mcs/class/corlib/Test/System.Security.Cryptography/RSAPKCS1SignatureDeformatterTest.cs

   1 //
   2 // RSAPKCS1SignatureDeformatterTest.cs - NUnit tests for PKCS#1 v.1.5 signature.
   3 //
   4 // Author:
   5 //      Sebastien Pouliot (spouliot@motus.com)
   6 //
   7 // (C) 2002, 2003 Motus Technologies Inc. (http://www.motus.com)
   8 //
   9
  10 using NUnit.Framework;
  11 using System;
  12 using System.Security.Cryptography;
  13
  14 namespace MonoTests.System.Security.Cryptography {
  15
  16         [TestFixture]
  17         public class RSAPKCS1SignatureDeformatterTest : Assertion {
  18
  19                 private static byte[] shaSignature = { 0x51, 0xE1, 0x69, 0xC4, 0x84, 0x0C, 0x33, 0xD9, 0x80, 0xC0, 0xBD, 0x85, 0x87, 0x6E, 0x85, 0x91, 0xB9, 0xD5, 0xB6, 0xE1, 0xAB, 0xD3, 0x06, 0x83, 0xCF, 0x33, 0x56, 0xB9, 0xE6, 0x2C, 0x37, 0xC0, 0x08, 0xFC, 0x81, 0x15, 0xAB, 0x57, 0x80, 0xE4, 0xB9, 0x95, 0x4B, 0xFA, 0x63, 0x13, 0x5E, 0xA9, 0x6E, 0xAB, 0xB0, 0x89, 0xF3, 0xD0, 0xE9, 0xC7, 0xE7, 0xA0, 0xE2, 0xB6, 0x0A, 0xFF, 0x46, 0x2B, 0x8B, 0xC1, 0x4C, 0xEA, 0xDB, 0xEA, 0xD6, 0xF5, 0xA5, 0x2C, 0x8C, 0x1D, 0x57, 0xDF, 0x2D, 0xF0, 0x6B, 0x1D, 0xA9, 0xAE, 0x7F, 0x10, 0x02, 0xE2, 0x05, 0x7E, 0xD2, 0x80, 0xFC, 0x0E, 0x5A, 0xFD, 0xE9, 0xDB, 0x1B, 0xBA, 0xB4, 0xF7, 0x50, 0x88, 0x73, 0x95, 0xBD, 0x3C, 0xCB, 0x33, 0x02, 0xF5, 0x55, 0x10, 0xA6, 0x1B, 0xFD, 0x1D, 0xB1, 0x0E, 0xE3, 0xD0, 0xB7, 0x14, 0x8D, 0x45, 0xC4, 0xF3 };
  20                 private static byte[] md5Signature = { 0xB4, 0xA9, 0xE9, 0x76, 0x04, 0x0E, 0x0E, 0x04, 0xA3, 0x68, 0x9E, 0x50, 0xD1, 0x29, 0x07, 0x22, 0x45, 0x41, 0x72, 0x1F, 0xBE, 0x74, 0x78, 0xDA, 0x5F, 0x22, 0x4B, 0x45, 0xA8, 0x5F, 0x2D, 0xA5, 0x5F, 0x01, 0x84, 0xA7, 0xF3, 0x6E, 0xB8, 0x8B, 0xF3, 0x29, 0xB2, 0x82, 0xE6, 0x5D, 0x1A, 0x98, 0xAE, 0x9C, 0x2E, 0xB0, 0xDD, 0x3F, 0x8D, 0xF9, 0x1C, 0x9E, 0x40, 0x25, 0x01, 0x9F, 0x92, 0x4E, 0xBE, 0x11, 0xE5, 0xE8, 0xE0, 0xF6, 0x3E, 0xDF, 0x8D, 0x1A, 0xC7, 0x26, 0x37, 0xF7, 0x01, 0x95, 0x48, 0xD8, 0x07, 0x4D, 0x0E, 0xDE, 0xB2, 0x76, 0xD1, 0x23, 0xBD, 0x74, 0xE9, 0xC3, 0x63, 0xB3, 0xE7, 0xCE, 0xA2, 0xEA, 0x20, 0x19, 0x1C, 0x4D, 0x8D, 0xBB, 0xAB, 0x6E, 0xB0, 0xD0, 0x08, 0xC2, 0x2B, 0x69, 0xA4, 0xF3, 0xE9, 0x23, 0xAC, 0x93, 0xB2, 0x0F, 0x90, 0x95, 0x6A, 0x66, 0xDC, 0x44 };
  21
  22                 public void AssertEquals (string msg, byte[] array1, byte[] array2)
  23                 {
  24                         AllTests.AssertEquals (msg, array1, array2);
  25                 }
  26
  27                 [Test]
  28                 public void RSAConstructors ()
  29                 {
  30                         RSAPKCS1SignatureDeformatter fmt;
  31                         fmt = new RSAPKCS1SignatureDeformatter ();
  32                         AssertNotNull ("RSAPKCS1SignatureDeformatter()", fmt);
  33
  34                         fmt = new RSAPKCS1SignatureDeformatter (null);
  35                         AssertNotNull ("RSAPKCS1SignatureDeformatter(null)", fmt);
  36
  37                         RSA rsa = RSA.Create ();
  38                         fmt = new RSAPKCS1SignatureDeformatter (rsa);
  39                         AssertNotNull ("RSAPKCS1SignatureDeformatter(rsa)", fmt);
  40                 }
  41
  42                 [Test]
  43                 [ExpectedException (typeof (InvalidCastException))]
  44                 public void DSAConstructor ()
  45                 {
  46                         DSA dsa = DSA.Create ();
  47                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter (dsa);
  48                 }
  49
  50                 [Test]
  51                 public void SetRSAKey ()
  52                 {
  53                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
