Who needs a key?
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How is rsa used for authentication in practice? What are rsa digital signatures?
How are certifying authorities susceptible to attack ?
Which two cryptographic mechanisms provide confidentiality?
What if the certifying authority's key is lost or compromised?
Is RSA a de facto standard? Why is a de facto standard important?
What role does the NSA play in commercial cryptography?
Which two cryptographic mechanisms provide authentication schemes?
What is a hash function ?
What is a hash function? What is a message digest?
What is S/MIME ?
Is DSS secure?
What are certificates?