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                 [SetUp]
  23                 void SetUp ()
  24                 {
  25                         shaSignature [0] = 0x51;
  26                         md5Signature [0] = 0xB4;
  27                 }
  28
  29                 public void AssertEquals (string msg, byte[] array1, byte[] array2)
  30                 {
  31                         AllTests.AssertEquals (msg, array1, array2);
  32                 }
  33
  34                 [Test]
  35                 public void RSAConstructors ()
  36                 {
  37                         RSAPKCS1SignatureDeformatter fmt;
  38                         fmt = new RSAPKCS1SignatureDeformatter ();
  39                         AssertNotNull ("RSAPKCS1SignatureDeformatter()", fmt);
  40
  41                         fmt = new RSAPKCS1SignatureDeformatter (null);
  42                         AssertNotNull ("RSAPKCS1SignatureDeformatter(null)", fmt);
  43
  44                         RSA rsa = RSA.Create ();
  45                         fmt = new RSAPKCS1SignatureDeformatter (rsa);
  46                         AssertNotNull ("RSAPKCS1SignatureDeformatter(rsa)", fmt);
  47                 }
  48
  49                 [Test]
  50                 [ExpectedException (typeof (InvalidCastException))]
  51                 public void DSAConstructor ()
  52                 {
  53                         DSA dsa = DSA.Create ();
  54                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter (dsa);
  55                 }
  56
  57                 [Test]
  58                 public void SetRSAKey ()
  59                 {
  60                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
  61                         fmt.SetKey (RSA.Create ());
  62                 }
  63
  64                 [Test]
  65                 [ExpectedException (typeof (InvalidCastException))]
  66                 public void SetDSAKey ()
  67                 {
  68                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
  69                         fmt.SetKey (DSA.Create ());
  70                 }
  71
  72                 [Test]
  73                 public void SetNullKey ()
  74                 {
  75                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
  76                         fmt.SetKey (null);
  77                 }
  78
  79                 [Test]
  80                 [ExpectedException (typeof (ArgumentNullException))]
  81                 public void SetNullHashAlgorithm ()
  82                 {
  83                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
  84                         fmt.SetHashAlgorithm (null);
  85                 }
  86
  87                 [Test]
  88                 public void SetInvalidHashAlgorithm ()
  89                 {
  90                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
  91                         fmt.SetHashAlgorithm ("MD3");
  92                 }
  93
  94                 [Test]
  95                 public void SetSHA1HashAlgorithm ()
  96                 {
  97                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
  98                         fmt.SetHashAlgorithm ("SHA1");
  99                 }
 100
 101                 [Test]
 102                 public void SetMD5HashAlgorithm ()
 103                 {
 104                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
 105                         fmt.SetHashAlgorithm ("MD5");
 106                 }
 107
 108                 [Test]
 109                 public void SetSHA256HashAlgorithm ()
 110                 {
 111                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
 112                         fmt.SetHashAlgorithm ("SHA256");
 113                 }
 114
 115                 [Test]
 116                 public void SetSHA384HashAlgorithm ()
 117                 {
 118                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
 119                         fmt.SetHashAlgorithm ("SHA384");
 120                 }
 121
 122                 [Test]
 123                 public void SetSHA512HashAlgorithm ()
 124                 {
 125                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
 126                         fmt.SetHashAlgorithm ("SHA512");
 127                 }
 128
 129                 [Test]
 130                 [ExpectedException (typeof (CryptographicUnexpectedOperationException))]
 131                 public void VerifySignatureWithBadHash ()
 132                 {
 133                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
 134                         // no hash algorithm
 135                         byte[] hash = new byte [1];
 136                         byte[] signature = new byte [1];
 137                         fmt.VerifySignature (hash, signature);
 138                 }
 139
 140                 [Test]
 141 // v.1.0        [ExpectedException (typeof (CryptographicUnexpectedOperationException))]
 142 // v.1.1        [ExpectedException (typeof (NullReferenceException))]
 143                 public void VerifySHA1SignatureWithNullKey ()
 144                 {
 145                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
 146                         fmt.SetHashAlgorithm ("SHA1");
 147                         byte[] hash = new byte [20];
 148                         try {
 149                                 // no key
 150                                 fmt.VerifySignature (hash, shaSignature);
 151                                 Fail ("VerifySHA1SignatureWithNullKey - Expected CryptographicUnexpectedOperationException but none");
 152                         }
 153                         catch (CryptographicUnexpectedOperationException) {
 154                                 // this was expected
 155                         }
 156                         catch (NullReferenceException) {
 157                                 // this wasn't expected - but that's the result from framework 1.1
 158                         }
 159                         catch (Exception e) {
