“\uc548\uc804\ud55c \ub370\uc774\ud130 \ubcf4\ud638\ub97c \uc704\ud55c C# \uc554\ud638\ud654 \ub77c\uc774\ube0c\ub7ec\ub9ac \ud65c\uc6a9: \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \ubcf4\uc548 \uc194\ub8e8\uc158”<\/p>\n
C#\uc5d0\uc11c AES \uc554\ud638\ud654 \ub77c\uc774\ube0c\ub7ec\ub9ac \uc0ac\uc6a9\ud558\uae30<\/p>\n
C#\uc5d0\uc11c \ub370\uc774\ud130 \ubcf4\ud638\ub97c \uc704\ud574 AES(Advanced Encryption Standard) \uc554\ud638\ud654 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\uc740 \ub9e4\uc6b0 \ud6a8\uacfc\uc801\uc778 \ubc29\ubc95\uc785\ub2c8\ub2e4. AES\ub294 \ub300\uce6d \ud0a4 \uc554\ud638\ud654 \ubc29\uc2dd\uc73c\ub85c, \ub3d9\uc77c\ud55c \ud0a4\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub370\uc774\ud130\ub97c \uc554\ud638\ud654\ud558\uace0 \ubcf5\ud638\ud654\ud569\ub2c8\ub2e4. \uc774 \ubc29\uc2dd\uc740 \ube60\ub974\uace0 \uc548\uc804\ud558\uba70, \ub2e4\uc591\ud55c \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc774\uc81c C#\uc5d0\uc11c AES \uc554\ud638\ud654\ub97c \uad6c\ud604\ud558\ub294 \ubc29\ubc95\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n
\uba3c\uc800, AES \uc554\ud638\ud654\ub97c \uc0ac\uc6a9\ud558\uae30 \uc704\ud574 \ud544\uc694\ud55c \ub124\uc784\uc2a4\ud398\uc774\uc2a4\ub97c \ud3ec\ud568\ud574\uc57c \ud569\ub2c8\ub2e4. `System.Security.Cryptography` \ub124\uc784\uc2a4\ud398\uc774\uc2a4\ub294 AES \uc554\ud638\ud654\uc5d0 \ud544\uc694\ud55c \ud074\ub798\uc2a4\uc640 \uba54\uc11c\ub4dc\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774 \ub124\uc784\uc2a4\ud398\uc774\uc2a4\ub97c \ud3ec\ud568\ud55c \ud6c4, AES \uac1d\uccb4\ub97c \uc0dd\uc131\ud558\uace0 \ucd08\uae30\ud654\ud558\ub294 \uacfc\uc815\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. AES \uac1d\uccb4\ub97c \uc0dd\uc131\ud560 \ub54c\ub294 \ud0a4\uc640 IV(Initialization Vector)\ub97c \uc124\uc815\ud574\uc57c \ud569\ub2c8\ub2e4. \ud0a4\ub294 \uc554\ud638\ud654\uc640 \ubcf5\ud638\ud654\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ube44\ubc00 \uc815\ubcf4\uc774\uba70, IV\ub294 \uc554\ud638\ud654 \uacfc\uc815\uc5d0\uc11c \ub370\uc774\ud130\uc758 \ud328\ud134\uc744 \uc228\uae30\uae30 \uc704\ud574 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n
\ub2e4\uc74c\uc73c\ub85c, AES \uac1d\uccb4\ub97c \uc124\uc815\ud55c \ud6c4\uc5d0\ub294 \ub370\uc774\ud130\ub97c \uc554\ud638\ud654\ud558\ub294 \ubc29\ubc95\uc744 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uc554\ud638\ud654\ud560 \ub370\uc774\ud130\ub294 \ubc14\uc774\ud2b8 \ubc30\uc5f4 \ud615\uc2dd\uc774\uc5b4\uc57c \ud558\ubbc0\ub85c, \ubb38\uc790\uc5f4 \ub370\uc774\ud130\ub97c \ubc14\uc774\ud2b8 \ubc30\uc5f4\ub85c \ubcc0\ud658\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub54c, `Encoding.UTF8.GetBytes()` \uba54\uc11c\ub4dc\ub97c \uc0ac\uc6a9\ud558\uc5ec \ubb38\uc790\uc5f4\uc744 \ubc14\uc774\ud2b8 \ubc30\uc5f4\ub85c \ubcc0\ud658\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubcc0\ud658\ub41c \ubc14\uc774\ud2b8 \ubc30\uc5f4\uc744 AES \uac1d\uccb4\uc758 `CreateEncryptor()` \uba54\uc11c\ub4dc\uc640 \ud568\uaed8 \uc0ac\uc6a9\ud558\uc5ec \uc554\ud638\ud654\ub41c \ub370\uc774\ud130\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc5d0\uc11c `CryptoStream` \ud074\ub798\uc2a4\ub97c \ud65c\uc6a9\ud558\uba74 \uc554\ud638\ud654\ub41c \ub370\uc774\ud130\ub97c \uc2a4\ud2b8\ub9bc \ud615\ud0dc\ub85c \ucc98\ub9ac\ud560 \uc218 \uc788\uc5b4 \ud3b8\ub9ac\ud569\ub2c8\ub2e4.<\/p>\n
\uc554\ud638\ud654\uac00 \uc644\ub8cc\ub418\uba74, \uc554\ud638\ud654\ub41c \ub370\uc774\ud130\ub97c \ub2e4\uc2dc \ubb38\uc790\uc5f4\ub85c \ubcc0\ud658\ud558\uc5ec \uc800\uc7a5\ud558\uac70\ub098 \uc804\uc1a1\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub54c, `Convert.ToBase64String()` \uba54\uc11c\ub4dc\ub97c \uc0ac\uc6a9\ud558\uc5ec \ubc14\uc774\ud2b8 \ubc30\uc5f4\uc744 Base64 \ubb38\uc790\uc5f4\ub85c \ubcc0\ud658\ud558\uba74, \uc548\uc804\ud558\uac8c \ub370\uc774\ud130\ub97c \uc800\uc7a5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\uc81c \uc554\ud638\ud654\ub41c \ub370\uc774\ud130\ub97c \ubcf5\ud638\ud654\ud558\ub294 \ubc29\ubc95\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n
\ubcf5\ud638\ud654 \uacfc\uc815\uc740 \uc554\ud638\ud654 \uacfc\uc815\uacfc \uc720\uc0ac\ud558\uc9c0\ub9cc, `CreateDecryptor()` \uba54\uc11c\ub4dc\ub97c \uc0ac\uc6a9\ud558\uc5ec \ubcf5\ud638\ud654\uae30\ub97c \uc0dd\uc131\ud574\uc57c \ud569\ub2c8\ub2e4. \uc554\ud638\ud654\ub41c \ub370\uc774\ud130\ub97c \ubc14\uc774\ud2b8 \ubc30\uc5f4\ub85c \ubcc0\ud658\ud55c \ud6c4, `CryptoStream`\uc744 \uc0ac\uc6a9\ud558\uc5ec \ubcf5\ud638\ud654\ub41c \ub370\uc774\ud130\ub97c \uc77d\uc5b4\uc62c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub54c\ub3c4 \ub9c8\ucc2c\uac00\uc9c0\ub85c, \ubcf5\ud638\ud654\ub41c \ubc14\uc774\ud2b8 \ubc30\uc5f4\uc744 \ubb38\uc790\uc5f4\ub85c \ubcc0\ud658\ud558\uae30 \uc704\ud574 `Encoding.UTF8.GetString()` \uba54\uc11c\ub4dc\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub807\uac8c \ud558\uba74 \uc6d0\ub798\uc758 \ub370\uc774\ud130\ub97c \uc548\uc804\ud558\uac8c \ubcf5\uc6d0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
