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9 October 2025 Join our geospatial experts and discover how we are working with the UK public sector to help transform data using innovative geospatial mapping solutions.

15 - 16 October 2025 CGI is supporting this year’s Highways UK event

Alan Dawes
Alan Dawes

Public Key Infrastructure (PKI) and Post-Quantum Cryptography (PQC), what does it mean to defence?

03 September 2025 This blog outlines what post-quantum cryptography means for defence, and why it isn’t just an IT upgrade, it's a national security imperative. The challenge lies in the scale of modernisation, strategic importance of cryptographic trust, and urgency posed by quantum...

1-2 October 2025 We are excited to announce that CGI is an official sponsor of FOSS4G:UK 2025, the UK’s leading conference for Free and Open-Source Software for Geospatial (FOSS4G).

Quantum computing threatens today's cryptography. Discover why Post-Quantum Cryptography is a business imperative and how to start your transformation today.

CGI helped the ONS build a secure, modern business register that improves access, reporting and usability while meeting government digital standards.