diff --git a/crypto/test/src/crypto/test/OpenSSHKeyParsingTests.cs b/crypto/test/src/crypto/test/OpenSSHKeyParsingTests.cs
new file mode 100644
index 000000000..c347dcc4b
--- /dev/null
+++ b/crypto/test/src/crypto/test/OpenSSHKeyParsingTests.cs
@@ -0,0 +1,521 @@
+using NUnit.Framework;
+using System;
+using System.Collections.Generic;
+using System.IO;
+
+using Org.BouncyCastle.Security;
+using Org.BouncyCastle.Crypto.Engines;
+using Org.BouncyCastle.Crypto.Paddings;
+using Org.BouncyCastle.Crypto.Parameters;
+using Org.BouncyCastle.Utilities.Encoders;
+using Org.BouncyCastle.Utilities.Test;
+using Org.BouncyCastle.Utilities.SSH;
+using Org.BouncyCastle.Utilities.IO.Pem;
+using Org.BouncyCastle.Math;
+using Org.BouncyCastle.Crypto.Signers;
+using System.Linq;
+
+namespace Org.BouncyCastle.Crypto.Tests
+{
+ [TestFixture]
+ public class OpenSSHKeyParsingTests : SimpleTest
+ {
+ private static SecureRandom secureRandom = new SecureRandom();
+
+ String rsa1024Key =
+ "-----BEGIN OPENSSH PRIVATE KEY-----\n"
+ + "b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAlwAAAAdzc2gtcn\n"
+ + "NhAAAAAwEAAQAAAIEA37C9iHf9kS3ekS8xVE4p5/bmA7Yc37gXqN10W6c53FzVMiT9ZzVm\n"
+ + "GXqJCRTpLjlX4NgRGHK3nLwyrEhR5JmTrLAXfwb04y3AcdZWZwkZBiXR2rFToEnXNobrvG\n"
+ + "gmXEshBvCq6kUcGWf1FnW4av0kbVRkfiAjM1aMae1KIwlNMDcAAAIIVPY+b1T2Pm8AAAAH\n"
+ + "c3NoLXJzYQAAAIEA37C9iHf9kS3ekS8xVE4p5/bmA7Yc37gXqN10W6c53FzVMiT9ZzVmGX\n"
+ + "qJCRTpLjlX4NgRGHK3nLwyrEhR5JmTrLAXfwb04y3AcdZWZwkZBiXR2rFToEnXNobrvGgm\n"
+ + "XEshBvCq6kUcGWf1FnW4av0kbVRkfiAjM1aMae1KIwlNMDcAAAADAQABAAAAgCWqIc/HvH\n"
+ + "dkjNRPaPP0EVRQm1xGnsgAvGMfnscL+k8jhnZiChUFxcJGgqp3zeeNmkFuwDoonsgSXEns\n"
+ + "B3YBcf7SE//XNMGrGi2FAQTccoTm80NLY77wONST2DNPqxY5xTsTiOJx/DPnru84laq1ae\n"
+ + "t7WiNZCxsmuC0sPYDAG515AAAAQQDzeUo4QQbByJ9JVS0zcj26HKwGZSxxVb1Flq2Y+w0W\n"
+ + "E/4GuYvh3ujXlwEankjYUNGNI0/u0NCzuDPZzBx9LZdeAAAAQQD9TiakDmscY9Dd8bEBL+\n"
+ + "cAhCHrdxtx9ND/793cQNkpm10NL0Fz4jXQfn2/Z7nLFKmMzJlQXzUHH/itzWg9s0MlAAAA\n"
+ + "QQDiEe/BJMLRZ+94n98VCEr7E+eG2isQctxiAowH7o/wp5WAkFSD9W58dqUobuneXleG+F\n"
+ + "DAfXzFhYvNE+TdLXUrAAAADm1hcmtAYmFybmFjbGVzAQIDBA==\n"
+ + "-----END OPENSSH PRIVATE KEY-----\n";
+ String rsa2048Key =
+ "-----BEGIN OPENSSH PRIVATE KEY-----\n"
+ + "b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAABFwAAAAdzc2gtcn\n"
+ + "NhAAAAAwEAAQAAAQEArxWa1zW+Uf0lUrYoL1yqgTYUT1TfUkfojrhguPB1s/1AEMj8sueu\n"
+ + "YDtLozZW/GB+KwO+nzC48CmqsCbCEOqalmdRIQCCQIBs776c0KLnhqzHCmj0Q+6gM0KvUG\n"
+ + "z8elzJ8LZuTj5xGRDvFxli4yl2M119X7K2JMci18N95rszioxDECSWg2Arvd25kMKBK5MA\n"
+ + "qJjosvxr46soRmxiAHeGzinoLXgpLh9axwySpJ0WVGPl079ZtaYs/XpSoh9HXqCgwnsVy9\n"
+ + "JscWbmtaAktjMw2zTfOvmFs9PVJXtXQRzP4nvtT6myK/7v8tPeg8yLnAot9erklHcUOEyb\n"
+ + "1LsOrk68+QAAA8j/Xs/E/17PxAAAAAdzc2gtcnNhAAABAQCvFZrXNb5R/SVStigvXKqBNh\n"
+ + "RPVN9SR+iOuGC48HWz/UAQyPyy565gO0ujNlb8YH4rA76fMLjwKaqwJsIQ6pqWZ1EhAIJA\n"
+ + "gGzvvpzQoueGrMcKaPRD7qAzQq9QbPx6XMnwtm5OPnEZEO8XGWLjKXYzXX1fsrYkxyLXw3\n"
+ + "3muzOKjEMQJJaDYCu93bmQwoErkwComOiy/GvjqyhGbGIAd4bOKegteCkuH1rHDJKknRZU\n"
+ + "Y+XTv1m1piz9elKiH0deoKDCexXL0mxxZua1oCS2MzDbNN86+YWz09Ule1dBHM/ie+1Pqb\n"
+ + "Ir/u/y096DzIucCi316uSUdxQ4TJvUuw6uTrz5AAAAAwEAAQAAAQBPpNBO3Y+51CHKQjp9\n"
