The Guardian and Cambridge University's Department of Computer Science unveil new secure technology to protect sources
The Guardian and Cambridge University's Department of Computer Science unveil new secure technology to protect sources

www.theguardian.com
The Guardian launches Secure Messaging, a world-first from a media organisation, in collaboration with the University of Cambridge

Academic paper: https://www.cl.cam.ac.uk/techreports/UCAM-CL-TR-999.pdf