Cryptography

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and tries hard to figure out how they work. A Cracker has malicious intent, a hacker may or may not intend to commit an act of fraud. It is possible to be a hacker and a cracker at the same time. Crackers like to break into systems for the pure joy of destroying. Some hackers have decided to help system administrators either make their system more secure or catch a person who has committed a computer crime. This is where I fit in I anonymously help others find security leaks and help them seal them.I look for bugs in software that must be fixed, test different methods of cracking codes or just give pointers on how to keep the people that use the system from revealing how to access the system. So naturally I chose , not only because of my interests but because it presented me with a way to learn about .
First I learned about in the past. The Romans were the first to substitute a letter for a letter in a normal progression in what is called the Julius Caesar Method. In World War II a ...

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