Reference
AVSEC Glossary & Abbreviations
Last updated: 6 Jul 2026Reviewed by Ms. Rubab Nizami, Lead AVSEC Faculty
In short
Every aviation-security acronym, defined in plain English — from AVSEC and BCAS to XBIS, AEP and the 9 classes of dangerous goods. 42 terms in all.
Core
Regulator
Force
Operator
Global
Access
Screening
- XBIS— X-Ray Baggage Inspection System
- DFMD— Door Frame Metal Detector
- HHMD— Hand-Held Metal Detector
- ETD— Explosive Trace Detection
- HBS— Hold Baggage Screening
- SLPC— Secondary Ladder Point Check
- PESC— Pre-Embarkation Security Check
- LAGs— Liquids, Aerosols and Gels
- Prohibited Item— Prohibited Item
- CT Scanner— Computed Tomography Scanner
- Body Scanner— Full-Body Scanner (AIT)
- Screening— Security Screening
- Pat-Down— Pat-Down Search