| Acronym | Definition |
|---|
| TEMPEST | [not an acronym] Unclassified US government code word for compromising emanations; now called Emissions Security or EMSEC |
| TEMPEST | Transient Electromagnetic Pulse Emanation Standard (common, but incorrect) |
| TEMPEST | Transient Electromagnetic Pulse Surveillance Technology (common, but incorrect) |
| TEMPEST | Tiny Electromagnetic Particles Emitting Secret Things (unofficial backronym) |
| TEMPEST | Transient Electromagnetic Pulse Standard (common, but incorrect) |
| TEMPEST | Telecommunications Electronics Material Protected from Emanating Spurious Transmissions |
| TEMPEST | Transient Electromagnetic Pulse Emanation Surveillance Technology (common, but incorrect) |
| TEMPEST | Thermal, Electro-Magnetic and Physical Equipment Stress Testing |
| TEMPEST | Test for Electromagnetic Propagation and Evaluation for Secure Transmissions (common, but probably incorrect) |
| TEMPEST | Telecommunications and Electrical Machinery Protected from Emanations Security (electromagnetic compatibility) |