A known-plaintext attack (KPA) occurs when a hacker uses pairs of both encrypted and unencrypted data to figure out the encryption algorithm or key. In this attack, the hacker has access to both the ...

Study unravels secrets of history’s ‘most mysterious manuscript’ - Study shows how mystery text could be done entirely by hand using 15th-century materials ...

Before we move into the meat of this article, let’s define a couple terms related to cryptography. The syllable crypt may make you think of tombs, but it comes from a Greek word that means “hidden” or ...

Quantum secure direct communication transmits secret information directly without encryption. Recently, a research team led by Prof. Gui-Lu Long from Tsinghua University proposed a ...