{"id":155781,"date":"2026-05-27T15:51:24","date_gmt":"2026-05-27T12:51:24","guid":{"rendered":"https:\/\/www.catonetworks.com\/glossary\/%ec%9d%bc%eb%b0%98%ec%a0%81%ec%9d%b8-dns-%eb%b3%b4%ec%95%88-%eb%ac%b8%ec%a0%9c\/"},"modified":"2026-06-10T12:04:29","modified_gmt":"2026-06-10T09:04:29","slug":"common-dns-security-issues","status":"publish","type":"glossary","link":"https:\/\/www.catonetworks.com\/ko\/glossary\/common-dns-security-issues\/","title":{"rendered":"\uc77c\ubc18\uc801\uc778 DNS \ubcf4\uc548 \ubb38\uc81c"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\ub3c4\uba54\uc778 \ub124\uc784 \uc2dc\uc2a4\ud15c(DNS)\uc740 \uc778\ud130\ub137\uc758 \uc911\uc694\ud55c \uad6c\uc131 \uc694\uc18c\uc785\ub2c8\ub2e4. DNS\uc758 \uc5ed\ud560\uc740 \ub3c4\uba54\uc778 \uc774\ub984\uc744 \ub124\ud2b8\uc6cc\ud06c \ud2b8\ub798\ud53d\uc744 \uc758\ub3c4\ud55c \ubaa9\uc801\uc9c0\ub85c \ub77c\uc6b0\ud305\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 IP \uc8fc\uc18c\ub85c \ubcc0\ud658\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. DNS\uc758 \uc911\uc694\ud55c \uc5ed\ud560\uacfc \uae30\ubcf8\uc801\uc73c\ub85c \ub0b4\uc7a5\ub41c \ubcf4\uc548\uc758 \ubd80\uc871\uc740 \uc0ac\uc774\ubc84 \ubc94\uc8c4\uc790\ub4e4\uc758 \uc77c\ubc18\uc801\uc778 \ud45c\uc801\uc774 \ub418\uac8c \ud569\ub2c8\ub2e4. \uacf5\uaca9\uc790\ub294 \uc11c\ube44\uc2a4 \uac70\ubd80(DoS) \uacf5\uaca9\uc73c\ub85c DNS\ub97c \ud45c\uc801\uc73c\ub85c \uc0bc\uc544 \uc0ac\uc774\ud2b8\ub97c \uc811\uadfc\ud560 \uc218 \uc5c6\uac8c \ud558\uac70\ub098 DNS \ubcf4\uc548\uc758 \ucde8\uc57d\uc810\uc744 \uc774\uc6a9\ud558\uc5ec \uc790\uc2e0\uc758 \ubaa9\ud45c\ub97c \ub2ec\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-understanding-dns-and-its-security-challenges\">DNS \ubc0f \uadf8 \ubcf4\uc548 \ubb38\uc81c \uc774\ud574\ud558\uae30<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ucef4\ud4e8\ud130\uac00 \uc11c\ub85c\ub97c \uc2dd\ubcc4\ud558\ub294 \ub370 \uc0ac\uc6a9\ud558\ub294 IP \uc8fc\uc18c\ub294 \uae30\uc5b5\ud558\uae30 \uc5b4\ub824\uc6cc\uc11c \ub3c4\uba54\uc778 \uc774\ub984\uc774 \uc874\uc7ac\ud569\ub2c8\ub2e4. DNS\uc758 \uc5ed\ud560\uc740 catonetworks.com\uacfc \uac19\uc740 \uae30\uc5b5\ud558\uae30 \uc26c\uc6b4 \ub3c4\uba54\uc778 \uc774\ub984\uacfc 45.60.110.90\uacfc \uac19\uc740 IP \uc8fc\uc18c \uac04\uc758 \ubcc0\ud658\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">DNS\ub294 \ubcf4\uc548\uc774 \uc2dc\uae09\ud55c \ubb38\uc81c\ub85c \ub300\ub450\ub418\uae30 \uc804\uc5d0 \uac1c\ubc1c\ub41c \uc778\ud130\ub137\uc758 \uae30\ubcf8 \ud504\ub85c\ud1a0\ucf5c \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc774\uc720\ub85c DNS \ucffc\ub9ac\uc640 \uc751\ub2f5\uc740 \uae30\ubcf8\uc801\uc73c\ub85c \uc554\ud638\ud654 \ubc0f \uc778\uc99d\uc774 \uc5c6\uc2b5\ub2c8\ub2e4. DNS\uc758 \uc911\uc694\ud55c \uc5ed\ud560\uacfc \uc554\ud638\ud654 \ubc0f \uc778\uc99d\uc758 \ubd80\uc871\uc740 \uacf5\uaca9\uc790\ub4e4\uc5d0\uac8c \uc8fc\uc694 \ud45c\uc801\uc774 \ub418\uac8c \ud569\ub2c8\ub2e4. \uc804\uccb4 \uc778\ud130\ub137\uc774 DNS\ub97c \uc0ac\uc6a9\ud558\uace0 \uc2e0\ub8b0\ud558\uae30 \ub54c\ubb38\uc5d0 \uc774\ub97c \uc545\uc6a9\ud55c \uacf5\uaca9\uc740 \uc0c1\ub2f9\ud55c \uacb0\uacfc\ub97c \ucd08\ub798\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-common-dns-security-threats\">\uc77c\ubc18\uc801\uc778 DNS \ubcf4\uc548 \uc704\ud611<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">DNS\uc5d0 \ub300\ud55c \uacf5\uaca9\uc740 \uadf8 \uc911\uc694\ud55c \uc5ed\ud560\uacfc \uc57d\ud55c \ubcf4\uc548\uc73c\ub85c \uc778\ud574 \uc77c\ubc18\uc801\uc778 <a href=\"https:\/\/www.catonetworks.com\/network-security\/network-security-threats\/\">\ub124\ud2b8\uc6cc\ud06c \ubcf4\uc548 \uc704\ud611<\/a>\uc785\ub2c8\ub2e4. DNS\uc640 \uad00\ub828\ub41c \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \ubcf4\uc548 \uc704\ud611\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-dns-cache-poisoning\">DNS Cache Poisoning<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">DNS \ub9ac\uc878\ubc84\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc790\uc8fc \uc811\uadfc\ub418\ub294 DNS \ub808\ucf54\ub4dc\ub97c \uce90\uc2dc\ud558\uc5ec \uc18d\ub3c4\ub97c \uac1c\uc120\ud558\uace0 DNS \uc11c\ubc84\uc758 \ubd80\ud558\ub97c \uc904\uc785\ub2c8\ub2e4. DNS \uce90\uc2dc \uc624\uc5fc \uacf5\uaca9\uc5d0\uc11c \uacf5\uaca9\uc790\ub294 DNS \uc554\ud638\ud654 \ubc0f \uc778\uc99d\uc758 \ubd80\uc871\uc744 \uc774\uc6a9\ud558\uc5ec \ub9ac\uc878\ubc84\uc758 \uce90\uc2dc\uc5d0 \uac00\uc9dc DNS \ud56d\ubaa9\uc744 \uc8fc\uc785\ud569\ub2c8\ub2e4. \uadf8 \uacb0\uacfc, \uc774\ub7ec\ud55c DNS \ub808\ucf54\ub4dc\ub97c \uc694\uccad\ud558\ub294 \uc0ac\uc6a9\uc790\ub294 \uacf5\uaca9\uc790\uac00 \uc9c0\uc815\ud55c IP \uc8fc\uc18c\ub97c \ubc1b\uc544 \uc545\uc131 \uc0ac\uc774\ud2b8\ub85c \ub9ac\ub514\ub809\uc158\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-dns-spoofing\">DNS \uc2a4\ud478\ud551<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">DNS \uc2a4\ud478\ud551\uc740 DNS \uce90\uc2dc \uc624\uc5fc\uc744 \ud3ec\ud568\ud558\ub294 \uad11\ubc94\uc704\ud55c DNS \uacf5\uaca9 \ubc94\uc8fc\uc785\ub2c8\ub2e4. DNS \uc2a4\ud478\ud551 \uacf5\uaca9\uc5d0\uc11c \uacf5\uaca9\uc790\ub294 DNS \uc11c\ubc84\ub97c \uac00\uc7a5\ud558\uace0 DNS \ub808\ucf54\ub4dc\ub97c \ubcc0\uacbd\ud558\uc5ec \ud2b8\ub798\ud53d\uc744 \ub9ac\ub514\ub809\uc158\ud560 \uc758\ub3c4\ub97c \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-dns-hijacking\">DNS \ud558\uc774\uc7ac\ud0b9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">DNS \ud558\uc774\uc7ac\ud0b9\uc740 DNS \ucffc\ub9ac\uac00 \ud574\uacb0\ub418\ub294 \ubc29\uc2dd\uc744 \ubcc0\uacbd\ud558\uc5ec \uc0ac\uc6a9\uc790\ub97c \uc545\uc131 \uc0ac\uc774\ud2b8\ub85c \ub9ac\ub514\ub809\uc158\ud558\ub294 \uacf5\uaca9\uc758 \uc77c\ubc18\uc801\uc778 \uc720\ud615\uc785\ub2c8\ub2e4. \uc2a4\ud478\ud551\uacfc \uce90\uc2dc \uc624\uc5fc\uc740 \ud558\uc774\uc7ac\ud0b9 \uacf5\uaca9\uc758 \ud2b9\uc815 \uc720\ud615\uc774\uc9c0\ub9cc, \uacf5\uaca9\uc790\ub294 \uc545\uc131 \uc18c\ud504\ud2b8\uc6e8\uc5b4, \uc190\uc0c1\ub41c \ub77c\uc6b0\ud130 \ubc0f \uae30\ud0c0 \uc218\ub2e8\uc744 \ud1b5\ud574 DNS \ud574\uc11d\uc744 \uc870\uc791\ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-dns-amplification-attacks\">DNS \uc99d\ud3ed \uacf5\uaca9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">DNS \uc99d\ud3ed \uacf5\uaca9\uc740 \uc5f4\ub9b0 DNS \ud574\uc11d\uae30\ub97c \uc774\uc6a9\ud558\uace0 DNS \uc751\ub2f5\uc774 \uad00\ub828 \ucffc\ub9ac\ubcf4\ub2e4 (\uc885\uc885 \uc0c1\ub2f9\ud788) \ub354 \ud070 \uc0ac\uc2e4\uc744 \uc774\uc6a9\ud558\ub294 DoS \uacf5\uaca9\uc758 \uc77c\uc885\uc785\ub2c8\ub2e4. DNS \uc99d\ud3ed \uacf5\uaca9\uc5d0\uc11c \uacf5\uaca9\uc790\ub294 \ub300\uc0c1\uc758 IP \uc8fc\uc18c\ub97c \uc124\uc815\ud55c \uc0c1\ud0dc\ub85c \uc5f4\ub9b0 \ud574\uc11d\uae30\uc5d0 DNS \ucffc\ub9ac\ub97c \ubcf4\ub0c5\ub2c8\ub2e4. \uc774\ub85c \uc778\ud574 \ud574\uc11d\uae30\ub294 \uc758\ub3c4\ub41c \ub300\uc0c1\uc5d0\uac8c \uc751\ub2f5\uc744 \ubcf4\ub0b4\uba70, \ub300\uc0c1\uc740 \uacf5\uaca9\uc790\uac00 \ubcf4\ub0b8 \uac83\ubcf4\ub2e4 \ud6e8\uc52c \ub354 \ub9ce\uc740 \ub370\uc774\ud130\ub97c \ubc1b\uac8c \ub429\ub2c8\ub2e4. \ub9ce\uc740 \uc5f4\ub9b0 \ud574\uc11d\uae30\uc640 \uc694\uccad\ubcf4\ub2e4 \ud6e8\uc52c \ub354 \ud070 \uc751\ub2f5\uc744 \uac00\uc9c4 DNS \ub808\ucf54\ub4dc\uac00 \uc788\ub294 \uacbd\uc6b0, \uacf5\uaca9\uc790\ub294 \ub300\uc0c1 \uc2dc\uc2a4\ud15c\uc758 \ub300\uc5ed\ud3ed\uc758 \uc77c\ubd80\ub9cc \uc0ac\uc6a9\ud558\uc5ec \ub300\uaddc\ubaa8 DoS \uacf5\uaca9\uc744 \uc2dc\uc791\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-dangling-dns-records\">\ub5a0 \uc788\ub294 DNS \ub808\ucf54\ub4dc<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ub5a0 \uc788\ub294 DNS \ub808\ucf54\ub4dc\ub294 \uc870\uc9c1\uc774 DNS \uc11c\ubc84\uc5d0 \ub3c4\uba54\uc778\uc744 \ub4f1\ub85d\ud55c \ud6c4 \ud574\ub2f9 \ub9ac\uc18c\uc2a4\ub97c \ud574\uc81c\ud560 \ub54c \uc874\uc7ac\ud569\ub2c8\ub2e4. \uacf5\uaca9\uc790\ub294 \uad00\ub828 IP \uc8fc\uc18c\ub098 \uc644\uc804\ud55c \ub3c4\uba54\uc778 \uc774\ub984(FQDN)\uc744 \uc778\uc218\ud560 \uc218 \uc788\uc73c\uba70, \uc774\ub294 \ub300\uc0c1\uc774 \uc774\ub97c \ud574\uc81c\ud55c \ud6c4 \ud074\ub77c\uc6b0\ub4dc \uc81c\uacf5\uc5c5\uccb4\ub97c \ud1b5\ud574 \uc8fc\uc7a5\ud568\uc73c\ub85c\uc368 \uac00\ub2a5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7f4 \uacbd\uc6b0, DNS \ud56d\ubaa9\uc5d0 \ub098\uc5f4\ub41c \uc11c\ube0c\ub3c4\uba54\uc778\uc73c\ub85c\uc758 \ud2b8\ub798\ud53d\uc740 \uacf5\uaca9\uc790\uc758 \uc0ac\uc774\ud2b8\ub85c \ub9ac\ub514\ub809\uc158\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-domain-shadowing\">\ub3c4\uba54\uc778 \uc100\ub3c4\uc789<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ub3c4\uba54\uc778 \uc100\ub3c4\uc789\uc740 \uacf5\uaca9\uc790\uac00 \uc190\uc0c1\uc2dc\ud0a8 \ud569\ubc95\uc801\uc778 \ub8e8\ud2b8 \ub3c4\uba54\uc778 \uc544\ub798\uc5d0 \uc545\uc131 \uc11c\ube0c\ub3c4\uba54\uc778\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc774\ub807\uac8c \ud568\uc73c\ub85c\uc368 \uacf5\uaca9\uc790\ub294 \ud569\ubc95\uc801\uc778 \ub8e8\ud2b8 \ub3c4\uba54\uc778\uc758 \ud3c9\ud310\uc744 \uc774\uc6a9\ud558\ub294 \ud0d0\uc9c0\ud558\uae30 \uc5b4\ub824\uc6b4 \uc11c\ube0c\ub3c4\uba54\uc778\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc774 \uc11c\ube0c\ub3c4\uba54\uc778\uc740 \ud53c\uc2f1 \uacf5\uaca9\uc774\ub098 \uc545\uc131 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uba85\ub839 \ubc0f \uc81c\uc5b4(C2) \uc778\ud504\ub77c\ub85c \uc0ac\uc6a9\ub420 \uc218 \uc788\uc73c\uba70, \uc870\uc9c1\uc5d0 \uc758\ud574 \ud0d0\uc9c0\ub418\uac70\ub098 \ucc28\ub2e8\ub420 \uc704\ud5d8\uc774 \uc904\uc5b4\ub4ed\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-nxdomain-attacks-phantom-domain-attacks\">NXDOMAIN \uacf5\uaca9 (\ud32c\ud140 \ub3c4\uba54\uc778 \uacf5\uaca9)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">NXDOMAIN \uacf5\uaca9\uc740 DNS \uc11c\ubc84\ub97c \uc555\ub3c4\ud558\uae30 \uc704\ud574 \uce90\uc2f1\uc744 \uc6b0\ud68c\ud558\ub3c4\ub85d \uc124\uacc4\ub41c DoS \uacf5\uaca9\uc758 \uc77c\uc885\uc785\ub2c8\ub2e4. \uacf5\uaca9\uc790\ub294 \uc874\uc7ac\ud558\uc9c0 \uc54a\ub294 \uc11c\ube0c\ub3c4\uba54\uc778\uc5d0 \ub300\ud55c \uc77c\ub828\uc758 \uc694\uccad\uc744 \ud558\uba70, \uc774\ub294 \ud574\uc11d\uae30\uc758 \uce90\uc2dc\uc5d0 \uc874\uc7ac\ud558\uc9c0 \uc54a\uc744 \uac83\uc785\ub2c8\ub2e4. \uacb0\uacfc\uc801\uc73c\ub85c, \uacf5\uaca9\uc740 \ud574\uacb0\uc744 \uc704\ud574 \uc6d0\ubcf8 \uc11c\ubc84\ub85c \uc804\ub2ec\ub418\uc5b4 \uc790\uc6d0\uc744 \uc18c\ubaa8\ud558\uace0 \uc11c\ubc84\uc758 \ud569\ubc95\uc801\uc778 \uc694\uccad\uc5d0 \ub300\ud55c \uc751\ub2f5 \ub2a5\ub825\uc744 \uc800\ud558\uc2dc\ud0ac \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-malicious-dns-resolvers\">\uc545\uc758\uc801\uc778 DNS \ud574\uc11d\uae30<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">DNS \ud574\uc11d\uae30\ub294 \uc0ac\uc6a9\uc790 DNS \ucffc\ub9ac\ub97c \uc218\uc2e0\ud558\uace0, DNS \uc11c\ubc84\uc5d0 \ud6c4\uc18d \ucffc\ub9ac\ub97c \uc218\ud589\ud558\uba70, \uacb0\uacfc\ub97c \ubc18\ud658\ud558\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc545\uc758\uc801\uc778 DNS \ud574\uc11d\uae30\ub294 \uc0ac\uc6a9\uc790\uc758 DNS \uc694\uccad\uc744 \ubaa8\ub2c8\ud130\ub9c1\ud558\uace0 \uc0ac\uc6a9\uc790\ub97c \ud53c\uc2f1 \ud398\uc774\uc9c0\ub85c \ubcf4\ub0b4\ub294 \uc798\ubabb\ub41c \uc815\ubcf4\ub97c \uc81c\uacf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc0ac\uc6a9\uc790\ub294 DHCP \uc911\ub3c5 \ub610\ub294 \uc545\uc131 \uc18c\ud504\ud2b8\uc6e8\uc5b4\ub97c \ud1b5\ud574 \uc545\uc758\uc801\uc778 DNS \ud574\uc11d\uae30\ub85c \uc804\uc1a1\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-dns-rebinding\">DNS Rebinding<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">DNS \ub9ac\ubc14\uc778\ub529 \uacf5\uaca9\uc5d0\uc11c\ub294 \uacf5\uaca9\uc790\uac00 \uc81c\uc5b4\ud558\ub294 DNS \uc11c\ubc84\uac00 \ucc98\uc74c\uc5d0 \uc545\uc131 \ucf54\ub4dc\ub97c \uc81c\uacf5\ud558\ub294 \uc0ac\uc774\ud2b8\uc758 IP \uc8fc\uc18c\ub85c DNS \uc694\uccad\uc5d0 \uc751\ub2f5\ud558\uc9c0\ub9cc \ub9e4\uc6b0 \uc9e7\uc740 TTL(\uc0dd\uc874 \uc2dc\uac04) \uac12\uc744 \uc9c0\uc815\ud569\ub2c8\ub2e4. TTL\uc774 \ub9cc\ub8cc\ub418\uba74 \uc0ac\uc6a9\uc790\uc758 \ube0c\ub77c\uc6b0\uc800\ub294 \ub610 \ub2e4\ub978 \uc694\uccad\uc744 \ud558\uac8c \ub418\uace0, \uc545\uc758\uc801\uc778 DNS \uc11c\ubc84\ub294 \ub0b4\ubd80 \ub9ac\uc18c\uc2a4\uc758 IP \uc8fc\uc18c\ub85c \uc751\ub2f5\ud560 \uac83\uc785\ub2c8\ub2e4. \uacb0\uacfc\uc801\uc73c\ub85c, \ub3c4\uba54\uc778\uc740 \ub0b4\ubd80 \ub124\ud2b8\uc6cc\ud06c\uc758 \uc77c\ubd80\ub85c \uac04\uc8fc\ub420 \uc218 \uc788\uc73c\uba70, \uc545\uc131 \ucf54\ub4dc\uac00 \ub3d9\uc77c \ucd9c\ucc98 \uc815\ucc45(SOP)\uc744 \uc6b0\ud68c\ud558\uace0 \ub0b4\ubd80 \ub9ac\uc18c\uc2a4\uc5d0 \uc811\uadfc\ud560 \uc218 \uc788\uac8c \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-typosquatting-and-homograph-attacks\">\ud0c0\uc774\ud3ec\uc2a4\ucffc\ud305 \ubc0f \ub3d9\ud615 \uacf5\uaca9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ud0c0\uc774\ud3ec\uc2a4\ucffc\ud305 \ubc0f \ub3d9\ud615 \uacf5\uaca9\uc740 \ud569\ubc95\uc801\uc778 \ub3c4\uba54\uc778\uacfc \ub9e4\uc6b0 \uc720\uc0ac\ud55c \uc545\uc131 \ub3c4\uba54\uc778\uc744 \uc0dd\uc131\ud558\ub294 \uac83\uacfc \uad00\ub828\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc0ac\uc6a9\uc790\uac00 URL\uc744 \uc798\ubabb \uc785\ub825\ud558\uac70\ub098 \ud53c\uc2f1 \uc774\uba54\uc77c\uc758 \ub9c1\ud06c\ub97c \ud074\ub9ad\ud558\uba74 \uacf5\uaca9\uc790\uac00 \uc81c\uc5b4\ud558\ub294 \uc6f9\uc0ac\uc774\ud2b8\ub85c \uc548\ub0b4\ub429\ub2c8\ub2e4. \uc885\uc885, \uc0ac\uc6a9\uc790\uac00 \ud53c\uc2f1 \uc0ac\uc774\ud2b8\uc5d0 \uc790\uc2e0\uc758 \uc790\uaca9 \uc99d\uba85\uc744 \uc785\ub825\ud558\uba74 \uc790\uaca9 \uc99d\uba85 \uc218\uc9d1\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-best-practices-for-dns-security\">DNS \ubcf4\uc548\uc744 \uc704\ud55c \ubaa8\ubc94 \uc0ac\ub840<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc77c\ubc18\uc801\uc778 DNS \uc704\ud611\uc73c\ub85c\ubd80\ud130 \ubcf4\ud638\ud558\uae30 \uc704\ud55c \uba87 \uac00\uc9c0 <a href=\"https:\/\/www.catonetworks.com\/network-security\/best-practices\/\">\ub124\ud2b8\uc6cc\ud06c \ubcf4\uc548 \ubaa8\ubc94 \uc0ac\ub840<\/a>\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>DNSSEC \uad6c\ud604:<\/strong> DNS \ubcf4\uc548 \ud655\uc7a5(DNSSEC)\uc740 DNS \ucffc\ub9ac\uc5d0 \ub300\ud55c \uc778\uc99d\uc744 \uad6c\ud604\ud569\ub2c8\ub2e4. \uc870\uc9c1\uc758 \ub3c4\uba54\uc778\uc5d0\uc11c \uc774\ub97c \ud65c\uc131\ud654\ud558\uba74 DNS \uacf5\uaca9\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uac83\uc744 \ubc29\uc9c0\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>DNS \ud2b8\ub798\ud53d \ubaa8\ub2c8\ud130\ub9c1:<\/strong> \ub9ce\uc740 DNS \uacf5\uaca9\uc740 \ube44\uc815\uc0c1\uc801\uc778 DNS \ucffc\ub9ac \ubc0f \uc751\ub2f5\uc744 \ud3ec\ud568\ud569\ub2c8\ub2e4. \ube44\uc815\uc0c1\uc801\uc778 DNS \ud2b8\ub798\ud53d\uc744 \ubaa8\ub2c8\ud130\ub9c1\ud558\uba74 \uc7a0\uc7ac\uc801\uc778 \uacf5\uaca9\uc744 \ud0d0\uc9c0\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>DNS \uc694\uccad \uae30\ub85d:<\/strong> DNS \uc694\uccad\uc740 \ucef4\ud4e8\ud130\uac00 \ubc29\ubb38\ud55c \uc0ac\uc774\ud2b8\uc640 \uc5f0\ub77d\ud55c \ub3c4\uba54\uc778\uc758 \uae30\ub85d\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774\ub97c \uae30\ub85d\ud558\ub294 \uac83\uc740 \ud53c\uc2f1 \uacf5\uaca9, \uc545\uc131\ucf54\ub4dc \uac10\uc5fc \ub610\ub294 \uae30\ud0c0 \ubcf4\uc548 \uc0ac\uac74\uc5d0 \ub300\ud55c \ud3ec\ub80c\uc2dd \uc870\uc0ac\uc5d0 \ub9e4\uc6b0 \uc720\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 DNS \uc11c\ube44\uc2a4 \uc0ac\uc6a9:<\/strong> \uc870\uc9c1\uc740 \uc694\uccad\uc744 \ud574\uacb0\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 DNS \uacf5\uae09\uc790\ub97c \uc120\ud0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc798 \uc54c\ub824\uc9c4 DNS \uc11c\ubc84\ub97c \uc120\ud0dd\ud558\uba74 \uc545\uc758\uc801\uc778 \ub9ac\ub514\ub809\uc158\uc774\ub098 \uc2a4\ud30c\uc774 \ud65c\ub3d9\uc758 \uc7a0\uc7ac\uc801 \uc704\ud5d8\uc744 \uc904\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-integrating-dns-security-into-a-sase-framework\">SASE \ud504\ub808\uc784\uc6cc\ud06c\uc5d0 DNS \ubcf4\uc548 \ud1b5\ud569\ud558\uae30<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.catonetworks.com\/sase\/\">\uc548\uc804\ud55c \uc811\uadfc \uc11c\ube44\uc2a4 \uc5e3\uc9c0(SASE)<\/a> \ud504\ub808\uc784\uc6cc\ud06c\ub294 \ub2e4\uc591\ud55c \ubcf4\uc548 \ubc0f \ub124\ud2b8\uc6cc\ud0b9 \uae30\ub2a5\uc744 \ub2e8\uc77c \uc194\ub8e8\uc158\uc73c\ub85c \ud1b5\ud569\ud569\ub2c8\ub2e4. DNS\ub97c \uc11c\ube44\uc2a4(DaaS)\ub85c \uc81c\uacf5\ud558\ub294 SASE \ud50c\ub7ab\ud3fc\uc744 \uc0ac\uc6a9\ud558\uba74 \uc870\uc9c1\uc744 \ub2e4\uc591\ud55c \uc704\ud611\uc73c\ub85c\ubd80\ud130 \ubcf4\ud638\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc870\uc9c1\uc758 SASE \ud50c\ub7ab\ud3fc\uc5d0 DNS\uac00 \ub0b4\uc7a5\ub418\uc5b4 \uc788\uc73c\uba74 \ud68c\uc0ac\ub294 \uc545\uc131 DNS \uc11c\ubc84\ub85c\ubd80\ud130 \ubcf4\ud638\ubc1b\uace0, \uc54c\ub824\uc9c4 \uc545\uc131 \ub3c4\uba54\uc778\uc73c\ub85c\uc758 \ud2b8\ub798\ud53d\uc744 \uc2dd\ubcc4\ud558\uace0 \ucc28\ub2e8\ud558\uae30 \uc704\ud574 DNS \ud544\ud130\ub9c1\uc744 \uc218\ud589\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-faqs-about-common-dns-security-issues\">\uc77c\ubc18\uc801\uc778 DNS \ubcf4\uc548 \ubb38\uc81c\uc5d0 \ub300\ud55c FAQ<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-what-is-dns-cache-poisoning\">DNS \uce90\uc2dc \uc624\uc5fc\uc774\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">DNS \uce90\uc2dc \uc624\uc5fc\uc740 \uc545\uc131 DNS \ud56d\ubaa9\uc744 DNS \ud574\uc11d\uae30\uc758 \uce90\uc2dc\uc5d0 \ub3c4\uc785\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uadf8 \uacb0\uacfc, \ud574\ub2f9 \ub3c4\uba54\uc778\uc744 \uc694\uccad\ud558\ub294 \uc0ac\uc6a9\uc790\ub294 \uc790\uaca9 \uc99d\uba85\uc744 \uc218\uc9d1\ud558\uac70\ub098 \uc545\uc131\ucf54\ub4dc\ub97c \ubc30\ud3ec\ud558\uae30 \uc704\ud574 \uacf5\uaca9\uc790\uac00 \uc81c\uc5b4\ud558\ub294 \uc0ac\uc774\ud2b8\ub85c \ub9ac\ub514\ub809\uc158\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-how-does-dns-tunneling-pose-a-security-risk\">DNS \ud130\ub110\ub9c1\uc774 \ubcf4\uc548 \uc704\ud5d8\uc744 \uc5b4\ub5bb\uac8c \ucd08\ub798\ud558\ub098\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">DNS \ud130\ub110\ub9c1\uc740 \uacf5\uaca9\uc790\uac00 DNS \ucffc\ub9ac\uc640 \uc751\ub2f5 \ub0b4\uc5d0\uc11c \uc790\uc2e0\uc758 \ud1b5\uc2e0\uc744 \uc228\uae38 \uc218 \uc788\uac8c \ud569\ub2c8\ub2e4. \uc774\ub85c \uc778\ud574 \uc870\uc9c1\uc774 \ub370\uc774\ud130 \uc720\ucd9c\uc774\ub098 \uc545\uc131\ucf54\ub4dc \uba85\ub839 \ubc0f \uc81c\uc5b4(C2) \uba54\uc2dc\uc9c0\ub97c \uc2dd\ubcc4\ud558\uae30\uac00 \ub354 \uc5b4\ub824\uc6cc\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-what-are-dangling-dns-records\">\ub5a0 \uc788\ub294 DNS \ub808\ucf54\ub4dc\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ub5a0 \uc788\ub294 DNS \ub808\ucf54\ub4dc\ub294 \uc870\uc9c1\uc774 \ud074\ub77c\uc6b0\ub4dc \uc790\uc0b0\uc744 \ud3d0\uae30\ud588\uc9c0\ub9cc \uad00\ub828 DNS \ub808\ucf54\ub4dc\ub294 \ud3d0\uae30\ud558\uc9c0 \uc54a\uc558\uc744 \ub54c \uc874\uc7ac\ud569\ub2c8\ub2e4. \uc774 \ub808\ucf54\ub4dc\uc640 \uad00\ub828\ub41c IP \uc8fc\uc18c \ub610\ub294 \uc644\uc804\ud55c \ub3c4\uba54\uc778 \uc774\ub984(FQDN)\uc744 \uc8fc\uc7a5\ud558\ub294 \uacf5\uaca9\uc790\ub294 \ud574\ub2f9 \ud558\uc704 \ub3c4\uba54\uc778\uc73c\ub85c \ud5a5\ud558\ub294 \ubaa8\ub4e0 \ud2b8\ub798\ud53d\uc744 \uc545\uc131 \uc0ac\uc774\ud2b8\ub85c \ub9ac\ub514\ub809\uc158\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-how-can-integrating-dns-security-into-a-sase-framework-benefit-organizations\">SASE \ud504\ub808\uc784\uc6cc\ud06c\uc5d0 DNS \ubcf4\uc548\uc744 \ud1b5\ud569\ud558\uba74 \uc870\uc9c1\uc5d0 \uc5b4\ub5a4 \uc774\uc810\uc774 \uc788\uc744\uae4c\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">SASE \ud504\ub808\uc784\uc6cc\ud06c\uc5d0 DNS\ub97c \ud1b5\ud569\ud558\uba74 \uc545\uc131 DNS \uc11c\ubc84\ub85c\ubd80\ud130 \ubcf4\ud638\ud558\uace0 DNS \ud2b8\ub798\ud53d\uc5d0 \ub300\ud55c \uac00\uc2dc\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uadf8 \uacb0\uacfc, \uc870\uc9c1\uc740 \uc54c\ub824\uc9c4 \ub098\uc05c \ub3c4\uba54\uc778\uc73c\ub85c\uc758 \ud2b8\ub798\ud53d\uc744 \ub354 \uc27d\uac8c \ucc28\ub2e8\ud558\uace0 \uae30\uc5c5 \ubcf4\uc548 \uc815\ucc45\uc744 \uc2dc\ud589\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-why-dns-security-needs-to-be-part-of-your-sase-strategy\">DNS \ubcf4\uc548\uc774 \uadc0\ud558\uc758 SASE \uc804\ub7b5\uc758 \uc77c\ubd80\uac00 \ub418\uc5b4\uc57c \ud558\ub294 \uc774\uc720<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">DNS\ub294 \uc778\ud130\ub137\uc758 \uc911\uc694\ud55c \ubd80\ubd84\uc774\uc9c0\ub9cc, \ubcf4\uc548\uc774 \uace0\ub824\ub418\uc5b4 \uc124\uacc4\ub418\uc9c0 \uc54a\uc558\uc2b5\ub2c8\ub2e4. \uadf8 \uacb0\uacfc, \uacf5\uaca9\uc790\ub4e4\uc740 \ub2e4\uc591\ud55c \ubc29\ubc95\uc73c\ub85c DNS\ub97c \uc545\uc6a9\ud558\uc5ec \uacf5\uaca9 \ucea0\ud398\uc778\uc744 \uc9c4\ud589\ud569\ub2c8\ub2e4. SASE \uc544\ud0a4\ud14d\ucc98\uc5d0 DNS\ub97c \uad6c\ucd95\ud558\uba74 \uc870\uc9c1\uc774 \uac15\ub825\ud55c DNS \ubcf4\uc548 \ubc0f \uc815\ucc45 \uc2dc\ud589\uc744 \uc804\uccb4\uc801\uc778 \ud1b5\ud569 \ubcf4\uc548 \uc544\ud0a4\ud14d\ucc98\uc758 \uc77c\ud658\uc73c\ub85c \uad6c\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 \ubcf4\uc548 \uac00\uc2dc\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uace0, \uc815\ucc45 \uc2dc\ud589\uc744 \ub2e8\uc21c\ud654\ud558\uba70, \uc704\ud611 \ud0d0\uc9c0 \ubc0f \ub300\uc751\uc744 \uac1c\uc120\ud569\ub2c8\ub2e4.<br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cato Networks\uac00 \uc644\uc804\ud55c SASE \uc804\ub7b5\uc758 \uc77c\ud658\uc73c\ub85c DNS \uacc4\uce35 \uc704\ud611 \ubcf4\ud638\ub97c \uc81c\uacf5\ud558\ub294 \ubc29\ubc95\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624. <a href=\"https:\/\/www.catonetworks.com\/contact-us\/#try\">\uc624\ub298 \ub370\ubaa8\ub97c \uc608\uc57d\ud558\uc138\uc694<\/a> \ud1b5\ud569\ub41c DNS \uac00\uc2dc\uc131, \uc815\ucc45 \uc2dc\ud589 \ubc0f \uc704\ud611 \uc608\ubc29\uc744 \ud0d0\uc0c9\ud558\uae30 \uc704\ud574.<\/p>\n\n","protected":false},"excerpt":{"rendered":"<p>\ub3c4\uba54\uc778 \ub124\uc784 \uc2dc\uc2a4\ud15c(DNS)\uc740 \uc778\ud130\ub137\uc758 \uc911\uc694\ud55c \uad6c\uc131 \uc694\uc18c\uc785\ub2c8\ub2e4. DNS\uc758 \uc5ed\ud560\uc740 \ub3c4\uba54\uc778 \uc774\ub984\uc744 \ub124\ud2b8\uc6cc\ud06c \ud2b8\ub798\ud53d\uc744 \uc758\ub3c4\ud55c \ubaa9\uc801\uc9c0\ub85c \ub77c\uc6b0\ud305\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 IP \uc8fc\uc18c\ub85c \ubcc0\ud658\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. DNS\uc758 \uc911\uc694\ud55c \uc5ed\ud560\uacfc \uae30\ubcf8\uc801\uc73c\ub85c \ub0b4\uc7a5\ub41c \ubcf4\uc548\uc758 \ubd80\uc871\uc740 \uc0ac\uc774\ubc84 \ubc94\uc8c4\uc790\ub4e4\uc758 \uc77c\ubc18\uc801\uc778 \ud45c\uc801\uc774 \ub418\uac8c \ud569\ub2c8\ub2e4. \uacf5\uaca9\uc790\ub294 \uc11c\ube44\uc2a4 \uac70\ubd80(DoS) \uacf5\uaca9\uc73c\ub85c DNS\ub97c \ud45c\uc801\uc73c\ub85c \uc0bc\uc544 \uc0ac\uc774\ud2b8\ub97c \uc811\uadfc\ud560 \uc218 \uc5c6\uac8c \ud558\uac70\ub098 DNS \ubcf4\uc548\uc758 \ucde8\uc57d\uc810\uc744 \uc774\uc6a9\ud558\uc5ec \uc790\uc2e0\uc758 \ubaa9\ud45c\ub97c \ub2ec\uc131\ud560 \uc218&#8230;<\/p>\n","protected":false},"author":193,"featured_media":0,"menu_order":0,"template":"","meta":{"_acf_changed":false},"glossary-topic":[1220],"coauthors":[1180],"class_list":["post-155781","glossary","type-glossary","status-publish","hentry","glossary-topic-uncategorized"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.3 (Yoast SEO 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