+ + "cPXO2T7b54u+7h8H7S9ycU/ZlHY0LHlnGKTl+ZMqp2liXLKH9qgb2hoGha2ze64D6/RuPo\n"
+ + "lVLdoSZVkopdjHv5L6XFYekierTz1olAkT2L/xGYxzB0meJiFkeaOJKm8lTpMKQpjpk23v\n"
+ + "xPZAmBkJgFatyueHaVWGYp0KzUDpdMcS97R6CWCGrYlAUP3F1meC9+Sb3d94qxeqLZsgEn\n"
+ + "PYJs1Q7fyL4jYBYm9/pA9O5RLKMQwqY7Qln7l2XTyhavZCIxTmAa6lEf32yB3+EoQR+YEz\n"
+ + "eCXXSClbMcnnx83jYyV5uNxN27VJAlgeN7J2ZyJTLlKRAAAAgAUnKuxYaYezMWyBShwR4N\n"
+ + "eVAW8vT3CBxsMR/v3u6XmLTzjq4r0gKCxofnnj972uK0LvyTZ21/00MSl0KaAjJySl2hLj\n"
+ + "BNQA3TcDXnLEc5KcsKZdDhuWkHGmaoajDp/okfQd6CxuKaBKG/OFdbYqVgOOVeACUUWxT4\n"
+ + "NN4e3CxTWQAAAAgQDV3vzDCQanGAXMKZSxfHUU63Tmh+2NcB1I6Sb0/CwpBgLH1y0CTB9r\n"
+ + "c8TLSs6HoHx1lfzOp6Yj7BQ9CWHS94Mi+RYBF+SpaMLoZKqCU4Q3UWiHiOyPnMaohAdvRE\n"
+ + "gJkaY2OAkFaaCI31rwBrs6b5U/ErtRTUZNJEI7OCi6wDBfBwAAAIEA0ZKyuUW5+VFcTyuR\n"
+ + "1G0ky5uihtJryFCjA2fzu7tgobm0gsIgSDClp9TdMh5CDyJo0R9fQnH8Lki0Ku+jgc4X+a\n"
+ + "/XMw47d1iL7Hdu9NAJsplezKD5Unso4xJRXhLnXUT5FT8lSgwE+9xUBuILKUmZQa20ejKM\n"
+ + "20U6szOxEEclA/8AAAAObWFya0BiYXJuYWNsZXMBAgMEBQ==\n"
+ + "-----END OPENSSH PRIVATE KEY-----\n";
+ String rsa3072Key =
+ "-----BEGIN OPENSSH PRIVATE KEY-----\n"
+ + "b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAABlwAAAAdzc2gtcn\n"
+ + "NhAAAAAwEAAQAAAYEA34VbMJbV2+ZJyRQANnFkTPNcSPkjBllNbnUrlGFQ9wxRyr6xiVRj\n"
+ + "LrjIL+dXaJRhFNktI9191AJI9Eiq9+aWnrjH0/SB38L1MRcktuvBwraPO8K0Pj8A2FkqI0\n"
+ + "uc/XrHLrkg7YbW/So1us1TppOYzuBtGzb8yg2/r+i3ghWT8+h7DWo55pTQGaTHnVyoPPqz\n"
+ + "IDV9yt63tGeL9M3T+Ts9VIkidjV1XXqitkEtksB7cykt4AV0lkN1BWDNbt71YuYhLjDvTK\n"
+ + "jzVq3MfYV91Ux9XaL2uF6pD+0kmn8oNEQ7VRAUFlno1/tsdp578vZDd/ycRfOy9GRLqJ5L\n"
+ + "4mXBsbqxKH9wscHptMgDtqe8B7CxEgU5EZyp8zySPSlwPBebfnr1vemgH4GBfDOA1gZeTK\n"
+ + "HxiWXXUZBMj+S/fJ1YFJ3c5L3ZcHoES3FiIEy2w7tAwfSubkKbP5Wx0hl5/gfM8bAwrPgj\n"
+ + "MMMXR1yKozDbpAzqo2eb+mTkN6FK3U47leFEe3gVAAAFiHAYBoRwGAaEAAAAB3NzaC1yc2\n"
+ + "EAAAGBAN+FWzCW1dvmSckUADZxZEzzXEj5IwZZTW51K5RhUPcMUcq+sYlUYy64yC/nV2iU\n"
+ + "YRTZLSPdfdQCSPRIqvfmlp64x9P0gd/C9TEXJLbrwcK2jzvCtD4/ANhZKiNLnP16xy65IO\n"
+ + "2G1v0qNbrNU6aTmM7gbRs2/MoNv6/ot4IVk/Poew1qOeaU0Bmkx51cqDz6syA1fcret7Rn\n"
+ + "i/TN0/k7PVSJInY1dV16orZBLZLAe3MpLeAFdJZDdQVgzW7e9WLmIS4w70yo81atzH2Ffd\n"
+ + "VMfV2i9rheqQ/tJJp/KDREO1UQFBZZ6Nf7bHaee/L2Q3f8nEXzsvRkS6ieS+JlwbG6sSh/\n"
+ + "cLHB6bTIA7anvAewsRIFORGcqfM8kj0pcDwXm3569b3poB+BgXwzgNYGXkyh8Yll11GQTI\n"
+ + "/kv3ydWBSd3OS92XB6BEtxYiBMtsO7QMH0rm5Cmz+VsdIZef4HzPGwMKz4IzDDF0dciqMw\n"
+ + "26QM6qNnm/pk5DehSt1OO5XhRHt4FQAAAAMBAAEAAAGATJ9obTWnxiQhcx66G++vFHnwTs\n"
+ + "uo6ApA8vaTo9/gY3ADsd7A+XTGM0QAy/sgCaejyAPS55KMCdtmqucmRKj1RR/O0KfmxZAN\n"
+ + "gXCPk20qFNeELlZGd3gdkAyw1zyaaoJmOWwZD5PDqzGHDaxJWrcKERD6FfQ5oAIqjeDW12\n"
+ + "8SMvClDio2AwdMdx33l8glnBHMyePMZXkHvH4qihbs7WkTUyFXgPI+c3cQxC1/s+jr6MRb\n"
+ + "B4qXNtOVD+zpP3KK6AY/AY+hFEjXXTHMwPIAy5Thxt2QncmlgW73zSyvgoXMIxBRy2vni5\n"
+ + "Y8LmcPQ+lkuZPJUXxf+7lb0m2qKav4Ey9FdaNVcBOw1Y1l3ZPGt3Uvd1+v8QikNzurNUuu\n"
+ + "EBjaVBIjXjgGujTZRuEkpdblHDnoMoSha8JRkBFmokJJT/pF42BwptUHZ07tHT7dqn6zvQ\n"
+ + "TRTq+HqAmOibx2mxp+aT5KtUuJA/krMNlhqlTKqvOFx/4t5kZ6ciYoVg/DZe717ONZAAAA\n"
+ + "wCK0Mvik0w29hYEE+hsyLBFQ2CkEpKzvyyIVmckJGJ8zAjjhhs/XUrZGRiKD1swK36YGyd\n"
+ + "+EnZ7gPATWo6CUJmIbkZvZ3hfVljXSvCHPwg8iGo1MiqHWY4MfIhOgVf/lKB7Mfuj9iF0i\n"
