4
votes
1answer
101 views

What is 'security margin'?

I have been academic papers about Rijndael, Serpent, and Twofish, and there is this term that is vague to me. I cannot find a tangible definition in google. Can someone briefly define, describe, ...
2
votes
1answer
96 views

What does a “cycle” mean in cryptography benchmarks?

In this table, for example, cryptographic algorithm performance is measured in cycles per byte for symmetric ciphers, and in cycles per operation for asymmetric ciphers. What does "cycle" here mean, ...