How can signatures remain valid beyond the expiration dates of their keys, or, How do you verify a 20-year-old signature?
TCS,
843Post New Cryptography General Questions
What happens if my private key is compromised?
How are certifying authorities susceptible to attack ?
What is the GSS-API ?
How do elliptic curve cryptosystems compare with other cryptosystems ?
How can signatures remain valid beyond the expiration dates of their keys, or, How do you verify a 20-year-old signature?
What is authenticated diffie-hellman key agreement?
What is privacy ?
What are the prospects for a theoretical breakthrough in the discrete log problem ?
How does the Clipper chip work?
What improvements are likely in factoring capability ?
What is SecurID ?
What is DNA computing ?
How is RSA used for authentication in practice?
What is a one-way function ?
What are rsa digital signatures?