\ub9c8\uc9c0\ub9c9\uc73c\ub85c, AES \uc554\ud638\ud654\ub97c \uc0ac\uc6a9\ud560 \ub54c \uc8fc\uc758\ud574\uc57c \ud560 \uc810\uc740 \ud0a4\uc640 IV\uc758 \uc548\uc804\ud55c \uad00\ub9ac\uc785\ub2c8\ub2e4. \ud0a4\uc640 IV\ub294 \uc678\ubd80\uc5d0 \ub178\ucd9c\ub418\uc9c0 \uc54a\ub3c4\ub85d \uc548\uc804\ud558\uac8c \uc800\uc7a5\ud574\uc57c \ud558\uba70, \ud544\uc694\ud560 \uacbd\uc6b0 \uc8fc\uae30\uc801\uc73c\ub85c \ubcc0\uacbd\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4. \ub610\ud55c, AES \uc554\ud638\ud654\ub294 \ub300\uce6d \ud0a4 \ubc29\uc2dd\uc774\ubbc0\ub85c, \ud0a4\uac00 \uc720\ucd9c\ub420 \uacbd\uc6b0 \ub370\uc774\ud130\uc758 \uc548\uc804\uc131\uc774 \uc704\ud611\ubc1b\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c, \ud0a4 \uad00\ub9ac\uc5d0 \ub300\ud55c \ucca0\uc800\ud55c \uacc4\ud68d\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n
\uacb0\ub860\uc801\uc73c\ub85c, C#\uc5d0\uc11c AES \uc554\ud638\ud654 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\uc740 \ub370\uc774\ud130 \ubcf4\ud638\uc640 \ubcf4\uc548\uc744 \uac15\ud654\ud558\ub294 \ub370 \ub9e4\uc6b0 \uc720\uc6a9\ud569\ub2c8\ub2e4. AES\uc758 \uac15\ub825\ud55c \uc554\ud638\ud654 \uae30\ub2a5\uc744 \ud65c\uc6a9\ud558\uc5ec \ubbfc\uac10\ud55c \uc815\ubcf4\ub97c \uc548\uc804\ud558\uac8c \ubcf4\ud638\ud560 \uc218 \uc788\uc73c\uba70, \uc774\ub97c \ud1b5\ud574 \ub370\uc774\ud130 \uc720\ucd9c\uc774\ub098 \ud574\ud0b9\uc73c\ub85c\ubd80\ud130 \uc548\uc804\ud55c \ud658\uacbd\uc744 \uad6c\ucd95\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. C#\uc758 \ub2e4\uc591\ud55c \uae30\ub2a5\uacfc AES \uc554\ud638\ud654\uc758 \uc870\ud569\uc744 \ud1b5\ud574, \uac1c\ubc1c\uc790\ub294 \ubcf4\ub2e4 \uc548\uc804\ud55c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \ub9cc\ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
C#\uc5d0\uc11c \ub370\uc774\ud130 \ubcf4\ud638\ub97c \uc704\ud55c RSA \uc554\ud638\ud654 \uad6c\ud604\ud558\uae30\ub294 \ud604\ub300 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uac1c\ubc1c\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud55c \uc8fc\uc81c\uc785\ub2c8\ub2e4. RSA\ub294 \ube44\ub300\uce6d \uc554\ud638\ud654 \uc54c\uace0\ub9ac\uc998\uc73c\ub85c, \uacf5\uac1c \ud0a4\uc640 \uac1c\uc778 \ud0a4\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub370\uc774\ud130\ub97c \uc548\uc804\ud558\uac8c \ubcf4\ud638\ud569\ub2c8\ub2e4. \uc774 \uc54c\uace0\ub9ac\uc998\uc740 \ub370\uc774\ud130 \uc804\uc1a1 \uc911\uc5d0 \uae30\ubc00\uc131\uc744 \ubcf4\uc7a5\ud558\uace0, \ubb34\uacb0\uc131\uc744 \uc720\uc9c0\ud558\uba70, \uc778\uc99d\uc744 \uc81c\uacf5\ud558\ub294 \ub370 \uc720\uc6a9\ud569\ub2c8\ub2e4. \uc774\uc81c C#\uc5d0\uc11c RSA \uc554\ud638\ud654\ub97c \uc5b4\ub5bb\uac8c \uad6c\ud604\ud560 \uc218 \uc788\ub294\uc9c0 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n
