Identity primitives for FIPS nodes.
This crate provides Nostr-style secp256k1 identity handling, npub/nsec
encoding helpers, FIPS node addresses, and authentication challenge types used
by the FIPS mesh crates.
FIPS is under active development. APIs and wire behavior are not yet stable.
https://git.iris.to/#/npub1xdhnr9mrv47kkrn95k6cwecearydeh8e895990n3acntwvmgk2dsdeeycm/fips