Cryptography in JavaScript, what the hell?!

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Information about Cryptography in JavaScript, what the hell?!
Technology

Published on February 14, 2014

Author: brnojs

Source: slideshare.net

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Cryptography in JavaScript, what the hell?!

cryptography in javascript what the hell?! ! brnojs a.k.a. stretnutie kamarátov javascriptu

introduction Cryptography What?

introduction Communication Alice Bob Eve

introduction Secure? Integrity

introduction Secure? Confidentiality

introduction Cryptography Why?

introduction Encryption and decryption ciphertext := Encrypt(key, message) ! message := Decrypt(key, ciphertext)

introduction Symmetric-key crypto C := E(K, M) M := D(K, C)

introduction Public-key crypto C := E(Kpublic, M) M := D(Kprivate, C)

problems Why is it hard? Entropy

problems Why is it hard? Performance

conclusion Konec Want to know more?

thank you for your attention Martin Kačmar @martinkacmar

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