Information Security Commons^™

An Overview Of Cryptography (Updated Version 26 February 2017), Gary C. Kessler

Gary C. Kessler

There are many aspects to security and many applications, ranging from secure commerce and payments to private communications and protecting health care information. One essential aspect for secure communications is that of cryptography. But it is important to note that while cryptography is necessary for secure communications, it is not by itself sufficient. The reader is advised, then, that the topics covered here only describe the first of many steps necessary for better security in any number of situations.