Understand why cryptography exists, how symmetric and asymmetric encryption work together, and the essential tools that protect every internet transaction.
The CIA Triad and Kerckhoffs's Principle
Two families that protect the internet together
Transposition, substitution, stream, and block ciphers
Encryption, hashing, and digital signatures
The trapdoor function and computational security
Kerckhoffs's Principle says a cryptosystem should remain secure even if…
Which combination is correct for the CIA Triad?
RSA's security depends on which problem being hard?