Applied Symmetric Cryptography

Java, Tutorial - No Comments » - Posted on May, 13 at 6:24 pm

Cryptography in essence tries to solve three main real world problems.

Confidentialty
Integrity
Authenticity

Lets consider there are two people Alice and Bob who want to communicate with each other, and Eve is trying to eaves drop on the communication. The communication is said to be confidential if eve is not able to understand what messages Alice and Bob […]

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Writing an Interpretter Using JavaCC

Java, Tutorial - 18 Comments » - Posted on January, 15 at 11:37 am

Ever wondered how an interpreter works ? Well, while evaluating parser generators for executing expressions I wrote this small example.
Getting to the basics
What is an Interpreter ?
An interpreter is a computer program that executes the program given to it as an input. In contrast, a compiler generates machine code for the program given to it, […]

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