| Abbreviation | Definition |
|---|---|
| ASPECT | Automated Security Protocol Examination and Checking Tool |
| ASVS | Application Security Verification Standard |
| ATO | Authority To Operate |
| AU | Authenticated User |
| AU | Authorized User |
| AUP | Acceptible Use Policy |
| AUS | Anonymous Undeniable Signature |
| AV | Access Violation |
| AV | Anti-Virus |
| AVA | Automated Virus Analysis |
| AVC | Access Vector Cache |
| AVC | AntiVirus Comparatives |
| AVG | Anti-Virus Group |
| AVP | Anti-Virus Protection |
| AVPE | Anti-Virus Policy Enforcement |
| AVS | Access Verification Service |
| AVS | Anti-Virus Station |
| AVZ | AntiVirus by Oleg Zaitsev |
| AWAE | Advanced Web Attacks and Exploitation |
| B | Breach |