The number of bits available for the longest keys in a cryptographic implementation. For example, the key length of a particular Diffie-Hellman/DSS PGP key can be anywhere from 1024 bits to 4096 bits. See key space and key fingerprint.
"key length." YourDictionary, n.d. Web. 15 May 2018. <http://www.yourdictionary.com/key-length>.
key length. (n.d.). Retrieved May 15th, 2018, from http://www.yourdictionary.com/key-length