  54                         fmt.SetKey (RSA.Create ());
  55                 }
  56
  57                 [Test]
  58                 [ExpectedException (typeof (InvalidCastException))]
  59                 public void SetDSAKey ()
  60                 {
  61                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
  62                         fmt.SetKey (DSA.Create ());
  63                 }
  64
  65                 [Test]
  66 //              [ExpectedException (typeof (ArgumentNullException))]
  67                 public void SetNullKey ()
  68                 {
  69                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
  70                         fmt.SetKey (null);
  71                 }
  72
  73                 [Test]
  74                 [ExpectedException (typeof (ArgumentNullException))]
  75                 public void SetNullHashAlgorithm ()
  76                 {
  77                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
  78                         fmt.SetHashAlgorithm (null);
  79                 }
  80
  81                 [Test]
  82                 public void SetInvalidHashAlgorithm ()
  83                 {
  84                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
  85                         fmt.SetHashAlgorithm ("MD3");
  86                 }
  87
  88                 [Test]
  89                 public void SetSHA1HashAlgorithm ()
  90                 {
  91                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
  92                         fmt.SetHashAlgorithm ("SHA1");
  93                 }
  94
  95                 [Test]
  96                 public void SetMD5HashAlgorithm ()
  97                 {
  98                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
  99                         fmt.SetHashAlgorithm ("MD5");
 100                 }
 101
 102                 [Test]
 103                 public void SetSHA256HashAlgorithm ()
 104                 {
 105                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
 106                         fmt.SetHashAlgorithm ("SHA256");
 107                 }
 108
 109                 [Test]
 110                 public void SetSHA384HashAlgorithm ()
 111                 {
 112                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
 113                         fmt.SetHashAlgorithm ("SHA384");
 114                 }
 115
 116                 [Test]
 117                 public void SetSHA512HashAlgorithm ()
 118                 {
 119                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
 120                         fmt.SetHashAlgorithm ("SHA512");
 121                 }
 122
 123                 [Test]
 124                 [ExpectedException (typeof (CryptographicUnexpectedOperationException))]
 125                 public void VerifySignatureWithBadHash ()
 126                 {
 127                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
 128                         // no hash algorithm
 129                         byte[] hash = new byte [1];
 130                         byte[] signature = new byte [1];
 131                         fmt.VerifySignature (hash, signature);
 132                 }
 133
 134                 [Test]
 135 // v.1.0        [ExpectedException (typeof (CryptographicUnexpectedOperationException))]
 136 // v.1.1        [ExpectedException (typeof (NullReferenceException))]
 137                 public void VerifySHA1SignatureWithNullKey ()
 138                 {
 139                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
 140                         fmt.SetHashAlgorithm ("SHA1");