\uba3c\uc800, RSA \uc554\ud638\ud654\ub97c \uc0ac\uc6a9\ud558\uae30 \uc704\ud574\uc11c\ub294 .NET Framework \ub610\ub294 .NET Core\uc5d0\uc11c \uc81c\uacf5\ud558\ub294 `System.Security.Cryptography` \ub124\uc784\uc2a4\ud398\uc774\uc2a4\ub97c \ud65c\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774 \ub124\uc784\uc2a4\ud398\uc774\uc2a4\uc5d0\ub294 RSA \uc54c\uace0\ub9ac\uc998\uc744 \uad6c\ud604\ud558\uae30 \uc704\ud55c \ub2e4\uc591\ud55c \ud074\ub798\uc2a4\uac00 \ud3ec\ud568\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. RSA \uc554\ud638\ud654\ub97c \uc2dc\uc791\ud558\uae30 \uc704\ud574\uc11c\ub294 \uba3c\uc800 RSA \ud0a4 \uc30d\uc744 \uc0dd\uc131\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub97c \uc704\ud574 `RSACryptoServiceProvider` \ud074\ub798\uc2a4\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \ud074\ub798\uc2a4\ub294 RSA \uc54c\uace0\ub9ac\uc998\uc744 \uc0ac\uc6a9\ud558\uc5ec \ud0a4 \uc30d\uc744 \uc0dd\uc131\ud558\uace0, \ub370\uc774\ud130\ub97c \uc554\ud638\ud654 \ubc0f \ubcf5\ud638\ud654\ud558\ub294 \uae30\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n
\ud0a4 \uc30d\uc744 \uc0dd\uc131\ud55c \ud6c4, \uacf5\uac1c \ud0a4\uc640 \uac1c\uc778 \ud0a4\ub97c \uc800\uc7a5\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \uacf5\uac1c \ud0a4\ub294 \ub2e4\ub978 \uc0ac\ub78c\uacfc \uacf5\uc720\ud560 \uc218 \uc788\uc9c0\ub9cc, \uac1c\uc778 \ud0a4\ub294 \uc548\uc804\ud558\uac8c \ubcf4\ud638\ud574\uc57c \ud569\ub2c8\ub2e4. \ud0a4\ub97c \uc800\uc7a5\ud558\ub294 \ubc29\ubc95\uc740 \uc5ec\ub7ec \uac00\uc9c0\uac00 \uc788\uc73c\uba70, \ud30c\uc77c \uc2dc\uc2a4\ud15c\uc5d0 \uc800\uc7a5\ud558\uac70\ub098 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \uc800\uc7a5\ud558\ub294 \ubc29\ubc95\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub54c, \uac1c\uc778 \ud0a4\ub294 \uc554\ud638\ud654\ud558\uc5ec \uc800\uc7a5\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4. \uc774\ub807\uac8c \ud558\uba74, \ub9cc\uc57d \ud0a4\uac00 \uc720\ucd9c\ub418\ub354\ub77c\ub3c4 \uc548\uc804\uc131\uc744 \ub192\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
\uc774\uc81c RSA \uc554\ud638\ud654\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub370\uc774\ud130\ub97c \uc554\ud638\ud654\ud558\ub294 \ubc29\ubc95\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uc554\ud638\ud654\ud560 \ub370\uc774\ud130\ub294 \ubc14\uc774\ud2b8 \ubc30\uc5f4 \ud615\uc2dd\uc73c\ub85c \ubcc0\ud658\ud574\uc57c \ud569\ub2c8\ub2e4. \uadf8\ub7f0 \ub2e4\uc74c, `RSACryptoServiceProvider`\uc758 `Encrypt` \uba54\uc11c\ub4dc\ub97c \ud638\ucd9c\ud558\uc5ec \ub370\uc774\ud130\ub97c \uc554\ud638\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uba54\uc11c\ub4dc\ub294 \ub450 \uac1c\uc758 \ub9e4\uac1c\ubcc0\uc218\ub97c \ubc1b\uc2b5\ub2c8\ub2e4. \uccab \ubc88\uc9f8\ub294 \uc554\ud638\ud654\ud560 \ub370\uc774\ud130\uc758 \ubc14\uc774\ud2b8 \ubc30\uc5f4\uc774\uace0, \ub450 \ubc88\uc9f8\ub294 \uc554\ud638\ud654 \ubc29\uc2dd\uc785\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c `true`\ub97c \uc124\uc815\ud558\uc5ec OAEP \ud328\ub529\uc744 \uc0ac\uc6a9\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4. OAEP \ud328\ub529\uc740 \ubcf4\uc548\uc131\uc744 \ub192\uc5ec\uc8fc\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n
