DESkey provides the most secure, reliable and flexible means of software protection. Designed and manufactured on site in the UK by Data Encryption Systems and backed by service and support that is simply second to none.


The DESkey range of solutions combines ASICs (Application Specific Integrated Circuits), designed in-house by Data Encryption Systems, with secure single-chip microcontrollers to create complex algorithms and techniques to protect your software from illegal use and reverse engineering.

Our Technical Support team can advise and assist with interfacing your software direct to the DESkey to help you develop a protection system tailor-made to your requirements.

Data Encryption Systems was the first software security supplier to achieve ISO 9001 accreditation and now has more than 30 years' experience in the software security sector.