 141                         byte[] hash = new byte [20];
 142                         try {
 143                                 // no key
 144                                 fmt.VerifySignature (hash, shaSignature);
 145                                 Fail ("VerifySignature(?) no key - Expected CryptographicUnexpectedOperationException but none");
 146                         }
 147                         catch (CryptographicUnexpectedOperationException) {
 148                                 // this was expected
 149                         }
 150                         catch (NullReferenceException) {
 151                                 // this wasn't expected - but that's the result from framework 1.1
 152                         }
 153                         catch (Exception e) {
 154                                 Fail ("VerifySignature(?) no key - Expected CryptographicUnexpectedOperationException but got: " + e.ToString ());
 155                         }
 156                 }
 157
 158                 private RSAPKCS1SignatureDeformatter GetDefaultDeformatter (string hashName)
 159                 {
 160                         // no need for the private key
 161                         RSA rsa = RSA.Create ();
 162                         rsa.ImportParameters (AllTests.GetRsaKey (false));
 163
 164                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
 165                         fmt.SetKey (rsa);
 166                         fmt.SetHashAlgorithm (hashName);
 167                         return fmt;
 168                 }
 169
 170                 [Test]
 171                 public void VerifySHA1SignatureWithRSAKey ()
 172                 {
 173                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("SHA1");
 174                         // good SHA1
 175                         byte[] hash = new byte [20];
 176                         Assert ("VerifySignature(SHA1, sign)", fmt.VerifySignature (hash, shaSignature));
 177                         // bad signature
 178                         shaSignature [0] = (byte) ~shaSignature [0];
 179                         Assert ("VerifySignature(SHA1, badSign)", !fmt.VerifySignature (hash, shaSignature));
 180                 }
 181
 182                 [Test]
 183                 [ExpectedException (typeof (CryptographicException))]
 184                 public void VerifySHA1SignatureWithWrongHashLength ()
 185                 {
 186                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("SHA1");
 187                         // wrong SHA1 length
 188                         byte[] hash = new byte [19];
 189                         fmt.VerifySignature (hash, shaSignature);
 190                 }
 191
 192                 [Test]
 193                 public void VerifySHA1SignatureWithWrongSignatureLength ()
 194                 {
 195                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("SHA1");
 196                         // wrong signature length
 197                         byte[] hash = new byte [20];
 198                         byte[] badSignature = new byte [shaSignature.Length-1];
 199                         Assert ("VerifySignature(SHA1, badSign)", !fmt.VerifySignature (hash, badSignature));
 200                 }
 201
 202                 [Test]
 203                 public void VerifyMD5SignatureWithRSAKey ()
 204                 {
 205                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("MD5");
 206                         // good MD5
 207                         byte[] hash = new byte [16];
 208                         Assert ("VerifySignature(MD5, sign)", fmt.VerifySignature (hash, md5Signature));
