public byte[] Cipher(byte[] data)
{
byte[] dataToDivide = BlockCipherSupport.AddPadding(data, BlockSize);
List <byte[]> blocks = BlockCipherSupport.DivideIntoBlocks(dataToDivide, BlockSize);
List <byte[]> cipheredBlocks = CipherBlocks(blocks);
return(BlockCipherSupport.ConcatenateBlocks(cipheredBlocks));
}
public byte[] Decipher(byte[] data)
{
RSAParameters parameters = rsa.ExportParameters();
int keySize = parameters.Modulus.Length;
List <byte[]> blocks = BlockCipherSupport.DivideIntoBlocks(data, keySize);
List <byte[]> decipheredBlocks = DecipherBlocks(blocks);
return(BlockCipherSupport.RemovePadding(BlockCipherSupport.ConcatenateBlocks(decipheredBlocks)));
}
public byte[] Cipher(byte[] data)
{
byte[] dataToDivide = BlockCipherSupport.AddPadding(data, BlockSize);
List <byte[]> blocks = BlockCipherSupport.DivideIntoBlocks(dataToDivide, BlockSize);
for (int i = 0; i < blocks.Count; i++)
{
blocks[i] = rsa.Encrypt(blocks[i]);
}
return(BlockCipherSupport.ConcatenateBlocks(blocks));
}
public byte[] Decipher(byte[] data)
{
RSAParameters parameters = rsa.ExportParameters();
int keySize = parameters.Modulus.Length;
List <byte[]> blocks = BlockCipherSupport.DivideIntoBlocks(data, keySize);
for (int i = 0; i < blocks.Count; i++)
{
blocks[i] = rsa.Decrypt(blocks[i]);
blocks[i] = BlockCipherSupport.PadWithZeros(blocks[i], BlockSize);
}
return(BlockCipherSupport.RemovePadding(BlockCipherSupport.ConcatenateBlocks(blocks)));
}
