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(Page 1 of 6)
In this chapter, we looked at the
topics in the fourth domain of the Security+ exam, Basics of Cryptography.
You learned that cryptography involves
creating and using systems to encode and decode data, to improve data
privacy and data integrity. Cryptographic techniques are often expressed
as algorithms, or sequences of steps describing a detailed action (often
mathematical). Some basic terms are:
- Message (data that will be safeguarded by encryption)
- Plaintext (before state of the data,
prior to encryption)
- Cipher text (after state of the data,
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CertiGuide for Security+ (http://www.CertiGuide.com/secplus/) on CertiGuide.com
Version 1.0 - Version Date: November 15, 2004
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