how many rounds of permutation and substitution?
What process takes place after creating a DES session key?
Who was involved in developing the first public key encryption system?
What does the acronym DEA stand for?
Which of the following best describes a certificate authority?
What does DES stand for?
When would a certificate authority revoke a certificate?
How many bits make up the effective DES key?
Which of the following best describes a digital signature?
What is used to create a digital signature?