NIST SP 800-171
NIST SP 800-171: Access Control & Identity

NIST SP 800-171 SP800-171-3.5.10: Store and transmit only encrypted passwords

Store and transmit only cryptographically-protected representations of passwords.

Other controls in NIST SP 800-171: Access Control & Identity

Query this from an agent

The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.