Name different symmetric ciphers?
what is CBC?
Is DES available in software?
What are IP Tunnels?
How to prove a new block cipher, is resistant against differential cryptanalysis attack
What can be proven about the security of a product cipher?
Can symmetric block ciphers be used for message authentication?
What makes a product cipher secure?
What are good sources of randomness?
Are one-time pads really unbreakable?
How was NSA involved in the design of DES?
What are the most important attacks on symmetric block ciphers?
shall we use a journalling filesystem on top of /dev/loop?
Is DES available in hardware?
What is a product cipher?