{"id":479397,"date":"2023-08-09T10:35:54","date_gmt":"2023-08-09T10:35:54","guid":{"rendered":""},"modified":"2023-09-05T11:18:45","modified_gmt":"2023-09-05T11:18:45","slug":"transport-layer-security-tls","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/kr\/wiki\/transport-layer-security-tls\/","title":{"rendered":"TLS(\uc804\uc1a1 \uacc4\uce35 \ubcf4\uc548)"},"content":{"rendered":"<p>TLS(\uc804\uc1a1 \uacc4\uce35 \ubcf4\uc548)\ub294 \uc778\ud130\ub137\uc5d0\uc11c \uac00\uc7a5 \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \ucef4\ud4e8\ud130 \ub124\ud2b8\uc6cc\ud06c\ub97c \ud1b5\ud55c \ubcf4\uc548 \ud1b5\uc2e0\uc744 \ubcf4\uc7a5\ud558\ub294 \uc554\ud638\ud654 \ud504\ub85c\ud1a0\ucf5c\uc785\ub2c8\ub2e4. \ud074\ub77c\uc774\uc5b8\ud2b8-\uc11c\ubc84 \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uac04\uc758 \uac1c\uc778 \uc815\ubcf4 \ubcf4\ud638, \uc778\uc99d \ubc0f \ub370\uc774\ud130 \ubb34\uacb0\uc131\uc744 \uc81c\uacf5\ud558\uc5ec \uc804\uc1a1 \uc911\uc5d0 \ubbfc\uac10\ud55c \uc815\ubcf4\uac00 \ub3c4\uccad\ub418\uac70\ub098 \ubcc0\uc870\ub418\uc9c0 \uc54a\ub3c4\ub85d \ubcf4\ud638\ud569\ub2c8\ub2e4. TLS\ub294 \ud604\uc7ac \ub354 \uc774\uc0c1 \uc0ac\uc6a9\ub418\uc9c0 \uc54a\ub294 SSL(Secure Sockets Layer) \ud504\ub85c\ud1a0\ucf5c\uc758 \ud6c4\uc18d \ubc84\uc804\uc73c\ub85c, \uc6f9 \uac80\uc0c9, \uc774\uba54\uc77c \ud1b5\uc2e0, \uc628\ub77c\uc778 \uac70\ub798 \ub4f1 \ub2e4\uc591\ud55c \uc628\ub77c\uc778 \ud65c\ub3d9\uc744 \ubcf4\ud638\ud558\uae30 \uc704\ud574 \ub110\ub9ac \ucc44\ud0dd\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>TLS(Transport Layer Security)\uc758 \uc720\ub798\uc640 \ucd5c\ucd08 \uc5b8\uae09\uc758 \uc5ed\uc0ac<\/h2>\n<p>TLS\uc758 \ubfcc\ub9ac\ub294 1990\ub144\ub300 \ucd08 SSL \ud504\ub85c\ud1a0\ucf5c\uc744 \uac1c\ubc1c\ud55c Netscape Communications Corporation\uc73c\ub85c \uac70\uc2ac\ub7ec \uc62c\ub77c\uac11\ub2c8\ub2e4. SSL\uc740 \uc8fc\ub85c \uc6f9 \ube0c\ub77c\uc6b0\uc800\uc640 \uc11c\ubc84 \uac04\uc758 HTTP \uc5f0\uacb0\uc744 \ubcf4\ud638\ud558\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4. SSL\uc758 \uccab \ubc88\uc9f8 \ubc84\uc804\uc778 SSL 1.0\uc740 \ubcf4\uc548 \ucde8\uc57d\uc810\uc73c\ub85c \uc778\ud574 \ub300\uc911\uc5d0\uac8c \uacf5\uac1c\ub418\uc9c0 \uc54a\uc558\uc2b5\ub2c8\ub2e4. SSL 2.0\uc740 1995\ub144\uc5d0 \ucd9c\uc2dc\ub418\uc5c8\uc9c0\ub9cc \ubcf4\uc548\uc744 \uc190\uc0c1\uc2dc\ud0a4\ub294 \uc2ec\uac01\ud55c \uacb0\ud568\uc73c\ub85c \uc5b4\ub824\uc6c0\uc744 \uacaa\uc5c8\uc2b5\ub2c8\ub2e4. \uc774\ud6c4 1996\ub144 SSL 3.0\uc774 \ub3c4\uc785\ub418\uc5b4 TLS\uc758 \uae30\ubc18\uc774 \ub9c8\ub828\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<p>1999\ub144 IETF(Internet Engineering Task Force)\ub294 SSL 3.0\uc758 \uac1c\uc120\ub418\uace0 \ubcf4\uc548\uc774 \uac15\ud654\ub41c \ubc84\uc804\uc778 TLS 1.0\uc744 \ucd9c\uc2dc\ud588\uc2b5\ub2c8\ub2e4. TLS 1.0\uc740 SSL 3.0\uc5d0\uc11c \ubc1c\uacac\ub41c \ucde8\uc57d\uc810\uc744 \ud574\uacb0\ud558\uace0 \ucd94\uac00 \uae30\ub2a5\uc744 \ub3c4\uc785\ud558\uc5ec \uc6f9 \ubcf4\uc548 \ud1b5\uc2e0\uc758 \uc0ac\uc2e4\uc0c1 \ud45c\uc900\uc774 \ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>TLS(\uc804\uc1a1 \uacc4\uce35 \ubcf4\uc548)\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \uc815\ubcf4<\/h2>\n<p>TLS\ub294 OSI \ubaa8\ub378\uc758 \uc804\uc1a1 \uacc4\uce35\uc5d0\uc11c \uc791\ub3d9\ud558\uc5ec \uc548\uc815\uc801\uc778 \ub370\uc774\ud130 \uc804\uc1a1\uc5d0 \uc758\uc874\ud558\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uac04\uc758 \ubcf4\uc548 \ud1b5\uc2e0\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4. \ubaa9\ud45c\ub97c \ub2ec\uc131\ud558\uae30 \uc704\ud574 \uc554\ud638\ud654 \uc54c\uace0\ub9ac\uc998\uc758 \uc870\ud569\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\ud578\ub4dc\uc170\uc774\ud06c \ud504\ub85c\ud1a0\ucf5c:<\/strong> \uc774 \ud504\ub85c\ud1a0\ucf5c\uc744 \uc0ac\uc6a9\ud558\uba74 \uc11c\ubc84\uc640 \ud074\ub77c\uc774\uc5b8\ud2b8\uac00 \uc11c\ub85c\ub97c \uc778\uc99d\ud558\uace0, \uc554\ud638\ud654 \uc54c\uace0\ub9ac\uc998\uacfc \uc554\ud638\ud654 \ud0a4\ub97c \ud611\uc0c1\ud558\uace0, \ubcf4\uc548 \uc5f0\uacb0\uc744 \uc124\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uae30\ub85d \ud504\ub85c\ud1a0\ucf5c:<\/strong> \ub808\ucf54\ub4dc \ud504\ub85c\ud1a0\ucf5c\uc740 \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \ub370\uc774\ud130\ub97c \uad00\ub9ac \uac00\ub2a5\ud55c \uccad\ud06c\ub85c \uc870\uac01\ud654\ud558\uace0 \uc554\ud638\ud654\ub97c \uc801\uc6a9\ud558\uba70 \uba54\uc2dc\uc9c0 \uc778\uc99d \ucf54\ub4dc(MAC)\ub97c \ud1b5\ud574 \ub370\uc774\ud130 \ubb34\uacb0\uc131\uc744 \ubcf4\uc7a5\ud558\ub294 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc554\ud638\ud654 \uc0ac\uc591 \ud504\ub85c\ud1a0\ucf5c \ubcc0\uacbd:<\/strong> \uc774 \ud504\ub85c\ud1a0\ucf5c\uc740 \ud578\ub4dc\uc170\uc774\ud06c\uac00 \uc644\ub8cc\ub41c \ud6c4 \ubcf4\uc548 \ud1b5\uc2e0\uc5d0 \uc0ac\uc6a9\ud560 \uc554\ud638\ud654 \ubc0f MAC \uc54c\uace0\ub9ac\uc998\uc5d0 \ub300\ud55c \uc2e0\ud638\ub97c \ubcf4\ub0b4\ub294 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<p>TLS\ub294 \ube44\ub300\uce6d \uc554\ud638\ud654(\uc608: RSA), \ub300\uce6d \uc554\ud638\ud654(\uc608: AES) \ubc0f \uba54\uc2dc\uc9c0 \uc778\uc99d \ucf54\ub4dc(\uc608: HMAC)\ub97c \ud3ec\ud568\ud55c \ub2e4\uc591\ud55c \uc554\ud638\ud654 \uc54c\uace0\ub9ac\uc998\uc744 \uc9c0\uc6d0\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc54c\uace0\ub9ac\uc998\uc758 \uc870\ud569\uc740 \ub370\uc774\ud130 \uad50\ud658\uc744 \uc704\ud55c \uc548\uc804\ud55c \uc554\ud638\ud654 \ubc0f \uc778\uc99d\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<h2>TLS(\uc804\uc1a1 \uacc4\uce35 \ubcf4\uc548)\uc758 \ub0b4\ubd80 \uad6c\uc870 \u2013 TLS \uc791\ub3d9 \ubc29\uc2dd<\/h2>\n<p>\ud074\ub77c\uc774\uc5b8\ud2b8(\uc608: \uc6f9 \ube0c\ub77c\uc6b0\uc800)\uac00 \uc11c\ubc84(\uc608: \uc6f9 \uc0ac\uc774\ud2b8)\uc5d0 \ub300\ud55c \uc5f0\uacb0\uc744 \uc2dc\uc791\ud558\uba74 TLS \ud578\ub4dc\uc170\uc774\ud06c \ud504\ub85c\uc138\uc2a4\uac00 \uc2dc\uc791\ub429\ub2c8\ub2e4. \ud578\ub4dc\uc170\uc774\ud06c\uc5d0\ub294 \ub2e4\uc74c \ub2e8\uacc4\uac00 \ud3ec\ud568\ub429\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\ud074\ub77c\uc774\uc5b8\ud2b8\uc548\ub155\ud558\uc138\uc694:<\/strong> \ud074\ub77c\uc774\uc5b8\ud2b8\ub294 TLS \ubc84\uc804\uacfc \uc9c0\uc6d0\ub418\ub294 \uc554\ud638\ud654 \uc81c\ud488\uad70 \ubaa9\ub85d\uc744 \ub098\ud0c0\ub0b4\ub294 ClientHello \uba54\uc2dc\uc9c0\ub97c \uc11c\ubc84\uc5d0 \ubcf4\ub0c5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc11c\ubc84\uc548\ub155\ud558\uc138\uc694:<\/strong> \uc11c\ubc84\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8\uc758 \uc9c0\uc6d0 \uc635\uc158 \ubaa9\ub85d\uc5d0\uc11c \uac00\uc7a5 \ub192\uc740 TLS \ubc84\uc804\uacfc \ucd5c\uc0c1\uc758 \uc554\ud638\ud654 \uc81c\ud488\uad70\uc744 \uc120\ud0dd\ud558\uc5ec ServerHello \uba54\uc2dc\uc9c0\ub85c \uc751\ub2f5\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ud0a4 \uad50\ud658:<\/strong> \uc11c\ubc84\ub294 \ud0a4 \uad50\ud658\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uacf5\uac1c \ud0a4\ub97c \ud074\ub77c\uc774\uc5b8\ud2b8\uc5d0 \ubcf4\ub0c5\ub2c8\ub2e4. \ud074\ub77c\uc774\uc5b8\ud2b8\ub294 \uc0ac\uc804 \ub9c8\uc2a4\ud130 \ube44\ubc00\uc744 \uc0dd\uc131\ud558\uace0 \uc774\ub97c \uc11c\ubc84\uc758 \uacf5\uac1c \ud0a4\ub85c \uc554\ud638\ud654\ud55c \ud6c4 \ub2e4\uc2dc \uc11c\ubc84\ub85c \ubcf4\ub0c5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc138\uc158 \ud0a4 \uc0dd\uc131:<\/strong> \ud074\ub77c\uc774\uc5b8\ud2b8\uc640 \uc11c\ubc84 \ubaa8\ub450 \ub3c5\ub9bd\uc801\uc73c\ub85c \uc0ac\uc804 \ub9c8\uc2a4\ud130 \ube44\ubc00\uc5d0\uc11c \uc138\uc158 \ud0a4\ub97c \ud30c\uc0dd\ud558\ubbc0\ub85c \ud0a4\uac00 \ub124\ud2b8\uc6cc\ud06c\ub97c \ud1b5\ud574 \uc804\uc1a1\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc554\ud638\ud654 \uc81c\ud488\uad70 \ubcc0\uacbd:<\/strong> \ud074\ub77c\uc774\uc5b8\ud2b8\uc640 \uc11c\ubc84\ub294 \ud611\uc0c1\ub41c \uc554\ud638\ud654 \uc54c\uace0\ub9ac\uc998\uacfc \ud0a4\ub97c \uc0ac\uc6a9\ud558\uc5ec \ud6c4\uc18d \uba54\uc2dc\uc9c0\uac00 \uc554\ud638\ud654\ub420 \uac83\uc784\uc744 \uc11c\ub85c\uc5d0\uac8c \uc54c\ub9bd\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ub370\uc774\ud130 \uad50\ud658:<\/strong> \ud578\ub4dc\uc170\uc774\ud06c\uac00 \uc644\ub8cc\ub41c \ud6c4 \ud074\ub77c\uc774\uc5b8\ud2b8\uc640 \uc11c\ubc84\ub294 \ud569\uc758\ub41c \uc554\ud638\ud654 \ubc0f MAC \uc54c\uace0\ub9ac\uc998\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \ub370\uc774\ud130\ub97c \uc548\uc804\ud558\uac8c \uad50\ud658\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<h2>TLS(\uc804\uc1a1 \uacc4\uce35 \ubcf4\uc548)\uc758 \uc8fc\uc694 \uae30\ub2a5 \ubd84\uc11d<\/h2>\n<p>TLS\uc5d0\ub294 \ubcf4\uc548 \ud1b5\uc2e0 \uc81c\uacf5\uc758 \ud6a8\uc728\uc131\uc5d0 \uae30\uc5ec\ud558\ub294 \uba87 \uac00\uc9c0 \uc8fc\uc694 \uae30\ub2a5\uc774 \ud1b5\ud569\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\uc554\ud638\ud654:<\/strong> TLS\ub294 \uc804\uc1a1 \uc911\uc778 \ub370\uc774\ud130\ub97c \uc554\ud638\ud654\ud558\uc5ec \uac00\ub85c\ucc44\ub354\ub77c\ub3c4 \uc2b9\uc778\ub418\uc9c0 \uc54a\uc740 \ub2f9\uc0ac\uc790\uac00 \uc815\ubcf4\ub97c \uc77d\uc744 \uc218 \uc5c6\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc785\uc99d:<\/strong> TLS\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8\uc640 \uc11c\ubc84 \uac04\uc758 \uc0c1\ud638 \uc778\uc99d\uc744 \uac00\ub2a5\ud558\uac8c \ud558\uc5ec \uc591 \ub2f9\uc0ac\uc790\uac00 \uc11c\ub85c\uc758 \uc2e0\uc6d0\uc744 \ud655\uc778\ud560 \uc218 \uc788\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ub370\uc774\ud130 \ubb34\uacb0\uc131:<\/strong> TLS\ub294 \uba54\uc2dc\uc9c0 \uc778\uc99d \ucf54\ub4dc(MAC)\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc804\uc1a1\ub41c \ub370\uc774\ud130\uc758 \ubb34\ub2e8 \ubcc0\uc870 \ub610\ub294 \uc218\uc815\uc744 \ud0d0\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc21c\ubc29\ud5a5 \ube44\ubc00\uc131:<\/strong> TLS\ub294 \uc21c\ubc29\ud5a5 \ube44\ubc00\uc131\uc744 \uc9c0\uc6d0\ud558\ubbc0\ub85c \uacf5\uaca9\uc790\uac00 \ud5a5\ud6c4 \uac1c\uc778 \ud0a4\ub97c \uc190\uc0c1\uc2dc\ud0a4\ub354\ub77c\ub3c4 \uacfc\uac70 \ud1b5\uc2e0\uc740 \uc548\uc804\ud558\uac8c \uc720\uc9c0\ub429\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ud655\uc7a5\uc131:<\/strong> TLS\ub294 \uc720\uc5f0\ud558\uace0 \ud655\uc7a5 \uac00\ub2a5\ud558\ub3c4\ub85d \uc124\uacc4\ub418\uc5b4 \ud544\uc694\uc5d0 \ub530\ub77c \uc0c8\ub85c\uc6b4 \uc554\ud638\ud654 \uc54c\uace0\ub9ac\uc998\uacfc \uae30\ub2a5\uc744 \ucd94\uac00\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<h2>TLS(\uc804\uc1a1 \uacc4\uce35 \ubcf4\uc548) \uc720\ud615<\/h2>\n<p>TLS\ub294 \ubcf4\uc548 \ucde8\uc57d\uc131\uc744 \ud574\uacb0\ud558\uace0 \uc131\ub2a5\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uae30 \uc704\ud574 \uc5ec\ub7ec \ubc84\uc804\uc774 \uac1c\ubc1c\ub418\uba74\uc11c \uc218\ub144\uc5d0 \uac78\uccd0 \ubc1c\uc804\ud574 \uc654\uc2b5\ub2c8\ub2e4. TLS\uc758 \uac00\uc7a5 \uc911\uc694\ud55c \ubc84\uc804\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>TLS 1.0:<\/strong> 1999\ub144\uc5d0 \ucd9c\uc2dc\ub41c \uccab \ubc88\uc9f8 \ubc84\uc804\uc740 \uae30\ubcf8\uc801\uc778 \ubcf4\uc548 \uae30\ub2a5\uc744 \uc81c\uacf5\ud588\uc9c0\ub9cc \uc774\uc81c\ub294 \uad6c\uc2dd\uc73c\ub85c \uac04\uc8fc\ub418\uc5b4 \ud2b9\uc815 \uacf5\uaca9\uc5d0 \ucde8\uc57d\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>TLS 1.1:<\/strong> 2006\ub144\uc5d0 \ucd9c\uc2dc\ub418\uc5c8\uc73c\uba70 TLS 1.0\uc5d0 \ub300\ud55c \ub2e4\uc591\ud55c \ubcf4\uc548 \ud5a5\uc0c1 \uae30\ub2a5\uc774 \ub3c4\uc785\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>TLS 1.2:<\/strong> 2008\ub144\uc5d0 \ucd9c\uc2dc\ub418\uc5b4 \ub354\uc6b1 \uac15\ub825\ud55c \ubcf4\uc548 \uae30\ub2a5, \ud5a5\uc0c1\ub41c \uc554\ud638\ud654 \uc81c\ud488\uad70, \ubcf4\ub2e4 \ud6a8\uc728\uc801\uc778 \ud578\ub4dc\uc170\uc774\ud06c \ud504\ub85c\ud1a0\ucf5c\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>TLS 1.3:<\/strong> 2018\ub144\uc5d0 \ucd9c\uc2dc\ub41c \ucd5c\uc2e0 \ubc84\uc804\uc740 \uc18d\ub3c4, \ubcf4\uc548 \ubc0f \ub300\uae30 \uc2dc\uac04 \ub2e8\ucd95 \uce21\uba74\uc5d0\uc11c \uc0c1\ub2f9\ud55c \uac1c\uc120\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. TLS 1.3\uc740 \uc624\ub798\ub418\uace0 \ub35c \uc548\uc804\ud55c \uc54c\uace0\ub9ac\uc998\uc5d0 \ub300\ud55c \uc9c0\uc6d0\uc744 \uc81c\uac70\ud558\uace0 \ud578\ub4dc\uc170\uc774\ud06c \ud504\ub85c\uc138\uc2a4\ub97c \uac04\uc18c\ud654\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<p>\ub2e4\uc74c \ud45c\uc5d0\ub294 TLS \ubc84\uc804 \uac04\uc758 \ucc28\uc774\uc810\uc774 \uc694\uc57d\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>TLS \ubc84\uc804<\/th>\n<th>\ucd9c\uc2dc \uc5f0\ub3c4<\/th>\n<th>\uc8fc\uc694 \ud2b9\uc9d5\ub4e4<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>TLS 1.0<\/td>\n<td>1999<\/td>\n<td>\uae30\ubcf8 \ubcf4\uc548 \uae30\ub2a5<\/td>\n<\/tr>\n<tr>\n<td>TLS 1.1<\/td>\n<td>2006<\/td>\n<td>\uac15\ud654\ub41c \ubcf4\uc548 \uae30\ub2a5<\/td>\n<\/tr>\n<tr>\n<td>TLS 1.2<\/td>\n<td>2008<\/td>\n<td>\ud5a5\uc0c1\ub41c \uc554\ud638\ud654 \uc81c\ud488\uad70, \ud6a8\uc728\uc801\uc778 \ud578\ub4dc\uc170\uc774\ud06c<\/td>\n<\/tr>\n<tr>\n<td>TLS 1.3<\/td>\n<td>2018<\/td>\n<td>\ub354 \ube60\ub974\uace0, \ub354 \uc548\uc804\ud558\uace0, \ub300\uae30 \uc2dc\uac04 \uac10\uc18c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>TLS(\uc804\uc1a1 \uacc4\uce35 \ubcf4\uc548) \uc0ac\uc6a9 \ubc29\ubc95, \ubb38\uc81c \ubc0f \ud574\uacb0 \ubc29\ubc95<\/h2>\n<p>TLS\ub294 \ub2e4\uc74c\uc744 \ud3ec\ud568\ud55c \ub2e4\uc591\ud55c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\uc6f9 \ube0c\ub77c\uc6b0\uc9d5:<\/strong> TLS\ub294 \uc6f9 \ube0c\ub77c\uc6b0\uc800\uc640 \uc11c\ubc84 \uac04\uc758 \ub370\uc774\ud130 \uad50\ud658\uc744 \ubcf4\ud638\ud558\uc5ec \uc548\uc804\ud55c \uc628\ub77c\uc778 \uac70\ub798, \ubcf4\uc548 \ub85c\uadf8\uc778 \uc790\uaca9 \uc99d\uba85 \ubc0f \uac1c\uc778 \uac80\uc0c9\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc774\uba54\uc77c \ucee4\ubba4\ub2c8\ucf00\uc774\uc158:<\/strong> TLS\ub294 \uba54\uc77c \uc11c\ubc84 \uac04\uc758 \uc774\uba54\uc77c \uc804\uc1a1\uc744 \uc554\ud638\ud654\ud558\uc5ec \ubbfc\uac10\ud55c \uc815\ubcf4\ub97c \ubcf4\ud638\ud558\uace0 \ubb34\ub2e8 \uc561\uc138\uc2a4\ub97c \ubc29\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ud30c\uc77c \uc804\uc1a1:<\/strong> TLS\ub294 FTPS(FTP \ubcf4\uc548) \ubc0f SFTP(SSH \ud30c\uc77c \uc804\uc1a1 \ud504\ub85c\ud1a0\ucf5c)\uc5d0\uc11c \ud30c\uc77c \uc804\uc1a1\uc744 \ubcf4\ud638\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>VPN(\uac00\uc0c1 \uc0ac\uc124\ub9dd):<\/strong> TLS\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8\uc640 \uc11c\ubc84 \uac04\uc758 \ubcf4\uc548 \ud1b5\uc2e0 \ucc44\ub110\uc744 \uc0dd\uc131\ud558\uae30 \uc704\ud574 VPN\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ubcf4\uc548 API \ud1b5\uc2e0:<\/strong> TLS\ub294 API \ud638\ucd9c\uc744 \ubcf4\ud638\ud558\uc5ec \ud074\ub77c\uc774\uc5b8\ud2b8\uc640 \uc11c\ubc84 \uac04\uc5d0 \uad50\ud658\ub418\ub294 \ub370\uc774\ud130\ub97c \ubcf4\ud638\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<p>\uadf8\ub7ec\ub098 TLS\uac00 \uc81c\uacf5\ud558\ub294 \uac15\ub825\ud55c \ubcf4\uc548\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 \uba87 \uac00\uc9c0 \uacfc\uc81c\uc640 \uc7a0\uc7ac\uc801\uc778 \ubb38\uc81c\uac00 \uc874\uc7ac\ud569\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\uc778\uc99d\uc11c \uad00\ub9ac:<\/strong> \uc798\ubabb \uad00\ub9ac\ub41c \uc778\uc99d\uc11c\ub294 \ubcf4\uc548 \ubb38\uc81c\ub098 \uc11c\ube44\uc2a4 \uc911\ub2e8\uc744 \ucd08\ub798\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc815\uae30\uc801\uc778 \uc778\uc99d\uc11c \uc5c5\ub370\uc774\ud2b8\uc640 \ubaa8\ub2c8\ud130\ub9c1\uc774 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>TLS \ubc84\uc804 \ud638\ud658\uc131:<\/strong> \uc624\ub798\ub41c \uc7a5\uce58\uc640 \uc18c\ud504\ud2b8\uc6e8\uc5b4\ub294 \ucd5c\uc2e0 TLS \ubc84\uc804\uc744 \uc9c0\uc6d0\ud558\uc9c0 \uc54a\uc544 \ud638\ud658\uc131 \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>TLS \ucde8\uc57d\uc810:<\/strong> \ubaa8\ub4e0 \uae30\uc220\uacfc \ub9c8\ucc2c\uac00\uc9c0\ub85c TLS\ub294 \uacfc\uac70\uc5d0 \ucde8\uc57d\uc810\uc744 \uacbd\ud5d8\ud588\uae30 \ub54c\ubb38\uc5d0 \ubcf4\uc548\uc744 \ubcf4\uc7a5\ud558\uae30 \uc704\ud574 \uc2dc\uae30\uc801\uc808\ud55c \uc5c5\ub370\uc774\ud2b8\uc640 \ud328\uce58\uac00 \ud544\uc694\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<p>\uc774\ub7ec\ud55c \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud574 \uae30\uc5c5\uacfc \uac1c\uc778\uc740 \ub2e4\uc74c \uc194\ub8e8\uc158\uc744 \uad6c\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\uc778\uc99d\uc11c \ubaa8\ub2c8\ud130\ub9c1 \ubc0f \uac31\uc2e0:<\/strong> SSL\/TLS \uc778\uc99d\uc11c\uc758 \ub9cc\ub8cc\ub97c \uc815\uae30\uc801\uc73c\ub85c \ubaa8\ub2c8\ud130\ub9c1\ud558\uace0 \uc790\ub3d9\ud654\ub41c \uc778\uc99d\uc11c \uac31\uc2e0 \ud504\ub85c\uc138\uc2a4\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>TLS \ubc84\uc804 \uad6c\uc131:<\/strong> \ub2e4\uc591\ud55c \uae30\ub2a5\uc744 \uac00\uc9c4 \ud074\ub77c\uc774\uc5b8\ud2b8\ub97c \uc218\uc6a9\ud560 \uc218 \uc788\ub3c4\ub85d \ub2e4\uc591\ud55c \ubcf4\uc548 \ubc84\uc804\uc744 \uc9c0\uc6d0\ud558\ub3c4\ub85d \uc11c\ubc84 \uce21 TLS\ub97c \uad6c\uc131\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ubcf4\uc548 \uc5c5\ub370\uc774\ud2b8:<\/strong> TLS \ucde8\uc57d\uc131\uc5d0 \ub300\ud55c \ucd5c\uc2e0 \uc815\ubcf4\ub97c \uc5bb\uace0 \uc989\uc2dc \ubcf4\uc548 \uc5c5\ub370\uc774\ud2b8\ub97c \uc801\uc6a9\ud558\uc138\uc694.