+ + "WZK3bZvaFY3+uVfTtWO/JfcmWevLeALBDJztaGmO1IPpleh9FMSDa5fK0w3MJfHSAz/YUc\n"
+ + "maU/1Hz/GdLzgaViewb7Me+Iys27d1YyPwbeXip/vaCPt7bAAAAMEA8+eoaMTJP6FLYC8a\n"
+ + "IVFfx5OLw4xJo6xRNR2QvcNlneh+uvGK0wEwBnkAL9PURmlQEhFcQdSmIHGKQBUGpQ1Huw\n"
+ + "ahWPlaSW9xau2vAvJH3oNoocak35fBfLjEI2UNpRHqhLST7aAe4sEw8xP+5khr/NptEk5C\n"
+ + "X4mRq/4p8REm21tFZt8+VX2DtEKMlYqgAfacgcgV4i2aeo8CJJocH1magby5ZaHJIectAX\n"
+ + "XHszQAm/CaRNWk7rYyjWLxZgASJ4a/AAAAwQDqmu0ZPlkyULFOk/iScA7vYbfnGWT4qC/m\n"
+ + "I54sFDulMN847grXfbyri7kf57KBFXbCh7tQb1Xn947MEKu+ibchkntlKxgCJQzH6dxktq\n"
+ + "yy49d+WLqfjYq1AyDIpgmcdu3pVc8Rxi4GpsHZG1DBf4H9Kc5hw9YnqYXhHHwINNWa07ry\n"
+ + "xcxQuK2sGkRT7Q2NdfEQ9LG4GNIusJeISJgY9NdDBaXrSODSkJI2KCOxDlNY5NsNXXc0Ty\n"
+ + "7fLQW04MPjqisAAAAObWFya0BiYXJuYWNsZXMBAgMEBQ==\n"
+ + "-----END OPENSSH PRIVATE KEY-----\n";
+ String rsa4096Key =
+ "-----BEGIN OPENSSH PRIVATE KEY-----\n"
+ + "b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAACFwAAAAdzc2gtcn\n"
+ + "NhAAAAAwEAAQAAAgEA2UjzaFgy2oYc6eyCk2tHEhMw/D807dSgVmOJz6ZXfbxIgh5aptbj\n"
+ + "ZG7s2nCR+eURRjVv8avxtB7+sYPirqdch30yaysDAbWtOKTw4efCoxv7ENlcK+hki1Hy+I\n"
+ + "b0epKQ5qit1k83i5XQbKK98GpKkdunMu2XsOrdZfeM/ALzPKN0ZB+vCbyBQdOy+cauRIdl\n"
+ + "5ON26RxeTXGFF1UvCZ1d+vZjdce27fxLnM0Df6SdLY5H9m3Y9lm6R4DFHEttvvSnpVj4Ra\n"
+ + "3lahm7BMBIY5RARuBP4PFewKWcc+ubpq4o01r3D7RX/HswRn2QC86ZiAh6LltRjmSnp0yU\n"
+ + "iM7SBP7Pdsccb/Vx571YWTileWz1Wc6eEEaBSDaV4aTCSsgEbFpxsqDQ95pee59oJmdLkT\n"
+ + "NK1sT2ydhfMORCOcl1b4mJhll5zEoICZ8yJt4VNc5zCnu5d77taQKEh7XTaym8Hkp4ROqb\n"
+ + "Tk/en9HIqvfiTNnVmRGg/S0xkmsIChD7U4ax8CPUHL9EdpwA548PzEyM3ZCH4Zn8V3BTkA\n"
+ + "1qzDATdB788yGGOfMUmPrj2MMKd+RRuIN8FbHxP8jFVMKZSwwSU0qURItjnb5Xb/qiQr2h\n"
+ + "Zt6qv3HHFjEhKzKa7H+hDh/CeCQjgH1BnltkzrGgxwQgMDboIq8R2CPkcf1xuNs4PFbxfn\n"
+ + "cAAAdIBSO/QAUjv0AAAAAHc3NoLXJzYQAAAgEA2UjzaFgy2oYc6eyCk2tHEhMw/D807dSg\n"
+ + "VmOJz6ZXfbxIgh5aptbjZG7s2nCR+eURRjVv8avxtB7+sYPirqdch30yaysDAbWtOKTw4e\n"
+ + "fCoxv7ENlcK+hki1Hy+Ib0epKQ5qit1k83i5XQbKK98GpKkdunMu2XsOrdZfeM/ALzPKN0\n"
+ + "ZB+vCbyBQdOy+cauRIdl5ON26RxeTXGFF1UvCZ1d+vZjdce27fxLnM0Df6SdLY5H9m3Y9l\n"
+ + "m6R4DFHEttvvSnpVj4Ra3lahm7BMBIY5RARuBP4PFewKWcc+ubpq4o01r3D7RX/HswRn2Q\n"
+ + "C86ZiAh6LltRjmSnp0yUiM7SBP7Pdsccb/Vx571YWTileWz1Wc6eEEaBSDaV4aTCSsgEbF\n"
+ + "pxsqDQ95pee59oJmdLkTNK1sT2ydhfMORCOcl1b4mJhll5zEoICZ8yJt4VNc5zCnu5d77t\n"
+ + "aQKEh7XTaym8Hkp4ROqbTk/en9HIqvfiTNnVmRGg/S0xkmsIChD7U4ax8CPUHL9EdpwA54\n"
+ + "8PzEyM3ZCH4Zn8V3BTkA1qzDATdB788yGGOfMUmPrj2MMKd+RRuIN8FbHxP8jFVMKZSwwS\n"
+ + "U0qURItjnb5Xb/qiQr2hZt6qv3HHFjEhKzKa7H+hDh/CeCQjgH1BnltkzrGgxwQgMDboIq\n"
+ + "8R2CPkcf1xuNs4PFbxfncAAAADAQABAAACAF/G4EQmXIQmiagzMHt61iEJhJYr5lDPYL2z\n"
+ + "spNtZzNtQyjX6G2SWzlyC8VdyXq1lh+0fluwxyH2Z54n3EvQSeEPNqI2m2StiGVnjyaE2i\n"
+ + "67rreGmDJiha9DuC4Ejs9Yu7Zws++7i2hj6TN5qO/IaoZQpCq2wB6j6GOB8wtC4aThB/T6\n"
+ + "YlWQWgmCH2oqQbbDWA7ElS2763WHjHr0eX9rdnmhEcZg+il9BHdhhyFElmP2S5I8aV5tvs\n"
+ + "a15CzMsttxTFR+GzHbrTxPizhU6ZO7TXnwdkVZH8MbPRN7z2hxbF19w1mQzRfl1Sm9Pzl1\n"
+ + "IAfudKzqY9C4XY5JG1ASmlDJYPjSZrQOvC+jzvQYYy8iY3LQUlEJHvNG+jmsgaGlW+oye9\n"
+ + "g3nIPo4w5HPE7gmp3vhB3GpaMpH6EmmpoBfWabzNq0SYqEM+l8HIadUKFoE5pVayfj9MGF\n"
+ + "DO36g9ezSPy4hh4QuctTsg2ylBNs/brErjkDspguabqbCCeoVvDYlMrJxqPUiiC2vRAb47\n"