\uc554\ud638\ud654\uac00 \uc644\ub8cc\ub418\uba74, \uc554\ud638\ud654\ub41c \ub370\uc774\ud130\ub294 \ubc14\uc774\ud2b8 \ubc30\uc5f4\ub85c \ubc18\ud658\ub429\ub2c8\ub2e4. \uc774 \ub370\uc774\ud130\ub97c \uc548\uc804\ud558\uac8c \uc804\uc1a1\ud558\uac70\ub098 \uc800\uc7a5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\uc81c \ubcf5\ud638\ud654\ud558\ub294 \ubc29\ubc95\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \ubcf5\ud638\ud654\ub294 \uac1c\uc778 \ud0a4\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc218\ud589\ub429\ub2c8\ub2e4. `RSACryptoServiceProvider`\uc758 `Decrypt` \uba54\uc11c\ub4dc\ub97c \ud638\ucd9c\ud558\uc5ec \uc554\ud638\ud654\ub41c \ub370\uc774\ud130\ub97c \ubcf5\ud638\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uba54\uc11c\ub4dc\ub3c4 \ub450 \uac1c\uc758 \ub9e4\uac1c\ubcc0\uc218\ub97c \ubc1b\uc73c\uba70, \uccab \ubc88\uc9f8\ub294 \uc554\ud638\ud654\ub41c \ub370\uc774\ud130\uc758 \ubc14\uc774\ud2b8 \ubc30\uc5f4\uc774\uace0, \ub450 \ubc88\uc9f8\ub294 \ud328\ub529 \ubc29\uc2dd\uc785\ub2c8\ub2e4. \ubcf5\ud638\ud654\uac00 \uc644\ub8cc\ub418\uba74, \uc6d0\ub798\uc758 \ub370\uc774\ud130\ub85c \ubcf5\uc6d0\ub429\ub2c8\ub2e4.<\/p>\n
\uc774\ub7ec\ud55c \ubc29\uc2dd\uc73c\ub85c C#\uc5d0\uc11c RSA \uc554\ud638\ud654\ub97c \uad6c\ud604\ud558\uba74, \ub370\uc774\ud130 \ubcf4\ud638\uc640 \ubcf4\uc548\uc131\uc744 \ub192\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4. RSA\ub294 \uac15\ub825\ud55c \uc554\ud638\ud654 \uc54c\uace0\ub9ac\uc998\uc774\uc9c0\ub9cc, \ud0a4 \uad00\ub9ac\uc640 \uac19\uc740 \ucd94\uac00\uc801\uc778 \ubcf4\uc548 \uc870\uce58\ub3c4 \ud544\uc694\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c, RSA \uc554\ud638\ud654\ub97c \uc0ac\uc6a9\ud560 \ub54c\ub294 \ud56d\uc0c1 \ud0a4\uc758 \uc548\uc804\ud55c \uc800\uc7a5\uacfc \uad00\ub9ac\uc5d0 \uc720\uc758\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \ub370\uc774\ud130\uc758 \uae30\ubc00\uc131\uacfc \ubb34\uacb0\uc131\uc744 \ubcf4\uc7a5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. C#\uc5d0\uc11c RSA \uc554\ud638\ud654\ub97c \uad6c\ud604\ud558\ub294 \uac83\uc740 \ube44\uad50\uc801 \uac04\ub2e8\ud558\uc9c0\ub9cc, \uadf8 \uc774\uba74\uc5d0 \uc788\ub294 \ubcf4\uc548 \uc6d0\uce59\uc744 \uc774\ud574\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n
