Keys · TR-31 key blocks
TR-31 Key Block
Wrap or unwrap TR-31 key blocks using versions A (TDES variant), B (TDES key derivation), or D (AES key derivation). Results update automatically as you type.
Version
Operation
Key Block Protection Key — 16 or 24 bytes (TDES)
Header
Optional full header string (length field is updated on wrap)
0 = no masking (bytes)