Secure products for a more secure world. Call: +44 (0) 1452 371999


As a specialist in the development and manufacture of TEMPEST, EMC and rugged computing and communications technology SST serves the government security and defence markets.

In the office or in the harshest environments, when data security is paramount, SST has the solution.

We also provide the facilities to test products to security and environmental conditions. As such, our services are in demand from military and government organisations throughout NATO, Europe and Australasia. This includes NATO agencies, ministries of defence, defence prime contractors, ministries of foreign affairs, and other government agencies.

We are part of the world’s largest TEMPEST developer and manufacturer. We’re also involved in the essential work of developing military hardware, which is supplied directly and indirectly to military and government security organisations around the world to ensure computing capability whatever the environment.