https://www.electronicdesign.com/technologies/embedded/digital-ics/article/21796326/ic-simplifies-support-for-fips-140-2-level-4-digital-encryption
IC Simplifies Support For FIPS 140-2 Level 4 Digital Encryption | Electronic Design
Many solutions exist to supply Federal Information Processing Standard (FIPS) Revision 2, Level 1 and Level 2 digital encryption.1 However, Levels 3 and 4...
fips 140 2 level 4