Chapter 12. Cryptography Tools and Techniques
This chapter covers the following official CompTIA Security+ Certification exam objectives
• Summarize general cryptography concepts
• Use and apply appropriate cryptographic tools and products
(For more information on the official CompTIA Security+ Certification exam topics, see the “About the CompTIA Security+ Certification Exam” section in the Introduction.)
A cryptosystem or cipher system provides a method for protecting information by disguising (encrypting) it into a format that can be read only by authorized systems or individuals. The use and creation of such systems is called cryptography, which is often considered to be both an art and a science.
Cryptography dates back to the ancient ...
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