* TEMPEST and QinetiQ: electronic eavesdropping counter-measures* Tempest information, professional testing environment, and equipment modifications, done by GBS* TEMPEST systems and measurements, done by Eurotempest* Soft Tempest: Hidden Data Transmission Using Electromagnetic Emanations (.pdf file)* Publicly released version of NACSIM 5000* Tempest—Tempest - EMSEC Prevention of electronic eavesdropping, design engineering, manufacturing, HERF, EMP, and EMI-EMC Testing services, Shielding effectiveness testing.
* Soft Tempest: Hidden Data Transmission Using Electromagnetic Emanations (.pdf file)* Tempest -- TEMPEST - EMSEC Prevention of electronic eavesdropping, design engineering, manufacturing, HERF, EMP, and EMI-EMC Testing services, Shielding effectiveness testing.