It's DC4420 tonight, and we've got Daniel Raines talking about his experience with physical access control systems. Details and directions at #defcon #london.

And like magic, we've got two talks! Jessica Wilson @sweetserenity28 will talk about automating forensics, and Nick Dunn is back to show how new OWASP Top 10s would have stopped HAL 9000. Details and directions at

We're back at the Greene Man tomorrow (Tuesday 24th June). But we don't have any talks yet, does anyone have a last-minute one they want to give? #defcon #london.

RT @jaysonstreet: Hope to see some of my friends at #InfosecurityEurope tomorrow. 😊. Also I have a @defcon care package for the @DC4420 @de….

We've got two talks tomorrow evening at the Greene Man! @xoreipeip is talking about Cisco phones, and Nick Dunn will explain SOSL injection #defcon #london.

RT @rfidiot: If you're in London tomorrow (Tuesday 29th April 2025) why would you not be here: Our first regular m….

We're back! Join us on Tuesday 29th for two talks at the Greene Man near Euston #defcon #london.

In the meantime, our friends at @BSidesBSK will be meeting up on 19 May

Despite radio silence, we're still alive, and actively looking for venues and speakers. Please drop us a DM if you have any suggestions!.

We ended up in the UK's oldest cinema (first showing in 1896). Massive thanks to @craigsblackie and @RegentStCinema for a great evening

We're at the Regent Street Cinema, just round the corner. DM if you're lost!.

Does anyone have access to an office near Oxford Circus? Asking for a friend

Yep, watch this space. We should have an update in the next 20 mins or so

RT @craigsblackie: Catch me tonight @DC4420 talking about ATM hacking!.

DC4420 is back as usual on Tuesday (29th)! We've got @craigsblackie to tell us all about hacking ATMs. Still space for a second talk #defcon #london.

There won't be a formal DC4420 on Tuesday, as the venue was booked up at the same time as last month, and we've been unable to find a good alternative. Some of us will be at the Phoenix for drinks, and we'll be back as usual for November!.

RT @defcon: To spice up your weekend and get you pumped for the upcoming release of the #DEFCON30 talks on Youtube, please enjoy Bill Gray….

RT @esdaniel: Fun wih small dose of mayhem at @DC4420 last night. Many thanks to organisers for finding new venue at shortest notice I've w….

RT @pgl: Bizarre and Unusual Uses of #DNS.Rule 53: If you can think of it, someone's done it in the DNS". Slides from the presentation I di….