C#\uc5d0\uc11c \ud574\uc2dc \ud568\uc218 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc0ac\uc6a9\ud558\uc5ec \ube44\ubc00\ubc88\ud638\ub97c \uc548\uc804\ud558\uac8c \uc800\uc7a5\ud558\ub294 \uac83\uc740 \ub370\uc774\ud130 \ubcf4\ud638\uc640 \ubcf4\uc548\uc758 \uc911\uc694\ud55c \uce21\uba74\uc785\ub2c8\ub2e4. \ube44\ubc00\ubc88\ud638\ub97c \uc548\uc804\ud558\uac8c \uc800\uc7a5\ud558\ub294 \ubc29\ubc95 \uc911 \ud558\ub098\ub294 \ud574\uc2dc \ud568\uc218\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \ud574\uc2dc \ud568\uc218\ub294 \uc785\ub825 \ub370\uc774\ud130\ub97c \uace0\uc815\ub41c \uae38\uc774\uc758 \ud574\uc2dc \uac12\uc73c\ub85c \ubcc0\ud658\ud558\ub294 \uc54c\uace0\ub9ac\uc998\uc73c\ub85c, \uc6d0\ub798\uc758 \ub370\uc774\ud130\ub97c \ubcf5\uc6d0\ud560 \uc218 \uc5c6\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \ube44\ubc00\ubc88\ud638\ub97c \uc548\uc804\ud558\uac8c \uc800\uc7a5\ud560 \uc218 \uc788\uc73c\uba70, \ud574\ucee4\uac00 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \uc811\uadfc\ud558\ub354\ub77c\ub3c4 \uc2e4\uc81c \ube44\ubc00\ubc88\ud638\ub97c \uc54c \uc218 \uc5c6\uac8c \ub429\ub2c8\ub2e4.<\/p>\n
C#\uc5d0\uc11c\ub294 \ub2e4\uc591\ud55c \ud574\uc2dc \ud568\uc218 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc81c\uacf5\ud558\uc5ec \uac1c\ubc1c\uc790\uac00 \uc27d\uac8c \ube44\ubc00\ubc88\ud638\ub97c \ud574\uc2dc\ud560 \uc218 \uc788\ub3c4\ub85d \ub3d5\uc2b5\ub2c8\ub2e4. \uac00\uc7a5 \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \ud574\uc2dc \uc54c\uace0\ub9ac\uc998 \uc911 \ud558\ub098\ub294 SHA-256\uc785\ub2c8\ub2e4. SHA-256\uc740 \ubcf4\uc548 \ud574\uc2dc \uc54c\uace0\ub9ac\uc998\uc758 \uc77c\uc885\uc73c\ub85c, 256\ube44\ud2b8\uc758 \ud574\uc2dc \uac12\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc774 \uc54c\uace0\ub9ac\uc998\uc740 \ube60\ub974\uace0 \ud6a8\uc728\uc801\uc774\uba70, \ucda9\ub3cc \uc800\ud56d\uc131\uc774 \ub6f0\uc5b4\ub098\uae30 \ub54c\ubb38\uc5d0 \ube44\ubc00\ubc88\ud638 \ud574\uc2dc\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4. \ud574\uc2dc \ud568\uc218\ub97c \uc0ac\uc6a9\ud560 \ub54c\ub294 \ud56d\uc0c1 \uc18c\uae08(salt)\uc744 \ucd94\uac00\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4. \uc18c\uae08\uc740 \ud574\uc2dc \uac12\uc5d0 \ucd94\uac00\ub418\ub294 \uc784\uc758\uc758 \ub370\uc774\ud130\ub85c, \ub3d9\uc77c\ud55c \ube44\ubc00\ubc88\ud638\ub77c\ub3c4 \uc11c\ub85c \ub2e4\ub978 \ud574\uc2dc \uac12\uc744 \uc0dd\uc131\ud558\uac8c \ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \uc0ac\uc804 \uacf5\uaca9\uc774\ub098 \ubb34\ucc28\ubcc4 \ub300\uc785 \uacf5\uaca9\uc744 \ubc29\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