<\/p>\n<\/li>\n<\/ol>\n<h2>\uc8fc\uc694 \ud2b9\uc9d5 \ubc0f \uae30\ud0c0 \uc720\uc0ac \uc6a9\uc5b4\uc640\uc758 \ube44\uad50<\/h2>\n<table>\n<thead>\n<tr>\n<th>\uc6a9\uc5b4<\/th>\n<th>\uc124\uba85<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>SSL(\ubcf4\uc548 \uc18c\ucf13 \uacc4\uce35)<\/td>\n<td>\uc720\uc0ac\ud55c \ubcf4\uc548 \uae30\ub2a5\uc744 \uc81c\uacf5\ud558\ub294 TLS\uc758 \uc804\uc2e0\uc774\uc9c0\ub9cc \uc774\uc81c\ub294 \uc624\ub798\ub418\uace0 \ub35c \uc548\uc804\ud55c \uac83\uc73c\ub85c \uac04\uc8fc\ub429\ub2c8\ub2e4. TLS\ub294 \ubcf4\uc548 \ud1b5\uc2e0\uc744 \uc704\ud574 SSL\uc744 \ub300\uccb4\ud588\uc2b5\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>HTTPS(\ud558\uc774\ud37c\ud14d\uc2a4\ud2b8 \uc804\uc1a1 \ud504\ub85c\ud1a0\ucf5c \ubcf4\uc548)<\/td>\n<td>HTTPS\ub294 TLS \ub610\ub294 SSL\ub85c \uc554\ud638\ud654\ub41c HTTP\uc758 \ubcf4\uc548 \ubc84\uc804\uc73c\ub85c, \uc6f9\uc744 \ud1b5\ud574 \ud074\ub77c\uc774\uc5b8\ud2b8\uc640 \uc11c\ubc84 \uac04\uc5d0 \uc804\uc1a1\ub418\ub294 \ub370\uc774\ud130\uc758 \uae30\ubc00\uc131\uacfc \ubb34\uacb0\uc131\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4. TLS\ub294 HTTPS\ub97c \ud65c\uc131\ud654\ud558\ub294 \uae30\ubcf8 \ud504\ub85c\ud1a0\ucf5c\uc785\ub2c8\ub2e4.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>TLS(Transport Layer Security)\uc640 \uad00\ub828\ub41c \ubbf8\ub798 \uc804\ub9dd\uacfc \uae30\uc220<\/h2>\n<p>\uae30\uc220\uc774 \uacc4\uc18d \ubc1c\uc804\ud568\uc5d0 \ub530\ub77c TLS\ub294 \ub354\uc6b1 \uc548\uc804\ud558\uace0 \uc5f0\uacb0\ub41c \ub514\uc9c0\ud138 \uc138\uacc4\uc758 \uc694\uad6c\ub97c \ucda9\uc871\ud558\uae30 \uc704\ud574 \ubc1c\uc804\ud560 \uac83\uc785\ub2c8\ub2e4. TLS\uc5d0 \ub300\ud55c \uba87 \uac00\uc9c0 \uc7a0\uc7ac\uc801\uc778 \uad00\uc810\uacfc \uae30\uc220\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\ud3ec\uc2a4\ud2b8\ud000\ud140 \uc554\ud638\ud654:<\/strong> \uc591\uc790 \ucef4\ud4e8\ud305\uc758 \ucd9c\ud604\uc73c\ub85c \uc591\uc790 \ucef4\ud4e8\ud130\uc758 \uacf5\uaca9\uc5d0 \uc800\ud56d\ud558\uae30 \uc704\ud574 \ud3ec\uc2a4\ud2b8 \uc591\uc790 \uc554\ud638\ud654 \uc54c\uace0\ub9ac\uc998\uc774 TLS\uc5d0 \ud1b5\ud569\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ud5a5\uc0c1\ub41c TLS \uc131\ub2a5:<\/strong> TLS \uc131\ub2a5\uc744 \ucd5c\uc801\ud654\ud558\uace0 \ub300\uae30 \uc2dc\uac04\uc744 \uc904\uc774\uace0 \uc5f0\uacb0 \uc18d\ub3c4\ub97c \ud5a5\uc0c1\uc2dc\ud0a4\uae30 \uc704\ud55c \ub178\ub825\uc740 \uacc4\uc18d\ub420 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>IoT(\uc0ac\ubb3c \uc778\ud130\ub137)\uc758 TLS:<\/strong> TLS\ub294 IoT \uc7a5\uce58 \uac04 \ud1b5\uc2e0\uc744 \ubcf4\ud638\ud558\uace0 IoT \uc0dd\ud0dc\uacc4 \ub0b4\uc5d0\uc11c \uc804\uc1a1\ub418\ub294 \ub370\uc774\ud130\uc758 \uac1c\uc778\uc815\ubcf4 \ubcf4\ud638\uc640 \ubb34\uacb0\uc131\uc744 \ubcf4\ud638\ud558\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc9c0\uc18d\uc801\uc778 \ubcf4\uc548 \uc5c5\ub370\uc774\ud2b8:<\/strong> TLS \uad6c\ud604\uc740 \uc0c8\ub85c\uc6b4 \uc704\ud611\uacfc \ucde8\uc57d\uc131\uc744 \ud574\uacb0\ud558\uae30 \uc704\ud574 \uc9c0\uc18d\uc801\uc778 \ubcf4\uc548 \uc5c5\ub370\uc774\ud2b8\ub97c \ubc1b\uac8c \ub429\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<h2>\ud504\ub85d\uc2dc \uc11c\ubc84\ub97c TLS(\uc804\uc1a1 \uacc4\uce35 \ubcf4\uc548)\uc640 \uc5f0\uacb0\ud558\uac70\ub098 \uc0ac\uc6a9\ud558\ub294 \ubc29\ubc95<\/h2>\n<p>\ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8\uc640 \uc11c\ubc84 \uc0ac\uc774\uc758 \uc911\uac1c\uc790 \uc5ed\ud560\uc744 \ud558\uba70 \ud074\ub77c\uc774\uc5b8\ud2b8 \uc694\uccad\uc744 \uc11c\ubc84\uc5d0 \uc804\ub2ec\ud558\uace0 \uc11c\ubc84\uc758 \uc751\ub2f5\uc744 \ud074\ub77c\uc774\uc5b8\ud2b8\uc5d0 \ubc18\ud658\ud569\ub2c8\ub2e4. \ubcf4\uc548 \ubc0f \uc131\ub2a5\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uae30 \uc704\ud574 TLS\uc640 \ud568\uaed8 \ud504\ub85d\uc2dc \uc11c\ubc84\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>SSL\/TLS \uac80\uc0ac:<\/strong> \ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \ubcf4\uc548 \ubaa9\uc801\uc73c\ub85c SSL\/TLS \uac80\uc0ac, \uc554\ud638\ud654\ub41c \ud2b8\ub798\ud53d\uc758 \uc554\ud638 \ud574\ub3c5 \ubc0f \uac80\uc0ac\ub97c \uc218\ud589\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 \uc7a0\uc7ac\uc801\uc778 \uc704\ud611\uc744 \uc2dd\ubcc4\ud558\uace0 \ubcf4\uc548 \uc815\ucc45\uc744 \uc2dc\ud589\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uce90\uc2f1 \ubc0f \ub85c\ub4dc \ubc38\ub7f0\uc2f1:<\/strong> \ud504\ub85d\uc2dc \uc11c\ubc84\ub294 TLS \uc554\ud638\ud654 \ucf58\ud150\uce20\ub97c \uce90\uc2dc\ud558\uc5ec \uc11c\ubc84 \ub85c\ub4dc\ub97c \uc904\uc774\uace0 \ud074\ub77c\uc774\uc5b8\ud2b8\uc758 \uc751\ub2f5 \uc2dc\uac04\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc775\uba85\uc131\uacfc \uac1c\uc778\uc815\ubcf4 \ubcf4\ud638:<\/strong> \ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \uc11c\ubc84\uc5d0\uc11c \ud074\ub77c\uc774\uc5b8\ud2b8\uc758 IP \uc8fc\uc18c\ub97c \uc228\uae40\uc73c\ub85c\uc368 \ucd94\uac00\uc801\uc778 \uac1c\uc778 \uc815\ubcf4 \ubcf4\ud638 \uacc4\uce35\uc744 \uc81c\uacf5\ud558\uc5ec \uc775\uba85\uc131\uc744 \ub192\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ucf58\ud150\uce20 \ud544\ud130\ub9c1 \ubc0f \uc561\uc138\uc2a4 \uc81c\uc5b4:<\/strong> \ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \uc561\uc138\uc2a4 \uc81c\uc5b4 \ubc0f \ucf58\ud150\uce20 \ud544\ud130\ub9c1 \uc815\ucc45\uc744 \uc2dc\ud589\ud558\uc5ec \uc545\uc758\uc801\uc774\uac70\ub098 \uc2b9\uc778\ub418\uc9c0 \uc54a\uc740 \ud2b8\ub798\ud53d\uc774 \uc11c\ubc84\uc5d0 \ub3c4\ub2ec\ud558\ub294 \uac83\uc744 \ucc28\ub2e8\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<h2>\uad00\ub828\ub41c \ub9c1\ud06c\ub4e4<\/h2>\n<p>TLS(\uc804\uc1a1 \uacc4\uce35 \ubcf4\uc548)\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \ub0b4\uc6a9\uc740 \ub2e4\uc74c \ub9ac\uc18c\uc2a4\ub97c \ucc38\uc870\ud558\uc138\uc694.<\/p>\n<ol>\n<li><a href=\"https:\/\/tools.ietf.org\/html\/rfc5246\" target=\"_new\" rel=\"noopener nofollow\">RFC 5246 \u2013 TLS(\uc804\uc1a1 \uacc4\uce35 \ubcf4\uc548) \ud504\ub85c\ud1a0\ucf5c \ubc84\uc804 1.2<\/a><\/li>\n<li><a href=\"https:\/\/tools.ietf.org\/html\/rfc8446\" target=\"_new\" rel=\"noopener nofollow\">RFC 8446 \u2013 TLS(\uc804\uc1a1 \uacc4\uce35 \ubcf4\uc548) \ud504\ub85c\ud1a0\ucf5c \ubc84\uc804 1.3<\/a><\/li>\n<li><a href=\"https:\/\/nvlpubs.nist.gov\/nistpubs\/SpecialPublications\/NIST.SP.800-52r2.pdf\" target=\"_new\" rel=\"noopener nofollow\">NIST \ud2b9\ubcc4 \uac04\ud589\ubb3c 800-52 \uac1c\uc815 2: TLS(\uc804\uc1a1 \uacc4\uce35 \ubcf4\uc548) \uad6c\ud604\uc758 \uc120\ud0dd, \uad6c\uc131 \ubc0f \uc0ac\uc6a9\uc5d0 \ub300\ud55c \uc9c0\uce68<\/a><\/li>\n<li><a href=\"https:\/\/www.cloudflare.com\/learning\/ssl\/what-happens-in-a-tls-handshake\/\" target=\"_new\" rel=\"noopener nofollow\">SSL\/TLS \ud578\ub4dc\uc170\uc774\ud06c: \uac1c\uc694<\/a><\/li>\n<\/ol>\n<p>\uacb0\ub860\uc801\uc73c\ub85c TLS(\uc804\uc1a1 \uacc4\uce35 \ubcf4\uc548)\ub294 \ucef4\ud4e8\ud130 \ub124\ud2b8\uc6cc\ud06c\ub97c \ud1b5\ud55c \ud1b5\uc2e0\uc744 \ubcf4\ud638\ud558\uace0 \ub370\uc774\ud130 \uae30\ubc00\uc131, \uc778\uc99d \ubc0f \ubb34\uacb0\uc131\uc744 \ubcf4\uc7a5\ud558\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \ubcf4\uc548 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud574 \uc218\ub144\uc5d0 \uac78\uccd0 \ubc1c\uc804\ud574 \uc654\uc73c\uba70 TLS 1.3\uc740 \uac00\uc7a5 \uc548\uc804\ud55c \ucd5c\uc2e0 \ubc84\uc804\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. TLS\uc758 \ubbf8\ub798\ub294 \uc0c8\ub85c\uc6b4 \uae30\uc220\uacfc \uc704\ud611\uc5d0 \uc801\uc751\ud560 \uc218 \uc788\ub294 \uc720\ub9dd\ud55c \ubc1c\uc804\uc744 \uc81c\uacf5\ud558\uc5ec TLS\ub97c \uc548\uc804\ud558\uace0 \uc0c1\ud638 \uc5f0\uacb0\ub41c \ub514\uc9c0\ud138 \uc138\uacc4\uc758 \ud544\uc218 \uad6c\uc131 \uc694\uc18c\ub85c \ub9cc\ub4ed\ub2c8\ub2e4.