{"id":477088,"date":"2023-08-09T09:06:59","date_gmt":"2023-08-09T09:06:59","guid":{"rendered":""},"modified":"2023-09-05T11:13:58","modified_gmt":"2023-09-05T11:13:58","slug":"encapsulating-security-payload","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/kr\/wiki\/encapsulating-security-payload\/","title":{"rendered":"\ubcf4\uc548 \ud398\uc774\ub85c\ub4dc \ucea1\uc290\ud654"},"content":{"rendered":"<p>ESP(Encapsulated Security Payload)\ub294 IP \ub124\ud2b8\uc6cc\ud06c\ub97c \ud1b5\ud574 \uc804\uc1a1\ub418\ub294 \ub370\uc774\ud130 \ud328\ud0b7\uc5d0 \ub300\ud55c \ub370\uc774\ud130 \uac1c\uc778 \uc815\ubcf4 \ubcf4\ud638, \ubb34\uacb0\uc131, \uc778\uc99d \ubc0f \uae30\ubc00\uc131\uc758 \uc870\ud569\uc744 \uc81c\uacf5\ud558\ub294 \ubcf4\uc548 \ud504\ub85c\ud1a0\ucf5c\uc785\ub2c8\ub2e4. \uc774\ub294 IPsec(\uc778\ud130\ub137 \ud504\ub85c\ud1a0\ucf5c \ubcf4\uc548) \uc81c\ud488\uad70\uc758 \uc77c\ubd80\uc774\uba70 \uc2e0\ub8b0\ud560 \uc218 \uc5c6\ub294 \ub124\ud2b8\uc6cc\ud06c\ub97c \ud1b5\ud55c \uc548\uc804\ud55c \ub370\uc774\ud130 \uc804\uc1a1\uc744 \ubcf4\uc7a5\ud558\uae30 \uc704\ud574 VPN(\uac00\uc0c1 \uc0ac\uc124\ub9dd) \uc5f0\uacb0\uc5d0 \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<h2>\ubcf4\uc548 \ud398\uc774\ub85c\ub4dc \ucea1\uc290\ud654\uc758 \ucd9c\ucc98 \ucd94\uc801<\/h2>\n<p>\ubcf4\uc548 \ud398\uc774\ub85c\ub4dc \ucea1\uc290\ud654 \uac1c\ub150\uc740 IP \ub124\ud2b8\uc6cc\ud06c\ub97c \ud1b5\ud574 \uc804\uc1a1\ub418\ub294 \uc815\ubcf4\ub97c \ubcf4\ud638\ud558\uae30 \uc704\ud55c \ud504\ub85c\ud1a0\ucf5c \uc81c\ud488\uad70\uc778 IPsec\uc744 \uac1c\ubc1c\ud558\ub824\ub294 IETF(Internet Engineering Task Force) \ub178\ub825\uc758 \uc77c\ud658\uc73c\ub85c \ub098\ud0c0\ub0ac\uc2b5\ub2c8\ub2e4. ESP\uc5d0 \ub300\ud55c \uccab \ubc88\uc9f8 \uc5b8\uae09\uc740 1995\ub144 RFC 1827\ub85c \uac70\uc2ac\ub7ec \uc62c\ub77c\uac11\ub2c8\ub2e4. RFC 1827\uc740 \uc774\ud6c4 1998\ub144 RFC 2406\uc5d0 \uc758\ud574 \ud3d0\uae30\ub418\uc5c8\uc73c\uba70 \ub9c8\uc9c0\ub9c9\uc73c\ub85c \ud604\uc7ac \uc0ac\uc6a9 \uc911\uc778 \ubc84\uc804\uc778 2005\ub144 RFC 4303\uc5d0 \uc758\ud574 \ud3d0\uae30\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\ubcf4\uc548 \ud398\uc774\ub85c\ub4dc \ucea1\uc290\ud654\uc5d0 \ub300\ud574 \ub354 \uae4a\uc774 \ud0d0\uad6c<\/h2>\n<p>ESP\ub294 \uae30\ubcf8\uc801\uc73c\ub85c IP \ub370\uc774\ud130 \ud328\ud0b7\uc744 \ucea1\uc290\ud654\ud558\uace0 \uc554\ud638\ud654\ud558\uc5ec \ub370\uc774\ud130 \uae30\ubc00\uc131, \ubb34\uacb0\uc131 \ubc0f \uc2e0\ub8b0\uc131\uc744 \uc81c\uacf5\ud558\ub294 \uba54\ucee4\ub2c8\uc998\uc785\ub2c8\ub2e4. ESP \ud5e4\ub354\uc640 \ud2b8\ub808\uc77c\ub7ec\ub97c \uc6d0\ub798 \ub370\uc774\ud130 \ud328\ud0b7\uc5d0 \ucd94\uac00\ud558\uc5ec \uc774\ub97c \ub2ec\uc131\ud569\ub2c8\ub2e4. \uadf8\ub7f0 \ub2e4\uc74c \ud328\ud0b7\uc740 \uc554\ud638\ud654\ub418\uace0 \uc120\ud0dd\uc801\uc73c\ub85c \uc778\uc99d\ub418\uc5b4 \ubb34\ub2e8 \uc561\uc138\uc2a4 \ubc0f \uc218\uc815\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n<p>ESP \ud5e4\ub354\ub294 \uc218\uc2e0 \uc2dc\uc2a4\ud15c\uc774 \ub370\uc774\ud130\ub97c \uc62c\ubc14\ub974\uac8c \ud574\ub3c5\ud558\uace0 \uc778\uc99d\ud558\ub294 \ub370 \ud544\uc694\ud55c \uc815\ubcf4\ub97c \uc81c\uacf5\ud558\ub294 \ubc18\uba74, ESP \ud2b8\ub808\uc77c\ub7ec\uc5d0\ub294 \uc554\ud638\ud654 \uc911 \uc815\ub82c\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ud328\ub529\uacfc \uc120\ud0dd\uc801 \uc778\uc99d \ub370\uc774\ud130 \ud544\ub4dc\uac00 \ud3ec\ud568\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\ubcf4\uc548 \ud398\uc774\ub85c\ub4dc \ucea1\uc290\ud654\uc758 \ub0b4\ubd80 \uc791\ub3d9 \ubc29\uc2dd<\/h2>\n<p>\ucea1\uc290\ud654 \ubcf4\uc548 \ud398\uc774\ub85c\ub4dc\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \uc791\ub3d9\ud569\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\uc6d0\ubcf8 \ub370\uc774\ud130(\ud398\uc774\ub85c\ub4dc)\uac00 \uc804\uc1a1\uc744 \uc704\ud574 \uc900\ube44\ub429\ub2c8\ub2e4.<\/li>\n<li>ESP \ud5e4\ub354\uac00 \ub370\uc774\ud130 \uc2dc\uc791 \ubd80\ubd84\uc5d0 \ucd94\uac00\ub429\ub2c8\ub2e4. \uc774 \ud5e4\ub354\uc5d0\ub294 SPI(\ubcf4\uc548 \ub9e4\uac1c\ubcc0\uc218 \uc0c9\uc778)\uc640 \uc2dc\ud000\uc2a4 \ubc88\ud638\uac00 \ud3ec\ud568\ub429\ub2c8\ub2e4.<\/li>\n<li>ESP \ud2b8\ub808\uc77c\ub7ec\ub294 \ub370\uc774\ud130 \ub05d\uc5d0 \ucd94\uac00\ub429\ub2c8\ub2e4. \uc5ec\uae30\uc5d0\ub294 \uc815\ub82c\uc6a9 \ud328\ub529, \ud328\ub4dc \uae38\uc774, \ub2e4\uc74c \ud5e4\ub354(\ud3ec\ud568\ub41c \ub370\uc774\ud130 \uc720\ud615\uc744 \ub098\ud0c0\ub0c4) \ubc0f \uc120\ud0dd\uc801 \uc778\uc99d \ub370\uc774\ud130\uac00 \ud3ec\ud568\ub429\ub2c8\ub2e4.<\/li>\n<li>\uadf8\ub7ec\uba74 \uc804\uccb4 \ud328\ud0b7(\uc6d0\ubcf8 \ub370\uc774\ud130, ESP \ud5e4\ub354 \ubc0f ESP \ud2b8\ub808\uc77c\ub7ec)\uc774 \uc9c0\uc815\ub41c \uc554\ud638\ud654 \uc54c\uace0\ub9ac\uc998\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc554\ud638\ud654\ub429\ub2c8\ub2e4.<\/li>\n<li>\uc120\ud0dd\uc801\uc73c\ub85c \ubb34\uacb0\uc131\uacfc \uc778\uc99d\uc744 \uc81c\uacf5\ud558\ub294 \uc778\uc99d \ub808\uc774\uc5b4\uac00 \ucd94\uac00\ub429\ub2c8\ub2e4.