IT Terminology Abbreviations and Acronyms

1. OSS
   Open Source Software
2. OSSIM
   Open Source Security Information Management
3. OST
   Outside Surface Temperature
4. OSTC
   Open System Testing Consortium
5. OTA
   Over The Air
6. OTC
   Operating Telephone Company
7. OTDR
   Optical Time Domain Reflectometer
8. OTFE
   On-The-Fly Encryption
9. OTM
   Oracle Transportation Management
10. OTN
    Optical Transport Network
11. OTP
    On-Line Transaction Processing
12. OTP
    One Time Password
13. OTP
    Open Trading Protocol
14. OTP
    one-time programmable
15. OTPROM
    One Time Programable ROM
16. OTS
    Off-the-Shelf/Over-the-Shoulder
17. OU
    Organizational Unit
18. OUI
    Organizationally Unique Identifier
19. OVF
    Open Virtualization Format
20. OVHD
    Overhead

Last updated: May 24, 2020 — Total entries: 5,667