Cryptography

Cryptography is the skill of making and breaking codes.

Nowadays, cryptography is often used to make online communications and transactions more secure.

What is quantum cryptography?

A blockchain is a growing list of records, called blocks, which are linked and secured using cryptography.

This is one of the weak points of public key cryptography.

"Where cryptography scrambles information so it cannot be understood, steganography attempts to camouflage information so the intended message is not observed," Johnson said.

Holonym: cryptology

We might abate...the strange cryptography of Gaffarell in his Starrie Booke of Heaven.

[A] man named Satoshi Nakamoto posted a research paper to an obscure cryptography listserv describing his design for a new digital currency that he called bitcoin.