| Abbreviation | Definition |
|---|---|
| EHSS | Environment Health Safety and Security |
| EHSS | Environment Health Safety Security |
| EI | Encryption Items |
| EISS | Electric Infrastructure Security Summit |
| EKM | Encryption Key Manager |
| EKMP | Enhanced Key Management Protocol |
| ENCRYPT | Encryption |
| ENCS | European Network for Cyber Security |
| ENDEX | END of EXercise |
| ENSA | Network Security Administrator |
| EOL | End of Life |
| EOP | Elevation Of Privilege |
| EOS | Ethereum Only S***ier |
| EOT | Encryption of things |
| EPAP | Enhanced Prior Authorization Program |
| EPIC | Ecosystems Partnership in Innovation and Cybersecurity |
| EPIC | Emergency Public Information Center |
| ERN | Encryption Registration Number |
| ESAF | Executive Security Action Forum |
| ESARO | Employment Security Appeals Referees Office |