+ + "8qIKFQz56Q2Egm1g4VzCwNz1gkO/IIp7ZCidi3Fbjx5tgMhk5VzqrqTzTIp3oKtV8unpZ0\n"
+ + "UEKyNBjnm4Frwl+hlUjTummpWWwtLObbsvE0CDg09hCU/47sgwtU/KpNdwZJ6gGcScS5dE\n"
+ + "f0uEmDtfxBPI9hsScBAAABAQCJOIDnOOwaNe7mRdF4cDuX1jq9tYSMA365mWc7FhA4ORYF\n"
+ + "2AY744mPsTF936G2zpIveXPxPqQ83SQjQufkGPrMBU9n+O/DtLTZbXafK3VFGQ1VApkGNE\n"
+ + "6RJA61OR8L3GYAujdzAJ1Lxg7SzOqXkL1pUSGSi2brBceqjkEuuOfUk+AT/7NAMo0E07me\n"
+ + "Bte1v31ijrCPJMgpFMLLXimKQDBrdeox8cd0uVEqFIzdp0kn/2H4n3X/XMvGMsVBLVbmh4\n"
+ + "LtZZdkW3/f7WK9GSTAkpBKixtgTm4oEonKTT6yM4zvsY1gzq+jzF4mkRhed6nhXq0B7lII\n"
+ + "TWnzwaSBT0HAgM+9AAABAQDwI8C7UJObpJpHbcbGZ14RQXajkNG3NE9a8OKdvImxb1jXWR\n"
+ + "OQEmjRx08J6GjtXy9MS87PHvAjD6NmWU8DPegoFYGI1Npl9jLB1d1x9vvjF9DQA4YvQurB\n"
+ + "WIAOavMHF4tc+tNzTPYC0l/IY3SVwgd/bbLHlAdozclHmYMD2WQT3lOhPMAgQLpnZk0ETR\n"
+ + "3EGVCDRX2qCxCGvmaLtuwyW9VxESfYTgCxAeIHf1ru5ezvH5ZBieKi8WBbJOFUrTQHjW+j\n"
+ + "2cFwNq2s/FdIzl1ZBsO3cUoCtgVau2Tr1TkccunXFrbvtKYqFGCywxcB5hcymKXIF13SpP\n"
+ + "Z7iaI1jp42w4BxAAABAQDnosYmEJyoIWulpoKbC/zXMVeslMHgdTQUsFDHZ5RD3C+A1Jbu\n"
+ + "Fx9m8zzFcnvElz4rJmRTT53s+iZokvIB1XM4g7V4jAknLHlyUe5L/iCGAinP9mLGFWtDTH\n"
+ + "Z+NXL+uhB66XcgXgovFEy8WkPu7GJoxBf7ZgYKEodAWv+Etcdp6Zzr/yivzpQDrzZr6SgS\n"
+ + "U1lKaBP8mrEwX/TU0rrvyIx04/WVxtmA1vmSWweEyMiQxbLmWngWwrQVXTa1N5AZorzHSs\n"
+ + "7NalafAFnf+Sg12wVD6f0ujP/ozQ24Arzc5rmE/AV+XJ7vqnjS1CeHSxTHPYrpKtC6mFQy\n"
+ + "S+iAb4yzfmFnAAAADm1hcmtAYmFybmFjbGVzAQIDBA==\n"
+ + "-----END OPENSSH PRIVATE KEY-----\n";
+ String ecdsa256Key =
+ "-----BEGIN OPENSSH PRIVATE KEY-----\n"
+ + "b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAaAAAABNlY2RzYS\n"
+ + "1zaGEyLW5pc3RwMjU2AAAACG5pc3RwMjU2AAAAQQS9VjynnoLGUcT2hXXPkFwGfbleI4Ln\n"
+ + "1kkgt2UgibKXw9NtesSqpKdEBDW5Kh2nmqLCIk+fdbsTGkxlfaYBtUrkAAAAqBQCER8UAh\n"
+ + "EfAAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBL1WPKeegsZRxPaF\n"
+ + "dc+QXAZ9uV4jgufWSSC3ZSCJspfD0216xKqkp0QENbkqHaeaosIiT591uxMaTGV9pgG1Su\n"
+ + "QAAAAgbAJJUVcjwwU/olgrxgINJ1DViX6GcCBhgeH8wAXiNKoAAAAObWFya0BiYXJuYWNs\n"
+ + "ZXMBAg==\n"
+ + "-----END OPENSSH PRIVATE KEY-----\n";
+ String ecdsa384Key =
+ "-----BEGIN OPENSSH PRIVATE KEY-----\n"
+ + "b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAiAAAABNlY2RzYS\n"
+ + "1zaGEyLW5pc3RwMzg0AAAACG5pc3RwMzg0AAAAYQS0yKimt2kBeyNKUqNivPfSPBVyU4jH\n"
+ + "9+6hNsRIJG4NKRgKdIOIiOOLm6pGLUmwN4yDS+0ssdPxwRthQzL879HRtwbqAAb1ShK0CT\n"
+ + "rljAhk9+SUgrOqWnKL2Ngo1uU5KZgAAADYJC2IQSQtiEEAAAATZWNkc2Etc2hhMi1uaXN0\n"
+ + "cDM4NAAAAAhuaXN0cDM4NAAAAGEEtMioprdpAXsjSlKjYrz30jwVclOIx/fuoTbESCRuDS\n"
+ + "kYCnSDiIjji5uqRi1JsDeMg0vtLLHT8cEbYUMy/O/R0bcG6gAG9UoStAk65YwIZPfklIKz\n"
+ + "qlpyi9jYKNblOSmYAAAAMQChvecXe7PGUVG0Pz2IgM9f80YLXdarf98sRptbGSIPwu8KlW\n"
+ + "OlGv0Any5ue51/I5wAAAAObWFya0BiYXJuYWNsZXMB\n"
+ + "-----END OPENSSH PRIVATE KEY-----\n";
+ String ecdsa521Key =
+ "-----BEGIN OPENSSH PRIVATE KEY-----\n"
+ + "b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAArAAAABNlY2RzYS\n"
+ + "1zaGEyLW5pc3RwNTIxAAAACG5pc3RwNTIxAAAAhQQA90An5exsl3UEU0d8fhqV8rgmoyzJ\n"
+ + "21sZYrjFV+bs583tbSIMYAapk8jSKtk+r1z48KQdsR9czydmy2yYbdXruXMBPdQrf+11BB\n"
+ + "dCs1E9iFet1UB8OruVeduD5dm0In7yJK1Qo18xe0NpOjOHeZ1ixAxdOt9zuolAlBTwZYth\n"