\uc774\uc81c C#\uc5d0\uc11c SHA-256 \ud574\uc2dc \ud568\uc218\ub97c \uc0ac\uc6a9\ud558\uc5ec \ube44\ubc00\ubc88\ud638\ub97c \uc548\uc804\ud558\uac8c \uc800\uc7a5\ud558\ub294 \ubc29\ubc95\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uba3c\uc800, `System.Security.Cryptography` \ub124\uc784\uc2a4\ud398\uc774\uc2a4\ub97c \uc0ac\uc6a9\ud558\uc5ec SHA-256 \ud574\uc2dc \uac1d\uccb4\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4. \uadf8\ub7f0 \ub2e4\uc74c, \ube44\ubc00\ubc88\ud638 \ubb38\uc790\uc5f4\uc744 \ubc14\uc774\ud2b8 \ubc30\uc5f4\ub85c \ubcc0\ud658\ud558\uace0, \ud574\uc2dc \ud568\uc218\ub97c \uc801\uc6a9\ud558\uc5ec \ud574\uc2dc \uac12\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc5d0\uc11c \uc18c\uae08\uc744 \ucd94\uac00\ud558\ub294 \uac83\ub3c4 \uc78a\uc9c0 \ub9d0\uc544\uc57c \ud569\ub2c8\ub2e4. \uc18c\uae08\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ub79c\ub364\ud558\uac8c \uc0dd\uc131\ub41c \ubc14\uc774\ud2b8 \ubc30\uc5f4\ub85c, \ube44\ubc00\ubc88\ud638\uc640 \ud568\uaed8 \uc800\uc7a5\ub429\ub2c8\ub2e4.<\/p>\n
\ud574\uc2dc \uac12\uc744 \uc0dd\uc131\ud55c \ud6c4\uc5d0\ub294 \uc774\ub97c \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \uc800\uc7a5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub54c, \ube44\ubc00\ubc88\ud638\uc640 \uc18c\uae08 \uac12\uc744 \ud568\uaed8 \uc800\uc7a5\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \uc0ac\uc6a9\uc790\uac00 \ub85c\uadf8\uc778\ud560 \ub54c\ub294 \uc785\ub825\ud55c \ube44\ubc00\ubc88\ud638\uc5d0 \uc18c\uae08\uc744 \ucd94\uac00\ud558\uc5ec \ud574\uc2dc \uac12\uc744 \uc0dd\uc131\ud558\uace0, \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \uc800\uc7a5\ub41c \ud574\uc2dc \uac12\uacfc \ube44\uad50\ud558\uc5ec \uc778\uc99d\uc744 \uc218\ud589\ud569\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc5d0\uc11c \ud574\uc2dc \ud568\uc218\uc758 \ud2b9\uc131 \ub355\ubd84\uc5d0 \uc6d0\ub798 \ube44\ubc00\ubc88\ud638\ub97c \uc54c \ud544\uc694 \uc5c6\uc774 \uc548\uc804\ud558\uac8c \uc778\uc99d\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
\uc774\ub7ec\ud55c \ubc29\uc2dd\uc73c\ub85c \ube44\ubc00\ubc88\ud638\ub97c \uc548\uc804\ud558\uac8c \uc800\uc7a5\ud558\uba74, \ub370\uc774\ud130 \uc720\ucd9c \uc2dc\uc5d0\ub3c4 \ud574\ucee4\uac00 \uc2e4\uc81c \ube44\ubc00\ubc88\ud638\ub97c \uc54c \uc218 \uc5c6\uac8c \ub429\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ud574\uc2dc \ud568\uc218\ub9cc\uc73c\ub85c\ub294 \uc644\ubcbd\ud55c \ubcf4\uc548\uc744 \uc81c\uacf5\ud560 \uc218 \uc5c6\uc73c\ubbc0\ub85c, \ucd94\uac00\uc801\uc778 \ubcf4\uc548 \uc870\uce58\ub97c \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ube44\ubc00\ubc88\ud638 \uc815\ucc45\uc744 \uac15\ud654\ud558\uc5ec \uc0ac\uc6a9\uc790\uac00 \uac15\ub825\ud55c \ube44\ubc00\ubc88\ud638\ub97c \uc124\uc815\ud558\ub3c4\ub85d \uc720\ub3c4\ud558\uac70\ub098, \uacc4\uc815 \uc7a0\uae08 \uae30\ub2a5\uc744 \ub3c4\uc785\ud558\uc5ec \ubb34\ucc28\ubcc4 \ub300\uc785 \uacf5\uaca9\uc744 \ubc29\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
