public void MixColumnsIndirect() { byte[] input = { 0x5f, 0x72, 0x64, 0x15, 0x57, 0xf5, 0xbc, 0x92, 0xf7, 0xbe, 0x3b, 0x29, 0x1d, 0xb9, 0xf9, 0x1a }; byte[] output = { 0x63, 0x53, 0xe0, 0x8c, 0x09, 0x60, 0xe1, 0x04, 0xcd, 0x70, 0xb7, 0x51, 0xba, 0xca, 0xd0, 0xe7 }; AesTransformation.InvMixColumns(input); Assert.Equal(output, input); }
public void ShiftRowsInDirect() { byte[] input = { 0x63, 0x53, 0xe0, 0x8c, 0x09, 0x60, 0xe1, 0x04, 0xcd, 0x70, 0xb7, 0x51, 0xba, 0xca, 0xd0, 0xe7 }; byte[] output = { 0x63, 0xca, 0xb7, 0x04, 0x09, 0x53, 0xd0, 0x51, 0xcd, 0x60, 0xe0, 0xe7, 0xba, 0x70, 0xe1, 0x8c }; AesTransformation.InvShiftRows(input); Assert.Equal(output, input); }
public void SubBytesIndirect() { byte[] input = { 0x63, 0xca, 0xb7, 0x04, 0x09, 0x53, 0xd0, 0x51, 0xcd, 0x60, 0xe0, 0xe7, 0xba, 0x70, 0xe1, 0x8c }; byte[] output = { 0x00, 0x10, 0x20, 0x30, 0x40, 0x50, 0x60, 0x70, 0x80, 0x90, 0xa0, 0xb0, 0xc0, 0xd0, 0xe0, 0xf0 }; AesTransformation.InvSubBytes(input); Assert.Equal(output, input); }
public void KeyExpansionDirect() { byte[] input = { 0x2b, 0x7e, 0x15, 0x16, 0x28, 0xae, 0xd2, 0xa6, 0xab, 0xf7, 0x15, 0x88, 0x09, 0xcf, 0x4f, 0x3c }; uint[] expected = { BitConverter.ToUInt32(new byte[]{ 0xa0, 0xfa, 0xfe, 0x17 }, 0), BitConverter.ToUInt32(new byte[]{ 0x88, 0x54, 0x2c, 0xb1 }, 0), BitConverter.ToUInt32(new byte[]{ 0x23, 0xa3, 0x39, 0x39 }, 0), BitConverter.ToUInt32(new byte[]{ 0x2a, 0x6c, 0x76, 0x05 }, 0) }; uint[] actual = AesTransformation.KeyExpansion(input).Skip(4).Take(4).ToArray(); Assert.Equal(expected, actual); }
public void SubBytesAndInvSubSytesThrowsOnInvalidSizedByteArray() { byte[] input = { 0x63, 0xca, 0xb7 }; Assert.Throws<ArgumentException>(() => { AesTransformation.SubBytes(input); }); Assert.Throws<ArgumentException>(() => { AesTransformation.InvSubBytes(input); }); }