The Guardian has deployed an anonymous messaging system for whistleblowers to contact journalists, designed by my colleagues including @lambda.bsky.social. It’s very elegant hackaday.com/2026/03/09/s...

Secure Communication, Buried In A News App

Cryptography is a funny thing. Supposedly, if you do the right kind of maths to a message, you can send it off to somebody else, and as long as they’re the only one that knows a secret little…

hackaday.com

The accepted talks for Real World Crypto 2026 are now online: rwc.iacr.org/2026/accepte... Thanks to everyone who submitted, and we look forward to the discussions at the symposium.

RWC 2026 accepted papers

Real World Crypto Symposium

rwc.iacr.org

EXCLUSIVE: This tech has been used to track heads of state, journalists, and maybe even you. @lighthousereports.com uncovered a vast surveillance empire whose untraceable tech has been used to target people in more than 100 countries. It has operated under the radar for decades. Until now.

A good post by Bruce Schneier: digital threat modeling under authoritarianism www.schneier.com/blog/archive...

Looking forward to presenting today with @itsibitzi.dev and @lambda.bsky.social at #rustconf!

RustConf@rustconf.com · last yr.

🎤 #rustconf Session Announcement: Daniel Hugenroth (@lambda.bsky.social), Sam Cutler, & Zeke Hunter-Green “Secure Messaging: Leveraging Rust to Create the Guardian’s Anonymous Whistleblowing System” → rustconf.com/schedule/#1473 #rustlang

The Guardian app’s own data flows make leaks indistinguishable from regular traffic — cutting off one of the easiest ways for a repressive government or a corporate boss to identify a leaker. www.niemanlab.org/2025/06/the-...

The Guardian’s new whistleblower tool buries leaks to journalists within its own readers’ everyday traffic

Think "I am Spartacus!" — but for leakers.

niemanlab.org

TODAY: GLAN, Sadaka and Al-Haq launch a multi-jurisdictional set of legal actions targeting #airbnb listings in Israel’s illegal settlements in the Occupied Palestinian Territory. Find out more: www.glanlaw.org/palestine-ai...

Multi-jurisdiction legal actions target Airbnb listings in illegal Israeli Settlements

Global Legal Action Network (GLAN), Sadaka – the Ireland Palestine Alliance and the Palestinian human rights organisation, Al-Haq launch of unprecedented trans-Atlantic set of legal actions targeting ...

glanlaw.org

Incredibly proud to have been a part of the team that made this a reality. Congratulations on the launch!

The Guardian@theguardian.com · last yr.

In a dangerous era for journalism – a powerful new tool to help protect sources

My team launched this today! A new tip-off platform based on research from the University of Cambridge. It's been a great collaboration :) For more technical details on the underlying protocol (CoverDrop) check out coverdrop.org

The Guardian@theguardian.com · last yr.

In a dangerous era for journalism – a powerful new tool to help protect sources

We launched CoverDrop 🎉 providing sources with a secure and anonymous way to talk to journalists. Having started five years ago as a PhD research project, this now ships within the Guardian app to millions of users—all of which provide cover traffic. Paper, code, and more info: www.coverdrop.org

Blowing the whistle on wrongdoing has always taken bravery. Secure Messaging is an important new tool that will make it easier for people to share confidential information and tips with journalists at the Guardian. theguardian.com/securemessaging_launch

Over the last year I’ve had the privilege of contributing to @theguardian.com’s Secure Messaging feature alongside my incredible colleagues. Launched today, Secure Messaging is a new way for whistleblowers to communicate anonymously with journalists within the Guardian news app.

SCOOP: Researchers from China are to be allowed access to half a million UK GP records despite western intelligence agencies’ fears about the authoritarian regime amassing health data. My latest @theguardian.com investigation. www.theguardian.com/technology/2...

Revealed: Chinese researchers can access half a million UK GP records

Medical information will be available from UK Biobank, despite western intelligence agencies’ security fears

theguardian.com

Since last summer I’ve been working with brilliant colleagues at the Guardian on an investigation into how two of the world’s biggest tourism companies, Airbnb and Booking.com, are helping Israeli settlers profit from stolen Palestinian land in the West Bank. www.theguardian.com/world/ng-int...

Seized, settled, let: how Airbnb and Booking.com help Israelis make money from stolen Palestinian land

As Israel deploys tanks in the West Bank for the first time in 20 years, we reveal how two of the world’s biggest travel companies are helping settlers commercialise stolen land

theguardian.com