\uacb0\ub860\uc801\uc73c\ub85c, C#\uc5d0\uc11c \ud574\uc2dc \ud568\uc218 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc0ac\uc6a9\ud558\uc5ec \ube44\ubc00\ubc88\ud638\ub97c \uc548\uc804\ud558\uac8c \uc800\uc7a5\ud558\ub294 \uac83\uc740 \ub370\uc774\ud130 \ubcf4\ud638\uc640 \ubcf4\uc548\uc758 \ud544\uc218\uc801\uc778 \uc694\uc18c\uc785\ub2c8\ub2e4. SHA-256\uacfc \uac19\uc740 \uac15\ub825\ud55c \ud574\uc2dc \uc54c\uace0\ub9ac\uc998\uc744 \ud65c\uc6a9\ud558\uace0, \uc18c\uae08\uc744 \ucd94\uac00\ud558\uc5ec \ud574\uc2dc \uac12\uc744 \uc0dd\uc131\ud568\uc73c\ub85c\uc368 \ube44\ubc00\ubc88\ud638\ub97c \uc548\uc804\ud558\uac8c \uad00\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ubc29\ubc95\uc744 \ud1b5\ud574 \uac1c\ubc1c\uc790\ub294 \uc0ac\uc6a9\uc790 \ub370\uc774\ud130\ub97c \ubcf4\ud638\ud558\uace0, \ubcf4\uc548 \uc704\ud611\uc73c\ub85c\ubd80\ud130 \uc548\uc804\ud55c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uad6c\ucd95\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"
“\uc548\uc804\ud55c \ub370\uc774\ud130 \ubcf4\ud638\ub97c \uc704\ud55c C# \uc554\ud638\ud654 \ub77c\uc774\ube0c\ub7ec\ub9ac \ud65c\uc6a9: \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \ubcf4\uc548 \uc194\ub8e8\uc158” C#\uc5d0\uc11c AES […]<\/p>\n","protected":false},"author":1,"featured_media":33704,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1957],"tags":[2453,2448,2079],"class_list":["post-49434","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-development","tag-advanced","tag-framework","tag-security"],"acf":[],"_links":{"self":[{"href":"https:\/\/m9js.shop\/blog\/wp-json\/wp\/v2\/posts\/49434","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/m9js.shop\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/m9js.shop\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/m9js.shop\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/m9js.shop\/blog\/wp-json\/wp\/v2\/comments?post=49434"}],"version-history":[{"count":0,"href":"https:\/\/m9js.shop\/blog\/wp-json\/wp\/v2\/posts\/49434\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/m9js.shop\/blog\/wp-json\/wp\/v2\/media\/33704"}],"wp:attachment":[{"href":"https:\/\/m9js.shop\/blog\/wp-json\/wp\/v2\/media?parent=49434"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/m9js.shop\/blog\/wp-json\/wp\/v2\/categories?post=49434"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/m9js.shop\/blog\/wp-json\/wp\/v2\/tags?post=49434"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}