+ + "FMESME8AAAEQApLNRAKSzUQAAAATZWNkc2Etc2hhMi1uaXN0cDUyMQAAAAhuaXN0cDUyMQ\n"
+ + "AAAIUEAPdAJ+XsbJd1BFNHfH4alfK4JqMsydtbGWK4xVfm7OfN7W0iDGAGqZPI0irZPq9c\n"
+ + "+PCkHbEfXM8nZstsmG3V67lzAT3UK3/tdQQXQrNRPYhXrdVAfDq7lXnbg+XZtCJ+8iStUK\n"
+ + "NfMXtDaTozh3mdYsQMXTrfc7qJQJQU8GWLYRTBEjBPAAAAQgFHl5a1JDqcCeaAx84z3u/v\n"
+ + "z7dyVl4uohlQPaiZ+hhtbbUg6oLMnVGGjjmviR0C0aDzx0xDEsK8TseFd16mBWpOnAAAAA\n"
+ + "5tYXJrQGJhcm5hY2xlcwECAwQ=\n"
+ + "-----END OPENSSH PRIVATE KEY-----\n";
+
+ public static void main(
+ String[] args)
+ {
+ RunTest(new OpenSSHKeyParsingTests());
+ }
+
+
+ public void TestDSA()
+ {
+ var pubSpec = OpenSSHPublicKeyUtil.ParsePublicKey(Base64.Decode("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"));
+
+ var privSpec = OpenSSHPrivateKeyUtil.ParsePrivateKeyBlob(new PemReader(new StringReader("-----BEGIN DSA PRIVATE KEY-----\n" +
+ "MIIBuwIBAAKBgQCQQefkuJGWWGS7MGkP85txjO2Fph7LpsKP18bvs+goNpeT1KIg\n" +
+ "QWeBE/RIYULi9o2v86wjAotGcIkkbkqd+msj6xy2zSW91XTriYPMRMUWuhd2H1WX\n" +
+ "3Ez1BCoehVO9nyN9R60JouK6ch51sS/4g1+PemRth3aulJDyEkKUMI+E7QIVAI/1\n" +
+ "NdxVqFH/aul8SG91dHQ9+FtHAoGAXV8wFaqDrW/c6IOpTRdXBktUtOlvVv3Jb7sK\n" +
+ "tsRdbN25KCP8VGxUnNCAD7BpdpHAetTwGanKKedJYKb2M7fHKv7W6s98qatXQkNM\n" +
+ "XZiR4/e+ULERWsfsOsUNJIKQYcHEthDosym/gvrUc53RqXA0qEjLlV6fYuMJ+aSU\n" +
+ "k2cQGBUCgYEAhQZc687zYxrEDR/1q6m4hw5GFxuVvLsC+bSHtMF0c11Qy4IPg7mB\n" +
+ "eP7K5Kq4WyJPtmZhuc5Bb12bJQR6qgd1uLn692fe1UK2kM6eWXBzhlzZ54BslfSK\n" +
+ "HGNN4qH+ln3Zaf/4rpKE7fvoinkrgkOZmj0PMx9D6wlpHKkXMUxeXtcCFELnLOJ8\n" +
+ "D0akSCUFY/iDLo/KnOIH\n" +
+ "-----END DSA PRIVATE KEY-----\n")).ReadPemObject().Content);
+
+ var signer = new DsaSigner();
+ signer.Init(true, privSpec);
+
+ byte[] originalMessage = new byte[10];
+ secureRandom.NextBytes(originalMessage);
+
+ BigInteger[] rs = signer.GenerateSignature(originalMessage);
+
+ signer.Init(false, pubSpec);
+
+ IsTrue("DSA test", signer.VerifySignature(originalMessage, rs[0], rs[1]));
+ }
+
+
+ public void TestECDSA_curvesFromSSHKeyGen()
+ {
+ var pairs = new Tuple<string,string> []{
+ Tuple.Create(
+ "AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBBbxKE+/DXstQZmwH7Wso8SUt8LvYoMQpxN/7INC0lMn7mNCbxJcSOCfucBuWOrdoFyFZUkGli2mzKj3hJlcPiI=",
+ "-----BEGIN OPENSSH PRIVATE KEY-----\n" +
+ "b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAaAAAABNlY2RzYS\n" +
+ "1zaGEyLW5pc3RwMjU2AAAACG5pc3RwMjU2AAAAQQQW8ShPvw17LUGZsB+1rKPElLfC72KD\n" +
+ "EKcTf+yDQtJTJ+5jQm8SXEjgn7nAbljq3aBchWVJBpYtpsyo94SZXD4iAAAAuKFclDShXJ\n" +
+ "Q0AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBBbxKE+/DXstQZmw\n" +
+ "H7Wso8SUt8LvYoMQpxN/7INC0lMn7mNCbxJcSOCfucBuWOrdoFyFZUkGli2mzKj3hJlcPi\n" +
+ "IAAAAhAP4L/ciGBDF4HoQSvMaKM8svW4Ss0uYi7HkZ1sn/zCe0AAAAHW1lZ2Fud29vZHNA\n" +
+ "dHljaGUtMzI2NS5nYXRld2F5AQI=\n" +
+ "-----END OPENSSH PRIVATE KEY-----\n"
+ ),
+ Tuple.Create(
+ "AAAAE2VjZHNhLXNoYTItbmlzdHAzODQAAAAIbmlzdHAzODQAAABhBOT0Cc/zauJsOWo/0P0sMNeyFI5Enz3+lKJtjWXQD7DpFgZmG5Ise8IXR5/ot7fo0kWlYQrye/uSmNmWBuDvOpBCHOnyR6Kaej36qoOO/gwbH+mezSYXSxCTA9Qb8VzxLA==",
+ "-----BEGIN OPENSSH PRIVATE KEY-----\n" +
+ "b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAiAAAABNlY2RzYS\n" +
+ "1zaGEyLW5pc3RwMzg0AAAACG5pc3RwMzg0AAAAYQTk9AnP82ribDlqP9D9LDDXshSORJ89\n" +
