pinBlock: 30363132333435364646464646464646
panBlock: 0000555200123456
xor: AAYBAgYBAAR2dnd0dXJzcA==
Clear PIN Block: 30363132333435364646464646464646 Encrypted PIN Block: 1d4a187fc95a0ec84a6f7594b859e628a4a8da8137980270a4a8da8137980270