View Notes Here - http://www.evernote.com/l/AbH_ME9khnpI1pXdjfurZPfJqAAdaNb8v8g/ In this video, I have explained the below things as part of Security Testing: * Cryptography * Enables secret communication between two parties. * Encryption and Decryption of data during communication between two parties. * Algorithm and key are used for making this possible. * HTTPS = HTTP + SSL * Cryptography Techniques * Encryption * Symmetric Encryption * Asymmetric Encryption * Hashing * Encoding