+ "/pSibY1l0A+w6RYGZhuSLHvCF0ef6Le36NJFpWEK8nv7kpjZlgbg7zqQQhzp8keimno9+q\n" +
+ "qDjv4MGx/pns0mF0sQkwPUG/Fc8SwAAADorZ3naK2d52gAAAATZWNkc2Etc2hhMi1uaXN0\n" +
+ "cDM4NAAAAAhuaXN0cDM4NAAAAGEE5PQJz/Nq4mw5aj/Q/Sww17IUjkSfPf6Uom2NZdAPsO\n" +
+ "kWBmYbkix7whdHn+i3t+jSRaVhCvJ7+5KY2ZYG4O86kEIc6fJHopp6Pfqqg47+DBsf6Z7N\n" +
+ "JhdLEJMD1BvxXPEsAAAAMQDLno+rINnY7/Ht1WmSGZYJ3EMPtysbxuBnQFEL4USa3kyAb1\n" +
+ "QMR6+jtqraKtE7kLwAAAAdbWVnYW53b29kc0B0eWNoZS0zMjY1LmdhdGV3YXkBAg==\n" +
+ "-----END OPENSSH PRIVATE KEY-----\n"
+ ),
+ Tuple.Create(
+ "AAAAE2VjZHNhLXNoYTItbmlzdHA1MjEAAAAIbmlzdHA1MjEAAACFBADXE/q1WSR002vRI+tiPLpdRjzeymSk+RjD7ZIC9CndqLmI0rhTMh5xReAzved12BH9lQJIGIw4YoIQDudsMbRUsQEjFvbFzSXLJBYWdZf8Voa/97/R9w/i8bKUMUPP0disypZlGdQn5+XvzHG6bhX2Qr9aJacGFZoVHugF/M8QyC+GyA==",
+ "-----BEGIN OPENSSH PRIVATE KEY-----\n" +
+ "b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAArAAAABNlY2RzYS\n" +
+ "1zaGEyLW5pc3RwNTIxAAAACG5pc3RwNTIxAAAAhQQA1xP6tVkkdNNr0SPrYjy6XUY83spk\n" +
+ "pPkYw+2SAvQp3ai5iNK4UzIecUXgM73nddgR/ZUCSBiMOGKCEA7nbDG0VLEBIxb2xc0lyy\n" +
+ "QWFnWX/FaGv/e/0fcP4vGylDFDz9HYrMqWZRnUJ+fl78xxum4V9kK/WiWnBhWaFR7oBfzP\n" +
+ "EMgvhsgAAAEgs+rbdbPq23UAAAATZWNkc2Etc2hhMi1uaXN0cDUyMQAAAAhuaXN0cDUyMQ\n" +
+ "AAAIUEANcT+rVZJHTTa9Ej62I8ul1GPN7KZKT5GMPtkgL0Kd2ouYjSuFMyHnFF4DO953XY\n" +
+ "Ef2VAkgYjDhighAO52wxtFSxASMW9sXNJcskFhZ1l/xWhr/3v9H3D+LxspQxQ8/R2KzKlm\n" +
+ "UZ1Cfn5e/McbpuFfZCv1olpwYVmhUe6AX8zxDIL4bIAAAAQgCM8ojULpNk3UhBZhPfK+Tw\n" +
+ "QjT9MHU0OTi4twvKPAE0vOLQ/C1g9AMlspyKxS2NKx2gxxXISowFGNL6Jkx9198ElQAAAB\n" +
+ "1tZWdhbndvb2RzQHR5Y2hlLTMyNjUuZ2F0ZXdheQECAwQF\n" +
+ "-----END OPENSSH PRIVATE KEY-----\n"
+ )
+ };
+
+ String[] ecPriv = new String[] { ecdsa256Key, ecdsa384Key, ecdsa521Key };
+ for (int i = 0; i != ecPriv.Length; i++)
+ {
+ ECPrivateKeyParameters privKey = (ECPrivateKeyParameters)OpenSSHPrivateKeyUtil.ParsePrivateKeyBlob(
+ new PemReader(
+ new StringReader(ecPriv[i])).ReadPemObject().Content);
+ var q = privKey.Parameters.G.Multiply(privKey.D);
+
+ DoECSigTest(new ECPublicKeyParameters(q, privKey.Parameters), privKey);
+ }
+
+
+ for (int i = 0; i != pairs.Length; i++)
+ {
+ var pair = pairs[i];
+
+ var pubSpec = OpenSSHPublicKeyUtil.ParsePublicKey(
+ Base64.Decode(pair.Item1));
+
+ var privSpec = OpenSSHPrivateKeyUtil.ParsePrivateKeyBlob(
+ new PemReader(
+ new StringReader(pair.Item2)).ReadPemObject().Content);
+
+ DoECSigTest(pubSpec, privSpec);
+
+ byte[] originalMessage;
+ BigInteger[] rs;
+
+ //
+ // Test encode
+ //
+ var recoveredPubKey = OpenSSHPublicKeyUtil.ParsePublicKey(OpenSSHPublicKeyUtil.EncodePublicKey((AsymmetricKeyParameter)pubSpec));
+ var recoveredPrivateKey = OpenSSHPrivateKeyUtil.ParsePrivateKeyBlob(OpenSSHPrivateKeyUtil.EncodePrivateKey((AsymmetricKeyParameter)privSpec));
+
+ var signer = new ECDsaSigner();
+ signer.Init(true, privSpec);
+
+ originalMessage = new byte[10];
+ secureRandom.NextBytes(originalMessage);
+
+ rs = signer.GenerateSignature(originalMessage);
+
+ signer.Init(false, pubSpec);
+ IsTrue("ECDSA test post encoded / Decode", signer.VerifySignature(originalMessage, rs[0], rs[1]));
+ }
+
+ }
+
+ private void DoECSigTest(AsymmetricKeyParameter pubSpec, AsymmetricKeyParameter privSpec)
