| Abbreviation | Definition |
|---|---|
| BCCM | Business Continuity Consultancy and Management |
| BCI | Business Continuity Institute |
| BEF | Browser Exploitation Framework |
| BEK | Bulk Encryption Key |
| BI | Business Interruption |
| BIS | Boot Integrity Service |
| BISF | Business Information Security Firewall |
| BKE | Bilateral Key Exchange |
| BKL | Big Kernel Lock |
| BOS | Best Of Security |
| BPE | Byte Pair Encoding |
| BPI | Baseline Privacy Interface |
| BSG | Belonging Security Goal |
| BSIMM | Building Security In Maturity Model |
| BSP | Best Security Practices |
| BT | Back Trace |
| BUDR | Back-Up and Disaster Recovery |
| BWF | Barbed Wire Fence |
| CAA | Collusion Attack Algorithm |
| CAAR | Computer Assisted Accreditation Reporting |