 209                         // bad signature
 210                         md5Signature [0] = (byte) ~md5Signature [0];
 211                         Assert ("VerifySignature(MD5, badSign)", !fmt.VerifySignature (hash, md5Signature));
 212                 }
 213
 214                 [Test]
 215                 [ExpectedException (typeof (CryptographicException))]
 216                 public void VerifyMD5SignatureWithWrongHashLength ()
 217                 {
 218                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("MD5");
 219                         // wrong MD5 length
 220                         byte[] hash = new byte [17];
 221                         fmt.VerifySignature (hash, md5Signature);
 222                 }
 223
 224                 [Test]
 225                 public void VerifyMD5SignatureWithWrongSignatureLength ()
 226                 {
 227                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("MD5");
 228                         // wrong signature length
 229                         byte[] hash = new byte [16];
 230                         md5Signature = new byte [md5Signature.Length-1];
 231                         Assert ("VerifySignature(MD5, badSign)", !fmt.VerifySignature (hash, md5Signature));
 232                 }
 233
 234                 [Test]
 235                 [ExpectedException (typeof (ArgumentNullException))]
 236                 public void VerifySignatureNullHashAlgotrithm ()
 237                 {
 238                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
 239                         HashAlgorithm hash = null;
 240                         byte[] data = new byte [20];
 241                         // no hash algorithm
 242                         byte[] signature = new byte [1];
 243                         fmt.VerifySignature (hash, signature);
 244                 }
 245
 246                 [Test]
 247                 [ExpectedException (typeof (CryptographicUnexpectedOperationException))]
 248                 public void VerifySignatureHashNoKey ()
 249                 {
 250                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
 251                         HashAlgorithm hash = hash = SHA1.Create ();
 252                         // no key
 253                         fmt.VerifySignature (hash, shaSignature);
 254                 }
 255
 256                 [Test]
 257                 public void VerifySignatureSHA1Hash ()
 258                 {
 259                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("SHA1");
 260                         // good SHA1
 261                         byte[] data = new byte [20];
 262                         HashAlgorithm hash = SHA1.Create ();
 263                         hash.ComputeHash (data);
 264
 265                         byte[] shaSignature = { 0x7C, 0xA0, 0x13, 0xFB, 0xCB, 0x4D, 0x08, 0x02, 0x3C, 0x6B, 0x88, 0xA6, 0x25, 0x43, 0x17, 0x51, 0xA6, 0xA8, 0x8F, 0x5B, 0xAE, 0xC3, 0x57, 0x75, 0x2A, 0x8B, 0xD8, 0xBA, 0xCF, 0x9B, 0xBB, 0x5A, 0xD5, 0xB0, 0x11, 0xF2, 0xA9, 0xCC, 0xB5, 0x22, 0x59, 0xEE, 0x85, 0x49, 0x11, 0xB6, 0x9C, 0x50, 0x61, 0x4A, 0xEC, 0xA3, 0x50, 0x96, 0xE3, 0x2F, 0x1A, 0x6D, 0x9B, 0x6B, 0x6E, 0xC4, 0x50, 0x50, 0x84, 0x29, 0x92, 0x93, 0xE0, 0x0F, 0xCB, 0xBB, 0x61, 0x5D, 0x36, 0x51, 0x1A, 0xBB, 0x73, 0x75, 0x83, 0xEF, 0xDB, 0x4B, 0x2A, 0x38, 0x2C, 0x37, 0x0A, 0x1F, 0x84, 0xE0, 0x9B, 0x24, 0xDF, 0x69, 0x0E, 0x5C, 0xD9, 0xAF, 0x89, 0x72, 0x45, 0x30, 0xA1, 0xDB, 0xA8, 0x22, 0x40, 0x42, 0x07, 0xCC, 0x2A, 0x0E, 0x90, 0x9A, 0x4D, 0xE5, 0x2B, 0x48, 0x86, 0x4D, 0x01, 0x25, 0x23, 0x95, 0xB5, 0xBD };
 266                         Assert ("VerifySignature(SHA1, sign)", fmt.VerifySignature (hash, shaSignature));
