At DSEI 2025 in London, Thales announced the launch of its Datacryptor Model 5 (DCM5), which it describes as a sovereign cryptography system designed to help governments and defence organisations prepare for the risks posed by quantum computing.

According to the company, the device builds on earlier Datacryptor models but is “future-proofed” for a transition to post-quantum algorithms. It is aimed at governments, Five Eyes partners and multinational coalitions seeking to protect sensitive data.

Thales highlighted features including hardware-level customer-defined cryptography, claimed interoperability across multiple nations, and certification to meet UK CAPS High Grade and US FIPS 140-3 Level 3 standards.

Chris Edwards, Managing Director of Secure Communication and Protection activities at Thales UK, said the system was not just an incremental update but “a pivotal capability for nations that must safeguard their most sensitive data against the current cyber threat landscape and tomorrow’s quantum powered adversaries.”

Quantum computing is widely recognised by cybersecurity specialists as a looming challenge, with the potential to render existing public key encryption methods vulnerable once sufficiently powerful systems emerge.

Thales claims it has already secured an initial customer for DCM5, though details were not provided.

The company emphasises that the system will integrate with existing networks and maintain backward compatibility with earlier Datacryptor models, suggesting it is positioning DCM5 both as a replacement and as part of long-term fleet upgrades.

Lisa West
Lisa has a degree in Media & Communication from Glasgow Caledonian University and works with industry news, sifting through press releases in addition to moderating website comments.

2 COMMENTS

  1. It’s important with get the dry, boring stuff right. While internal MOD use is important, making sure the crypto is solid while still being able to communicate with allies needs a concerted effort across NATO and others. This stuff often start with 5-Eyes members and moves outward. I wonder if AUKUS will be the driver in the shift to quantum safe encryption.

  2. Model 5 ? So were the first 4 versions not very good then ?
    Apparently the iphone 17 is better than the previous 16 too ! kerching ££££££

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