+ {
+ var signer = new ECDsaSigner();
+ signer.Init(true, privSpec);
+
+ byte[] originalMessage = new byte[10];
+ secureRandom.NextBytes(originalMessage);
+
+ BigInteger[] rs = signer.GenerateSignature(originalMessage);
+
+ signer.Init(false, pubSpec);
+
+ IsTrue("ECDSA test", signer.VerifySignature(originalMessage, rs[0], rs[1]));
+ }
+
+
+ public void TestECDSA()
+
+ {
+ var pubSpec = OpenSSHPublicKeyUtil.ParsePublicKey(Base64.Decode("AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBHq5qxGqnh93Gpbj2w1Avx1UwBl6z5bZC3Viog1yNHDZYcV6Da4YQ3i0/hN7xY7sUy9dNF6g16tJSYXQQ4tvO3g="));
+
+ var privSpec = OpenSSHPrivateKeyUtil.ParsePrivateKeyBlob(new PemReader(new StringReader("-----BEGIN EC PRIVATE KEY-----\n" +
+ "MHcCAQEEIHeg/+m02j6nr4bO8ubfbzhs0fqOjiuIoWbvGnVg+FmpoAoGCCqGSM49\n" +
+ "AwEHoUQDQgAEermrEaqeH3caluPbDUC/HVTAGXrPltkLdWKiDXI0cNlhxXoNrhhD\n" +
+ "eLT+E3vFjuxTL100XqDXq0lJhdBDi287eA==\n" +
+ "-----END EC PRIVATE KEY-----\n")).ReadPemObject().Content);
+
+ DoECSigTest(pubSpec, privSpec);
+
+ }
+
+
+ public void TestED25519()
+
+ {
+ var pubSpec = OpenSSHPublicKeyUtil.ParsePublicKey(Base64.Decode("AAAAC3NzaC1lZDI1NTE5AAAAIM4CaV7WQcy0lht0hclgXf4Olyvzvv2fnUvQ3J8IYsWF"));
+ var privSpec = OpenSSHPrivateKeyUtil.ParsePrivateKeyBlob(new PemReader(new StringReader("-----BEGIN OPENSSH PRIVATE KEY-----\n" +
+ "b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW\n" +
+ "QyNTUxOQAAACDOAmle1kHMtJYbdIXJYF3+Dpcr8779n51L0NyfCGLFhQAAAKBTr4PvU6+D\n" +
+ "7wAAAAtzc2gtZWQyNTUxOQAAACDOAmle1kHMtJYbdIXJYF3+Dpcr8779n51L0NyfCGLFhQ\n" +
+ "AAAED4BTHeR3YD7CFQqusztfL5K+YSD4mRGLBwb7jHiXxIJM4CaV7WQcy0lht0hclgXf4O\n" +
+ "lyvzvv2fnUvQ3J8IYsWFAAAAG21lZ2Fud29vZHNAdHljaGUtMzI2NS5sb2NhbAEC\n" +
+ "-----END OPENSSH PRIVATE KEY-----\n")).ReadPemObject().Content);
+
+ Ed25519Signer signer = new Ed25519Signer();
+ signer.Init(true, privSpec);
+
+ byte[] originalMessage = new byte[10];
+ secureRandom.NextBytes(originalMessage);
+ signer.BlockUpdate(originalMessage, 0, originalMessage.Length);
+
+ byte[] sig = signer.GenerateSignature();
+
+ signer.Init(false, pubSpec);
+
+ signer.BlockUpdate(originalMessage, 0, originalMessage.Length);
+
+ IsTrue("ED25519Signer test", signer.VerifySignature(sig));
+
+ }
+
+ public void TestFailures()
+ {
+ byte[]
+ blob = new PemReader(new StringReader("-----BEGIN OPENSSH PRIVATE KEY-----\n" +
+ "b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW\n" +
+ "QyNTUxOQAAACDOAmle1kHMtJYbdIXJYF3+Dpcr8779n51L0NyfCGLFhQAAAKBTr4PvU6+D\n" +
+ "7wAAAAtzc2gtZWQyNTUxOQAAACDOAmle1kHMtJYbdIXJYF3+Dpcr8779n51L0NyfCGLFhQ\n" +
+ "AAAED4BTHeR3YD7CFQqusztfL5K+YSD4mRGLBwb7jHiXxIJM4CaV7WQcy0lht0hclgXf4O\n" +
+ "lyvzvv2fnUvQ3J8IYsWFAAAAG21lZ2Fud29vZHNAdHljaGUtMzI2NS5sb2NhbAEC\n" +
+ "-----END OPENSSH PRIVATE KEY-----\n")).ReadPemObject().Content;
+
+ //
+ // Altering the check value.
+ //
+ blob[98] ^= 1;
+
+ try
+ {
+ var privSpec = OpenSSHPrivateKeyUtil.ParsePrivateKeyBlob(blob);
+ Fail("Change should trigger failure.");
+ }
+ catch (InvalidOperationException iles)
+ {
+ IsEquals("Check value mismatch ", iles.Message, "private key check values are not the same");
+ }
+
+ //
+ // Altering the cipher name.