<\/p>","protected":false},"featured_media":470733,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-479397","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Transport Layer Security (TLS) - Secure Communication for the Digital World<\/mark>","faq_items":[{"question":"What is Transport Layer Security (TLS)?","answer":"<p>Transport Layer Security (TLS) is a cryptographic protocol that ensures secure communication over computer networks, most commonly used on the Internet. It provides privacy, authentication, and data integrity between client-server applications, protecting sensitive information from eavesdropping and tampering during transmission.<\/p>"},{"question":"How did Transport Layer Security (TLS) originate?","answer":"<p>The roots of TLS can be traced back to the SSL protocol developed by Netscape Communications Corporation in the early 1990s. SSL 3.0, released in 1996, laid the foundation for TLS. The Internet Engineering Task Force (IETF) introduced TLS 1.0 in 1999 as an improved and more secure version of SSL 3.0.<\/p>"},{"question":"How does Transport Layer Security (TLS) work?","answer":"<p>TLS operates at the transport layer of the OSI model and uses a combination of cryptographic algorithms. During the handshake process, the client and server authenticate each other, negotiate encryption algorithms and keys, and establish a secure connection. Subsequently, data exchange occurs securely using the agreed-upon encryption and MAC algorithms.<\/p>"},{"question":"What are the key features of Transport Layer Security (TLS)?","answer":"<p>TLS offers several key features, including encryption for data in transit, authentication of client-server identities, data integrity through message authentication codes (MACs), and forward secrecy to ensure past communications remain secure. It is also flexible and extensible, allowing for the addition of new cryptographic algorithms.<\/p>"},{"question":"What are the different versions of Transport Layer Security (TLS)?","answer":"<p>TLS has evolved over the years, and major versions include TLS 1.0, TLS 1.1, TLS 1.2, and TLS 1.3. TLS 1.3, the latest version, provides significant improvements in security, speed, and reduced latency.<\/p>"},{"question":"How can Transport Layer Security (TLS) be used with proxy servers?","answer":"<p>Proxy servers can enhance TLS security by performing SSL\/TLS inspection for threat detection, caching encrypted content for improved performance, providing anonymity, and enforcing access controls and content filtering policies.<\/p>"},{"question":"What are the future perspectives and technologies related to TLS?","answer":"<p>The future of TLS may include the adoption of post-quantum cryptographic algorithms, improved TLS performance, increased use in IoT security, and continuous security updates to address emerging threats.<\/p>"},{"question":"Where can I find more information about Transport Layer Security (TLS)?","answer":"<p>For more in-depth details about TLS, you can refer to the provided RFCs (RFC 5246, RFC 8446) and NIST Special Publication 800-52 Revision 2. Additionally, you can explore resources like \"The SSL\/TLS Handshake: An Overview\" for a better understanding of TLS and its implementation.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki\/479397","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki\/479397\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/media\/470733"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/media?parent=479397"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}