\ud558\uae30 \uc5b4\ub835\ub2e4\uace0 \ud310\uc815\ud558\uace0 \ub2e4\ub978 \ub098\ub77c\ub4e4\uc5d0 \uc218\ucd9c\ud558\ub294 \uac83\uc744 \uae08\uc9c0\ud558\uace0 \uc788\ub2e4. DES\uc5d0\ub294 72,000,000,000,000,000 (72\ucc9c\uc870)\uac1c \uc774\uc0c1\uc758 \uc554\ud638 \ud0a4\uac00 \uc0ac\uc6a9\ub418\ub294 \uac83\uc774 \uac00\ub2a5\ud558\ub2e4. \uc8fc\uc5b4\uc9c4 \uac01 \uba54\uc2dc\uc9c0\ub97c \uc704\ud55c \ud0a4\ub294, \uc774\ub807\uac8c \ub9c9\ub300\ud55c \ub7c9\uc758 \ud0a4 \uc911\uc5d0\uc11c \ubb34\uc791\uc704\ub85c \uc120\ud0dd\ub41c\ub2e4. \ub2e4\ub978 \uac1c\uc778\ud0a4 \uc554\ud638\ud654 \ubc29\ubc95\uacfc \ub9c8\ucc2c\uac00\uc9c0\ub85c, &hellip; <\/p>\n<p class=\"link-more\"><a href=\"http:\/\/w3devlabs.net\/wp\/?p=8757\" class=\"more-link\">\ub354 \ubcf4\uae30<span class=\"screen-reader-text\"> &#8220;[\uc815\ubcf4\ud1b5\uc2e0\uc6a9\uc5b4] \ub370\uc774\ud130 \uc554\ud638 \ud45c\uc900&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[5922],"tags":[5921],"class_list":["post-8757","post","type-post","status-publish","format-standard","hentry","category-5922","tag-5921","entry"],"_links":{"self":[{"href":"http:\/\/w3devlabs.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/8757","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/w3devlabs.net\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/w3devlabs.net\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/w3devlabs.net\/wp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/w3devlabs.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=8757"}],"version-history":[{"count":0,"href":"http:\/\/w3devlabs.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/8757\/revisions"}],"wp:attachment":[{"href":"http:\/\/w3devlabs.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8757"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/w3devlabs.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8757"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/w3devlabs.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8757"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}