 160                                 Fail ("VerifySHA1SignatureWithNullKey - Expected CryptographicUnexpectedOperationException but got: " + e.ToString ());
 161                         }
 162                 }
 163
 164                 private RSAPKCS1SignatureDeformatter GetDefaultDeformatter (string hashName)
 165                 {
 166                         // no need for the private key
 167                         RSA rsa = RSA.Create ();
 168                         rsa.ImportParameters (AllTests.GetRsaKey (false));
 169
 170                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
 171                         fmt.SetKey (rsa);
 172                         fmt.SetHashAlgorithm (hashName);
 173                         return fmt;
 174                 }
 175
 176                 [Test]
 177                 public void VerifySHA1SignatureWithRSAKey ()
 178                 {
 179                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("SHA1");
 180                         // good SHA1
 181                         byte[] hash = new byte [20];
 182                         Assert ("VerifySignature(SHA1, sign)", fmt.VerifySignature (hash, shaSignature));
 183                         // bad signature
 184                         shaSignature [0] = (byte) ~shaSignature [0];
 185                         Assert ("VerifySignature(SHA1, badSign)", !fmt.VerifySignature (hash, shaSignature));
 186                 }
 187
 188                 [Test]
 189                 [ExpectedException (typeof (CryptographicException))]
 190                 public void VerifySHA1SignatureWithWrongHashLength ()
 191                 {
 192                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("SHA1");
 193                         // wrong SHA1 length
 194                         byte[] hash = new byte [19];
 195                         fmt.VerifySignature (hash, shaSignature);
 196                 }
 197
 198                 [Test]
 199                 public void VerifySHA1SignatureWithWrongSignatureLength ()
 200                 {
 201                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("SHA1");
 202                         // wrong signature length
 203                         byte[] hash = new byte [20];
 204                         byte[] badSignature = new byte [shaSignature.Length-1];
 205                         Assert ("VerifySignature(SHA1, badSign)", !fmt.VerifySignature (hash, badSignature));
 206                 }
 207
 208                 [Test]
 209                 public void VerifyMD5SignatureWithRSAKey ()
 210                 {
 211                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("MD5");
 212                         // good MD5
 213                         byte[] hash = new byte [16];
 214                         Assert ("VerifySignature(MD5, sign)", fmt.VerifySignature (hash, md5Signature));
 215                         // bad signature
 216                         md5Signature [0] = (byte) ~md5Signature [0];
 217                         Assert ("VerifySignature(MD5, badSign)", !fmt.VerifySignature (hash, md5Signature));
 218                 }
 219
 220                 [Test]
 221                 [ExpectedException (typeof (CryptographicException))]
 222                 public void VerifyMD5SignatureWithWrongHashLength ()
 223                 {
 224                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("MD5");
 225                         // wrong MD5 length
 226                         byte[] hash = new byte [17];
 227                         fmt.VerifySignature (hash, md5Signature);
 228                 }
 229
 230                 [Test]
 231                 public void VerifyMD5SignatureWithWrongSignatureLength ()
 232                 {
 233                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("MD5");
 234                         // wrong signature length
 235                         byte[] hash = new byte [16];
 236                         byte[] badSignature = new byte [md5Signature.Length-1];
 237                         Assert ("VerifySignature(MD5, badSign)", !fmt.VerifySignature (hash, badSignature));
 238                 }
 239
 240                 [Test]
 241                 [ExpectedException (typeof (ArgumentNullException))]
 242                 public void VerifySignatureNullHashAlgotrithm ()
 243                 {
 244                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
 245                         HashAlgorithm hash = null;
 246                         byte[] data = new byte [20];
 247                         // no hash algorithm
 248                         byte[] signature = new byte [1];
 249                         fmt.VerifySignature (hash, signature);
 250                 }
 251
 252                 [Test]
 253 // v.1.0        [ExpectedException (typeof (CryptographicUnexpectedOperationException))]
 254 // v.1.1        [ExpectedException (typeof (NullReferenceException))]
 255                 public void VerifySignatureHashNoKey ()
 256                 {
 257                         RSAPKCS1SignatureDeformatter fmt = new RSAPKCS1SignatureDeformatter ();
 258                         HashAlgorithm hash = hash = SHA1.Create ();
 259                         try {
 260                                 // no key
 261                                 fmt.VerifySignature (hash, shaSignature);
 262                                 Fail ("VerifySignatureHashNoKey - Expected CryptographicUnexpectedOperationException but none");
 263                         }
 264                         catch (CryptographicUnexpectedOperationException) {
 265                                 // this was expected
 266                         }
 267                         catch (NullReferenceException) {
 268                                 // this wasn't expected - but that's the result from framework 1.1
 269                         }
 270                         catch (Exception e) {
 271                                 Fail ("VerifySignatureHashNoKey - Expected CryptographicUnexpectedOperationException but got: " + e.ToString ());
 272                         }
 273                 }
 274
 275                 [Test]
