iButton Postal Security Device
RNG SP800-131A Revision 1 Transition
Security Level Exceptions
- Physical Security: Level 3 +EFT
The Data-Pac MAXQ1959B-F50# Postal Security Device (PSD) is an embedded cryptographic module used for postage evidencing. The PSD complies with FIPS 140-2 standards and postal requirements to support the USPS IBI program, including strong cryptographic and physical security for the protection of postal funds.