| Abbreviation | Definition |
|---|---|
| PIN | Password In Numbers |
| PK | Primary Key |
| PKE | Public Key Encryption |
| PKT | Public Key Technology |
| PLBE | Private Linear Broadcast Encryption |
| PLEB | Physical Logical Encryption Backups |
| PMP | Password Manager Pro |
| PNE | Protection Needs Elicitation |
| POODLE | Padding Oracle On Downgraded Legacy Encryption |
| POODLE | Padding Oracle On Downloaded Legacy Encryption |
| PPSO | Proprietary Private Security Officer |
| PQC | Post-Quantum Cryptography |
| PRT | Password Reset Tool |
| PSBU | Physical Security Business Unit |
| PSG | Personal System Group |
| PSI | Praeger Security International |
| PSM | Protective Security Manual |
| PTCC | Pennsylvania Taxpayers Cyber Coalition |
| PTIN | Postini Threat Identification Network |
| PVSC | Power Vector Security Cover |