# Libcrux CAVP Utilities > The NIST Cryptographic Algorithm Validation Program (CAVP) provides validation testing of Approved (i.e., FIPS-approved and NIST-recommended) cryptographic algorithms and their individual components. - [NIST: Cryptographic Algorithm Validation Program](https://csrc.nist.gov/projects/cryptographic-algorithm-validation-program) This crate provides tooling around parsing and handling of CAVP test vectors for `libcrux` crates.