What is Public key cryptography primarily used for?
- A. Malware that encrypts a victim's files and demands payment for the decryption key.
- B. An attack in which an attacker secretly intercepts and relays communication between two parties.
- C. An encryption method that uses a pair of mathematically related public and private keys. ✓
- D. A software flaw that is exploited by attackers before the vendor releases a fix.
Correct answer
C. An encryption method that uses a pair of mathematically related public and private keys.
Explanation
Public key cryptography refers to an encryption method that uses a pair of mathematically related public and private keys.