+ //
+
+
+ blob = new PemReader(new StringReader("-----BEGIN OPENSSH PRIVATE KEY-----\n" +
+ "b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW\n" +
+ "QyNTUxOQAAACDOAmle1kHMtJYbdIXJYF3+Dpcr8779n51L0NyfCGLFhQAAAKBTr4PvU6+D\n" +
+ "7wAAAAtzc2gtZWQyNTUxOQAAACDOAmle1kHMtJYbdIXJYF3+Dpcr8779n51L0NyfCGLFhQ\n" +
+ "AAAED4BTHeR3YD7CFQqusztfL5K+YSD4mRGLBwb7jHiXxIJM4CaV7WQcy0lht0hclgXf4O\n" +
+ "lyvzvv2fnUvQ3J8IYsWFAAAAG21lZ2Fud29vZHNAdHljaGUtMzI2NS5sb2NhbAEC\n" +
+ "-----END OPENSSH PRIVATE KEY-----\n")).ReadPemObject().Content;
+ blob[19] = (byte)'C';
+
+ try
+ {
+ var privSpec = OpenSSHPrivateKeyUtil.ParsePrivateKeyBlob(blob);
+ Fail("Change should trigger failure.");
+ }
+ catch (InvalidOperationException iles)
+ {
+ IsEquals("enc keys not supported ", iles.Message, "encrypted keys not supported");
+ }
+ }
+
+ public override string Name
+ {
+ get { return "OpenSSHTest"; }
+ }
+
+ public override void PerformTest()
+ {
+ TestECDSA_curvesFromSSHKeyGen();
+ TestDSA();
+ TestECDSA();
+ TestRSA();
+ TestED25519();
+ TestFailures();
+ }
+
+ public void TestRSA()
+ {
+ var pubSpec = OpenSSHPublicKeyUtil.ParsePublicKey(Base64.Decode("AAAAB3NzaC1yc2EAAAADAQABAAAAgQDvh2BophdIp8ojwGZQR0FQ/awowXnV24nAPm+/na8MOUrdySNhOnlek4LAZl82/+Eu2t21XD6hQUiHKAj6XaNFBthTuss7Cz/tA348DLEMHD9wUtT0FXVmsxqN4BfusunbcULxxVWG2z8FvqeaGgc/Unkp9y7/kyf54pPUCBcClw=="));
+
+ var privSpec = OpenSSHPrivateKeyUtil.ParsePrivateKeyBlob(new PemReader(new StringReader("-----BEGIN RSA PRIVATE KEY-----\n" +
+ "MIICXgIBAAKBgQDvh2BophdIp8ojwGZQR0FQ/awowXnV24nAPm+/na8MOUrdySNh\n" +
+ "Onlek4LAZl82/+Eu2t21XD6hQUiHKAj6XaNFBthTuss7Cz/tA348DLEMHD9wUtT0\n" +
+ "FXVmsxqN4BfusunbcULxxVWG2z8FvqeaGgc/Unkp9y7/kyf54pPUCBcClwIDAQAB\n" +
+ "AoGBAOMXYEoXHgAeREE9CkOWKtDUkEJbnF0rNSB0kZIDt5BJSTeYmNh3jdYi2FX9\n" +
+ "OMx2MFIx4v0tJZvQvyiUxl5IJJ9ZJsYUWF+6VbcTVwYYfdVzZzP2TNyGmF9/ADZW\n" +
+ "wBehqP04uRlYjt94kqb4HoOKF3gJ3LC4uW9xcEltTBeHWCfhAkEA/2biF5St9/Ya\n" +
+ "540E4zu/FKPsxLSaT8LWCo9+X7IqIzlBQCB4GjM+nZeTm7eZOkfAFZoxwfiNde/9\n" +
+ "qleXXf6B2QJBAPAW+jDBC3QF4/g8n9cDxm/A3ICmcOFSychLSrydk9ZyRPbTRyQC\n" +
+ "YlC2mf/pCrO/yO7h189BXyQ3PXOEhnujce8CQQD7gDy0K90EiH0F94AQpA0OLj5B\n" +
+ "lfc/BAXycEtpwPBtrzvqAg9C/aNzXIgmly10jqNAoo7NDA2BTcrlq0uLa8xBAkBl\n" +
+ "7Hs+I1XnZXDIO4Rn1VRysN9rRj15ipnbDAuoUwUl7tDUMBFteg2e0kZCW/6NHIgC\n" +
+ "0aG6fLgVOdY+qi4lYtfFAkEAqqiBgEgSrDmnJLTm6j/Pv1mBA6b9bJbjOqomrDtr\n" +
+ "AWTXe+/kSCv/jYYdpNA/tDgAwEmtkWWEie6+SwJB5cXXqg==\n" +
+ "-----END RSA PRIVATE KEY-----\n")).ReadPemObject().Content);
+
+ DoRSATest(pubSpec, privSpec);
+
+ privSpec = OpenSSHPrivateKeyUtil.ParsePrivateKeyBlob(new PemReader(new StringReader(rsa1024Key)).ReadPemObject().Content);
+ pubSpec = new RsaKeyParameters(false, ((RsaKeyParameters)privSpec).Modulus, ((RsaPrivateCrtKeyParameters)privSpec).PublicExponent);
+
+ DoRSATest(pubSpec, privSpec);
+
+ privSpec = OpenSSHPrivateKeyUtil.ParsePrivateKeyBlob(new PemReader(new StringReader(rsa2048Key)).ReadPemObject().Content);
+ pubSpec = new RsaKeyParameters(false, ((RsaKeyParameters)privSpec).Modulus, ((RsaPrivateCrtKeyParameters)privSpec).PublicExponent);
+
+ DoRSATest(pubSpec, privSpec);
+
+ privSpec = OpenSSHPrivateKeyUtil.ParsePrivateKeyBlob(new PemReader(new StringReader(rsa3072Key)).ReadPemObject().Content);
+ pubSpec = new RsaKeyParameters(false, ((RsaKeyParameters)privSpec).Modulus, ((RsaPrivateCrtKeyParameters)privSpec).PublicExponent);
+
+ DoRSATest(pubSpec, privSpec);
+
+ privSpec = OpenSSHPrivateKeyUtil.ParsePrivateKeyBlob(new PemReader(new StringReader(rsa4096Key)).ReadPemObject().Content);
+ pubSpec = new RsaKeyParameters(false, ((RsaKeyParameters)privSpec).Modulus, ((RsaPrivateCrtKeyParameters)privSpec).PublicExponent);
+
+ DoRSATest(pubSpec, privSpec);
+ }
+
+ private void DoRSATest(AsymmetricKeyParameter pubSpec, AsymmetricKeyParameter privSpec)
+ {
+ byte[] originalMessage = new byte[10];
+ secureRandom.NextBytes(originalMessage);
+
+ originalMessage[0] |= 1;
+
+ var rsaEngine = new RsaEngine();
+ rsaEngine.Init(true, privSpec);
+
+ byte[] ct = rsaEngine.ProcessBlock(originalMessage, 0, originalMessage.Length);
+
+ rsaEngine.Init(false, pubSpec);
+ byte[] result = rsaEngine.ProcessBlock(ct, 0, ct.Length);
+
+ IsTrue("Result did not match original message", Enumerable.SequenceEqual(originalMessage, result));
+ }
+
+ [Test]
+ public void TestFunction()
+ {
+ string resultText = Perform().ToString();
+
+ Assert.AreEqual(Name + ": Okay", resultText);
+ }
+ }
+}
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