Users of the former "Crypto Toolkit" can now find that content under this project. It includes cryptographic primitives, algorithms and schemes are described in some of NIST's Federal Information Processing Standards (FIPS), Special Publications (SPs) and NIST Internal/Interagency Reports (NISTIRs).
For more information regarding the Cryptographic Standards and Guidelines (formerly the Cryptographic Toolkit), please visit the Computer Security Resource Center (CSRC).