<\/li>\n<\/ol>\n<p>\uc774 \ud504\ub85c\uc138\uc2a4\ub294 \ud398\uc774\ub85c\ub4dc\uac00 \uc804\uc1a1 \uc911\uc5d0 \uae30\ubc00\ub85c \uc720\uc9c0\ub418\uace0 \ud655\uc778\ub41c \uc0c1\ud0dc\ub85c \ubcc0\uacbd\ub418\uc9c0 \uc54a\uace0 \ubaa9\uc801\uc9c0\uc5d0 \ub3c4\ucc29\ud558\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n<h2>\ubcf4\uc548 \ud398\uc774\ub85c\ub4dc \ucea1\uc290\ud654\uc758 \uc8fc\uc694 \uae30\ub2a5<\/h2>\n<p>ESP\uc758 \uc8fc\uc694 \uae30\ub2a5\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\uae30\ubc00\uc131: ESP\ub294 \uac15\ub825\ud55c \uc554\ud638\ud654 \uc54c\uace0\ub9ac\uc998\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc804\uc1a1 \uc911 \ubb34\ub2e8 \uc561\uc138\uc2a4\ub85c\ubd80\ud130 \ub370\uc774\ud130\ub97c \ubcf4\ud638\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc778\uc99d: ESP\ub294 \uc804\uc1a1 \ubc0f \uc218\uc2e0 \ub2f9\uc0ac\uc790\uc758 \uc2e0\uc6d0\uc744 \ud655\uc778\ud558\uc5ec \ub370\uc774\ud130\uac00 \uac00\ub85c\ucc44\uac70\ub098 \ubcc0\uacbd\ub418\uc9c0 \uc54a\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/li>\n<li>\ubb34\uacb0\uc131: ESP\ub294 \uc804\uc1a1 \uc911\uc5d0 \ub370\uc774\ud130\uac00 \ubcc0\uacbd\ub418\uc9c0 \uc54a\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc7ac\uc0dd \ubc29\uc9c0 \ubcf4\ud638: ESP\ub294 \uc2dc\ud000\uc2a4 \ubc88\ud638\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc7ac\uc0dd \uacf5\uaca9\uc73c\ub85c\ubd80\ud130 \ubcf4\ud638\ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n<h2>\ucea1\uc290\ud654 \ubcf4\uc548 \ud398\uc774\ub85c\ub4dc \uc720\ud615<\/h2>\n<p>ESP\uc5d0\ub294 \uc804\uc1a1 \ubaa8\ub4dc\uc640 \ud130\ub110 \ubaa8\ub4dc\uc758 \ub450 \uac00\uc9c0 \uc791\ub3d9 \ubaa8\ub4dc\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\ubc29\ubc95<\/th>\n<th>\uc124\uba85<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\uc218\uc1a1<\/td>\n<td>\uc774 \ubaa8\ub4dc\uc5d0\uc11c\ub294 IP \ud328\ud0b7\uc758 \ud398\uc774\ub85c\ub4dc\ub9cc \uc554\ud638\ud654\ub418\uace0 \uc6d0\ub798 IP \ud5e4\ub354\ub294 \uadf8\ub300\ub85c \uc720\uc9c0\ub429\ub2c8\ub2e4. \uc774 \ubaa8\ub4dc\ub294 \ud638\uc2a4\ud2b8 \uac04 \ud1b5\uc2e0\uc5d0 \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\ud130\ub110<\/td>\n<td>\uc774 \ubaa8\ub4dc\uc5d0\uc11c\ub294 \uc804\uccb4 IP \ud328\ud0b7\uc774 \uc554\ud638\ud654\ub418\uc5b4 \uc0c8 IP \ud5e4\ub354\uac00 \uc788\ub294 \uc0c8 IP \ud328\ud0b7 \ub0b4\uc5d0 \ucea1\uc290\ud654\ub429\ub2c8\ub2e4. \uc774 \ubaa8\ub4dc\ub294 \uc2e0\ub8b0\ud560 \uc218 \uc5c6\ub294 \ub124\ud2b8\uc6cc\ud06c\ub97c \ud1b5\ud574 \ub124\ud2b8\uc6cc\ud06c \uac04\uc5d0 \ubcf4\uc548 \ud1b5\uc2e0\uc774 \ud544\uc694\ud55c VPN\uc5d0\uc11c \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\ubcf4\uc548 \ud398\uc774\ub85c\ub4dc \ucea1\uc290\ud654\uc758 \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \ubc0f \uacfc\uc81c<\/h2>\n<p>ESP\ub294 \uc8fc\ub85c VPN\uc6a9 \ubcf4\uc548 \ub124\ud2b8\uc6cc\ud06c \ud130\ub110 \uc0dd\uc131, \ud638\uc2a4\ud2b8 \uac04 \ud1b5\uc2e0 \ubcf4\uc548, \ub124\ud2b8\uc6cc\ud06c \uac04 \ud1b5\uc2e0\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ub2e4\uc74c\uacfc \uac19\uc740 \uacfc\uc81c\uc5d0 \uc9c1\uba74\ud574 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\ubcf5\uc7a1\ud55c \uc124\uc815 \ubc0f \uad00\ub9ac: ESP\uc5d0\ub294 \uc2e0\uc911\ud55c \uad6c\uc131\uacfc \ud0a4 \uad00\ub9ac\uac00 \ud544\uc694\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc131\ub2a5 \uc601\ud5a5: \uc554\ud638\ud654 \ubc0f \uc554\ud638 \ud574\ub3c5 \ud504\ub85c\uc138\uc2a4\ub85c \uc778\ud574 \ub370\uc774\ud130 \uc804\uc1a1 \uc18d\ub3c4\uac00 \ub290\ub824\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\ud638\ud658\uc131 \ubb38\uc81c: \uc77c\ubd80 \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c\ub294 ESP \ud2b8\ub798\ud53d\uc744 \ucc28\ub2e8\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc194\ub8e8\uc158\uc5d0\ub294 \ub2e4\uc74c\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4.<\/p>\n<ul>\n<li>IKE(\uc778\ud130\ub137 \ud0a4 \uad50\ud658)\uc640 \uac19\uc740 \uc790\ub3d9\ud654\ub41c \ud0a4 \uad00\ub9ac \ud504\ub85c\ud1a0\ucf5c\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc554\ud638\ud654 \ubc0f \uc554\ud638 \ud574\ub3c5 \ud504\ub85c\uc138\uc2a4\uc5d0 \ud558\ub4dc\uc6e8\uc5b4 \uac00\uc18d\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/li>\n<li>ESP\uc640 NAT \ud1b5\uacfc \uae30\uc220\uc758 \uc870\ud569\uc744 \uc0ac\uc6a9\ud558\uc5ec ESP\ub97c \ucc28\ub2e8\ud558\ub294 \ub124\ud2b8\uc6cc\ud06c\ub97c \uc6b0\ud68c\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>\ube44\uad50 \ubc0f \ud2b9\uc131<\/h2>\n<p>ESP\ub294 IPsec \uc81c\ud488\uad70\uc758 \ub3d9\ubc18\uc790\uc778 \uc778\uc99d \ud5e4\ub354(AH) \ud504\ub85c\ud1a0\ucf5c\uacfc \ube44\uad50\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub458 \ub2e4 \ub370\uc774\ud130 \ubb34\uacb0\uc131\uacfc \uc778\uc99d\uc744 \uc81c\uacf5\ud558\uc9c0\ub9cc ESP\ub9cc\uc774 \uc554\ud638\ud654\ub97c \ud1b5\ud574 \ub370\uc774\ud130 \uae30\ubc00\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ub610\ud55c AH\uc640 \ub2ec\ub9ac ESP\ub294 \uc804\uc1a1 \ubc0f \ud130\ub110 \uc791\ub3d9 \ubaa8\ub4dc\ub97c \ubaa8\ub450 \uc9c0\uc6d0\ud569\ub2c8\ub2e4.<\/p>\n<p>ESP\uc758 \uc8fc\uc694 \ud2b9\uc9d5\uc5d0\ub294 \ub370\uc774\ud130 \uae30\ubc00\uc131, \ubb34\uacb0\uc131, \uc778\uc99d \ubc0f \uc7ac\uc0dd \ubc29\uc9c0 \ubcf4\ud638\uac00 \ud3ec\ud568\ub429\ub2c8\ub2e4.<\/p>\n<h2>\ubbf8\ub798 \uc804\ub9dd \ubc0f \uad00\ub828 \uae30\uc220<\/h2>\n<p>\uc0ac\uc774\ubc84 \ubcf4\uc548 \uc704\ud611\uc774 \uc9c4\ud654\ud568\uc5d0 \ub530\ub77c ESP\uc640 \uac19\uc740 \uac15\ub825\ud55c \ubcf4\uc548 \ud504\ub85c\ud1a0\ucf5c\uc758 \ud544\uc694\uc131\ub3c4 \ucee4\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. ESP\uc758 \ud5a5\ud6c4 \uac1c\uc120\uc740 \ubcf4\uc548, \uc131\ub2a5 \ubc0f \ud638\ud658\uc131 \ud5a5\uc0c1\uc5d0 \uc911\uc810\uc744 \ub458 \uac83\uc73c\ub85c \uc608\uc0c1\ub429\ub2c8\ub2e4. \ubcf4\ub2e4 \uc815\uad50\ud55c \uc554\ud638\ud654 \uc54c\uace0\ub9ac\uc998\uc774 \uc0ac\uc6a9\ub420 \uc218 \uc788\uc73c\uba70, \uc591\uc790 \ucef4\ud4e8\ud305\uacfc \uac19\uc740 \uc0c8\ub85c\uc6b4 \uae30\uc220\uacfc \ub354 \uc798 \ud1b5\ud569\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\ud504\ub85d\uc2dc \uc11c\ubc84 \ubc0f \ubcf4\uc548 \ud398\uc774\ub85c\ub4dc \ucea1\uc290\ud654<\/h2>\n<p>OneProxy\uc5d0\uc11c \uc81c\uacf5\ud558\ub294 \uac83\uacfc \uac19\uc740 \ud504\ub85d\uc2dc \uc11c\ubc84\ub294 ESP\ub97c \ud65c\uc6a9\ud558\uc5ec \uc0ac\uc6a9\uc790 \ubcf4\uc548\uc744 \uac15\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. ESP\ub97c \uc0ac\uc6a9\ud558\uba74 \ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \ub370\uc774\ud130 \uc804\uc1a1\uc744 \uc704\ud55c \ubcf4\uc548 \ucc44\ub110\uc744 \uc0dd\uc131\ud558\uc5ec \ub370\uc774\ud130\uc758 \uae30\ubc00, \uc2e0\ub8b0\uc131 \ubc0f \ubcc0\uacbd\ub418\uc9c0 \uc54a\uc740 \uc0c1\ud0dc\ub97c \ubcf4\uc7a5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c ESP\ub294 \ud504\ub85d\uc2dc \uc11c\ubc84\uc640 \ud574\ub2f9 \uc0ac\uc6a9\uc790\ub97c \ub300\uc0c1\uc73c\ub85c \ud558\ub294 \uacf5\uaca9\uc5d0 \ub300\ud55c \ubcf4\ud638 \uacc4\uce35\uc744 \uc81c\uacf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uad00\ub828\ub41c \ub9c1\ud06c\ub4e4<\/h2>\n<p>\ubcf4\uc548 \ud398\uc774\ub85c\ub4dc \ucea1\uc290\ud654\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \ub0b4\uc6a9\uc744 \ubcf4\ub824\uba74 \ub2e4\uc74c \ub9ac\uc18c\uc2a4\ub97c \uace0\ub824\ud558\uc138\uc694.<\/p>\n<ol>\n<li><a href=\"https:\/\/tools.ietf.org\/html\/rfc4303\" target=\"_new\" rel=\"noopener nofollow\">IETF RFC 4303 \u2013 IP ESP(\ubcf4\uc548 \ud398\uc774\ub85c\ub4dc \ucea1\uc290\ud654)<\/a><\/li>\n<li><a href=\"https:\/\/tools.ietf.org\/html\/rfc7296\" target=\"_new\" rel=\"noopener nofollow\">\uc778\ud130\ub137 \ud0a4 \uad50\ud658(IKEv2) \ud504\ub85c\ud1a0\ucf5c<\/a><\/li>\n<li><a href=\"https:\/\/www.ipsec.info\/\" target=\"_new\" rel=\"noopener nofollow\">IPsec \ud398\uc774\uc9c0<\/a><\/li>\n<li><a href=\"https:\/\/datatracker.ietf.org\/wg\/ipsecme\/about\/\" target=\"_new\" rel=\"noopener nofollow\">IETF IPsec \uc6cc\ud0b9 \uadf8\ub8f9<\/a><\/li>\n<\/ol>","protected":false},"featured_media":477089,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-477088","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Encapsulating Security Payload: A Comprehensive Insight<\/mark>","faq_items":[{"question":"What is Encapsulating Security Payload?","answer":"<p>Encapsulating Security Payload (ESP) is a protocol that provides security for data packets sent over an IP network. It's part of the IPsec suite and is widely used in Virtual Private Networks (VPNs) to ensure secure data transmission.