Tuesday, March 19, 2019

2019 March Cryptography


Cryptography or cryptology (from Ancient Greekκρυπτόςtranslit. kryptós "hidden, secret"; and γράφειν graphein, "to write", or -λογία -logia, "study", respectively[1]) is the practice and study of techniques for secure communication in the presence of third parties called adversaries.[2] More generally, cryptography is about constructing and analyzing protocols that prevent third parties or the public from reading private messages;[3] various aspects in information security such as data confidentialitydata integrityauthentication, and non-repudiation[4] are central to modern cryptography. Modern cryptography exists at the intersection of the disciplines of mathematicscomputer scienceelectrical engineeringcommunication science, and physics. Applications of cryptography include electronic commercechip-based payment cardsdigital currenciescomputer passwords, and military communications. Wiki's

Materials from University of Washington, USA, Please, Click Here!

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