Appendix C. Security+ Acronym List

For its Security+ certification exam, CompTIA expects you to be familiar with many common industry acronyms. Table C.1 contains a list of the acronyms that you should know (more information on each can be found in the glossary as well as throughout the book).

Table C.1. Security+ Acronyms
AcronymDefinition
3DESTriple Digital Encryption Standard
ACLaccess control list
AESAdvanced Encryption Standard
AES256Advanced Encryption Standard 256 bit
AHAuthentication Header
ALEAnnual or annualized loss expectancy
AROannualized rate of occurrence
ARPAddress Resolution Protocol
AUPacceptable use policy
BIOSbasic input/output system ...

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