<\/p>"},{"question":"When was the Encapsulating Security Payload first mentioned?","answer":"<p>The first mention of the Encapsulating Security Payload (ESP) can be traced back to 1995 with RFC 1827. It was then updated by RFC 2406 in 1998, and finally by RFC 4303 in 2005, which is the version currently in use.<\/p>"},{"question":"How does the Encapsulating Security Payload work?","answer":"<p>The Encapsulating Security Payload (ESP) works by appending an ESP header and trailer to the original data packet, which is then encrypted and optionally authenticated. This ensures the payload remains confidential while in transit and arrives at the destination unaltered and verified.<\/p>"},{"question":"What are the key features of Encapsulating Security Payload?","answer":"<p>The key features of ESP include confidentiality, authentication, integrity, and anti-replay protection. It protects the data from unauthorized access, verifies the identity of the sending and receiving parties, ensures the data remains unaltered, and protects against replay attacks.<\/p>"},{"question":"What types of Encapsulating Security Payload exist?","answer":"<p>There are two modes of operation in ESP: Transport mode and Tunnel mode. In Transport mode, only the payload of the IP packet is encrypted, leaving the original IP header intact. In Tunnel mode, the entire IP packet is encrypted and encapsulated within a new IP packet with a new IP header.<\/p>"},{"question":"What are some challenges related to the use of Encapsulating Security Payload?","answer":"<p>Challenges associated with ESP include its complex setup and management, performance impact due to encryption and decryption processes, and compatibility issues as some networks may block ESP traffic.<\/p>"},{"question":"How can proxy servers use Encapsulating Security Payload?","answer":"<p>Proxy servers can use ESP to improve security for their users. By employing ESP, proxy servers can create secure channels for data transmission, ensuring that the data remains confidential, authentic, and unaltered.<\/p>"},{"question":"What future technologies could be related to Encapsulating Security Payload?","answer":"<p>Future improvements to ESP will likely focus on enhancing security, performance, and compatibility. Emerging technologies, such as more sophisticated encryption algorithms and quantum computing, may have better integration with ESP.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki\/477088","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\/477088\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/media\/477089"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/media?parent=477088"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}