crypto
Manage cryptography. Accessed in configuration mode. More information: https://www.cisco.com/c/en/us/td/docs/security/asa/asa-cli-reference/A-H/asa-command-ref-A-H/crypto-is-cz-commands.html.
rsa
key:crypto key generate rsa
crypto key generate rsa modulus {{1024}}
crypto key zeroize