Which cryptologic mechanisms can be used to protect integrity?
Which two cryptographic mechanisms provide authentication schemes?
What are micropayments ?
Which cryptographic mechanism provides non-repudiation?
What are the alternatives to rsa?
Are elliptic curve cryptosystems widely used ?
What are ISO standards ?
What is a compression function?
What are lattice-based cryptosystems ?
What is a hash function? What is a message digest?
Can DES be exported from the U.S.?
What are shift register cascades?
What are some other hard problems ?
What are certificates?
Who needs a key?