 267                         // bad signature
 268                         shaSignature [0] = (byte) ~shaSignature [0];
 269                         Assert ("VerifySignature(SHA1, badSign)", !fmt.VerifySignature (hash, shaSignature));
 270                 }
 271
 272                 [Test]
 273                 [ExpectedException (typeof (CryptographicUnexpectedOperationException))]
 274                 public void VerifySignatureSHA1HashBadSignatureLength ()
 275                 {
 276                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("SHA1");
 277                         // wrong signature length
 278                         byte[] badSignature = new byte [shaSignature.Length-1];
 279                         HashAlgorithm hash = SHA1.Create ();
 280                         Assert ("VerifySignature(SHA1, badSign)", !fmt.VerifySignature (hash, badSignature));
 281                 }
 282
 283                 [Test]
 284                 public void VerifySignatureMD5Hash ()
 285                 {
 286                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("MD5");
 287
 288                         // good MD5
 289                         byte[] data = new byte [20];
 290                         HashAlgorithm hash = MD5.Create ();
 291                         hash.ComputeHash (data);
 292
 293                         byte[] md5Signature = { 0x0F, 0xD6, 0x16, 0x2C, 0x31, 0xD6, 0xD7, 0xA0, 0xE8, 0xA0, 0x89, 0x53, 0x7B, 0x36, 0x8F, 0x25, 0xA5, 0xF6, 0x4A, 0x0B, 0xD3, 0xB9, 0x9B, 0xC4, 0xAE, 0xDC, 0xD4, 0x58, 0x5C, 0xD9, 0x58, 0x61, 0xE3, 0x66, 0x89, 0xB1, 0x1E, 0x33, 0x88, 0xDF, 0x58, 0xC4, 0x2E, 0xAE, 0xE7, 0x7B, 0x96, 0x61, 0x77, 0x91, 0xBD, 0xBD, 0x99, 0x9E, 0x1C, 0x3E, 0x0A, 0x5C, 0x15, 0x69, 0x00, 0xFA, 0xEE, 0xD7, 0xDC, 0xD2, 0x62, 0xA3, 0x31, 0x6A, 0x33, 0x75, 0xC8, 0x8E, 0x47, 0x5C, 0x1E, 0xD8, 0x91, 0x36, 0x65, 0xF3, 0x67, 0x63, 0xFC, 0x2B, 0x37, 0x7D, 0xE6, 0x2C, 0x2C, 0x09, 0x45, 0xE1, 0x8D, 0x8C, 0x8F, 0xFC, 0x6A, 0x4A, 0xD1, 0x4D, 0x06, 0xF3, 0x79, 0x9F, 0xDB, 0x0F, 0x4B, 0xD1, 0x94, 0x6F, 0xC7, 0xE7, 0x4E, 0x06, 0xDA, 0xDB, 0x2A, 0x51, 0x62, 0xCA, 0x1A, 0x31, 0x51, 0x2B, 0x83, 0xDD };
 294                         Assert ("VerifySignature(MD5, sign)", fmt.VerifySignature (hash, md5Signature));
 295                 }
 296
 297                 [Test]
 298                 [ExpectedException (typeof (CryptographicUnexpectedOperationException))]
 299                 public void VerifyBadSignatureMD5Hash ()
 300                 {
 301                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("MD5");
 302                         // bad signature
 303                         byte[] badSignature = new Byte [md5Signature.Length];
 304                         Array.Copy (md5Signature, 0, badSignature, 0, badSignature.Length);
 305                         badSignature[0] = (byte) ~md5Signature [0];
 306                         HashAlgorithm hash = MD5.Create ();
 307                         fmt.VerifySignature (hash, md5Signature);
 308                 }
 309
 310                 [Test]
 311                 [ExpectedException (typeof (CryptographicUnexpectedOperationException))]
 312                 public void VerifySignatureMD5HashBadSignatureLength ()
 313                 {
 314                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("MD5");
 315                         // wrong signature length
 316                         byte[] badSignature = new byte [md5Signature.Length-1];
 317                         HashAlgorithm hash = MD5.Create ();
 318                         Assert ("VerifySignature(MD5, badSign)", !fmt.VerifySignature (hash, md5Signature));
 319                 }
 320         }
 321 }