11 Sep UK Crypto Day in Manchester: https://uk-crypto-day.github.io/2025/09/11/uk-crypto-day/

Together with @RikkeBjerg I'll be talking about our upcoming work with Ben Dowling and Simone Colombo: At-Compromise Security: The Case for Alert Blindness

Our work - with Ben Dowling and Dan Jones - formally analysing @matrix is out on eprint: https://eprint.iacr.org/2023/1300

Here is my attempt to summarise our interpretation: https://martinralbrecht.wordpress.com/2023/09/02/a-formal-cryptographic-analysis-of-matrix-core/

68 (UK affiliated) researchers working on security and privacy have raised alarms about provisions in the UK #OnlineSafetyBill: "our concern is that surveillance technologies are deployed in the spirit of providing online safety."

Read our letter here: https://haddadi.github.io/UKOSBOpenletter.pdf