 276                 public void VerifySignatureSHA1Hash ()
 277                 {
 278                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("SHA1");
 279                         // good SHA1
 280                         byte[] data = new byte [20];
 281                         HashAlgorithm hash = SHA1.Create ();
 282                         hash.ComputeHash (data);
 283
 284                         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 };
 285                         Assert ("VerifySignature(SHA1, sign)", fmt.VerifySignature (hash, shaSignature));
 286                         // bad signature
 287                         shaSignature [0] = (byte) ~shaSignature [0];
 288                         Assert ("VerifySignature(SHA1, badSign)", !fmt.VerifySignature (hash, shaSignature));
 289                 }
 290
 291                 [Test]
 292 // v.1.0        [ExpectedException (typeof (CryptographicUnexpectedOperationException))]
 293 // v.1.1        [ExpectedException (typeof (NullReferenceException))]
 294                 public void VerifySignatureSHA1HashBadSignatureLength ()
 295                 {
 296                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("SHA1");
 297                         // wrong signature length
 298                         byte[] badSignature = new byte [shaSignature.Length-1];
 299                         HashAlgorithm hash = SHA1.Create ();
 300                         try {
 301                                 fmt.VerifySignature (hash, badSignature);
 302                                 Fail ("VerifySignatureSHA1HashBadSignatureLength - Expected CryptographicUnexpectedOperationException but none");
 303                         }
 304                         catch (CryptographicUnexpectedOperationException) {
 305                                 // this was expected
 306                         }
 307                         catch (NullReferenceException) {
 308                                 // this wasn't expected - but that's the result from framework 1.1
 309                         }
 310                         catch (Exception e) {
 311                                 Fail ("VerifySignatureSHA1HashBadSignatureLength - Expected CryptographicUnexpectedOperationException but got: " + e.ToString ());
 312                         }
 313                 }
 314
 315                 [Test]
 316                 public void VerifySignatureMD5Hash ()
 317                 {
 318                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("MD5");
 319                         // good MD5
 320                         byte[] data = new byte [20];
 321                         HashAlgorithm hash = MD5.Create ();
 322                         hash.ComputeHash (data);
 323                         byte[] signature = { 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 };
 324                         Assert ("VerifySignature(MD5, sign)", fmt.VerifySignature (hash, signature));
 325                 }
 326
 327                 [Test]
 328 // v.1.0        [ExpectedException (typeof (CryptographicUnexpectedOperationException))]
 329 // v.1.1        [ExpectedException (typeof (NullReferenceException))]
 330                 public void VerifyBadSignatureMD5Hash ()
 331                 {
 332                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("MD5");
 333                         // bad signature
 334                         byte[] badSignature = new Byte [md5Signature.Length];
 335                         Array.Copy (md5Signature, 0, badSignature, 0, badSignature.Length);
 336                         badSignature[0] = (byte) ~md5Signature [0];
 337                         HashAlgorithm hash = MD5.Create ();
 338                         try {
 339                                 fmt.VerifySignature (hash, md5Signature);
 340                                 Fail ("VerifyBadSignatureMD5Hash - Expected CryptographicUnexpectedOperationException but none");
 341                         }
 342                         catch (CryptographicUnexpectedOperationException) {
 343                                 // this was expected
 344                         }
 345                         catch (NullReferenceException) {
 346                                 // this wasn't expected - but that's the result from framework 1.1
 347                         }
 348                         catch (Exception e) {
 349                                 Fail ("VerifyBadSignatureMD5Hash - Expected CryptographicUnexpectedOperationException but got: " + e.ToString ());
 350                         }
 351                 }
 352
 353                 [Test]
 354 // v.1.0        [ExpectedException (typeof (CryptographicUnexpectedOperationException))]
 355 // v.1.1        [ExpectedException (typeof (NullReferenceException))]
 356                 public void VerifySignatureMD5HashBadSignatureLength ()
 357                 {
 358                         RSAPKCS1SignatureDeformatter fmt = GetDefaultDeformatter ("MD5");
 359                         // wrong signature length
 360                         byte[] badSignature = new byte [md5Signature.Length-1];
 361                         HashAlgorithm hash = MD5.Create ();
 362                         try {
 363                                 fmt.VerifySignature (hash, md5Signature);
 364                                 Fail ("VerifySignatureMD5HashBadSignatureLength - Expected CryptographicUnexpectedOperationException but none");
 365                         }
 366                         catch (CryptographicUnexpectedOperationException) {
 367                                 // this was expected
 368                         }
 369                         catch (NullReferenceException) {
 370                                 // this wasn't expected - but that's the result from framework 1.1
 371                         }
 372                         catch (Exception e) {
 373                                 Fail ("VerifySignatureMD5HashBadSignatureLength - Expected CryptographicUnexpectedOperationException but got: " + e.ToString ());
 374                         }
 375                 }
 376         }
 377 }