HEX
Example:
Cipher: 53F92F7F344D1AD0E4C8CEBE6E912EAD3F3A1D15C4E90AF557B717ED39BA30FB
KSN: FFFF9876543210E000000002
IPEK: 6AC292FAA1315B4D858AB3A3D7D5933A6AC292FAA1315B4D858AB3A3D7D5933A
Output: [{:tag=>"0x57", :value=>"4100390502436864d1911201089027580000"}, {:tag=>"0x5A", :value=>"4100390502436864"}]