Keyless.md (397B)
1 # Keyless (Cryptography) 2 3 **Source:** Cryptography and Network Security 4 5 **Chapter:** 1.6 6 7 **Definition:** Keyless cryptography is the transformation of data without using encryption keys. 8 9 Such cryptography is not often thought of as cryptography, but it is by the formal definition of cryptography. 10 11 A few examples of keyless cryptography are hash functions and pseudo-random number generation.