which of the following is a newer operating mode for symmetric block algorithm?
Endorsed by NIST in 2001, which of the following is a newer operating mode for symmetric block algorithm?
What principle insists that only the encryption key remains secret, not the algorithm?
What principle insists that only the encryption key remains secret, not the algorithm?
Which of the following statements regarding symmetric key cryptography is false?
Which of the following statements regarding symmetric key cryptography is false?
Which of the following ciphers uses a polyalphabetic substitution process?
Which of the following ciphers uses a polyalphabetic substitution process?
What was this form of cryptography called?
The Greek military used a form of cryptography by wrapping paper around a staff of wood that when wound tightly would reveal a hidden message. When unwound and during delivery, the text appeared jumbled. What was this form of cryptography called?
which of the following?
A cryptographic algorithm relies on the strength and secrecy of which of the following?
Which of the following is a true statement about the Caesar algorithm?
Which of the following is a true statement about the Caesar algorithm?
how a specific algorithm works and it can still provide protection through secrecy?
How is it possible that anyone can know how a specific algorithm works and it can still provide protection through secrecy?
Which of the following is a correct characteristic of this algorithm?
The Vigenere cipher was developed in the 16th century in France. Which of the following is a correct characteristic of this algorithm?
Which of the following security services are provided if a sender encrypts data with her private key?
Which of the following security services are provided if a sender encrypts data with her private key?