
Pascal Gujer
@pascal_gujer
security researcher | speaker | trainer | lockpicking | evil maid attacks | maker | https://threema.id/MPK39EB8 | https://infosec.exchange/@evilmaid
🔐 Want to break BitLocker with real tools, not just slides? This is your last chance to grab a spot at early bird pricing for our Breaking BitLocker training at Black Hat USA 2025. Over two intense, hands-on days you’ll: 🧠 Learn how TPM internals work 🪛 Solder onto a real…


Join us today for the October Security Meetup in Zurich Schiffbau - or next week in Bern, Basel, Lucerne & Lausanne👍 Relaxed discussions with likeminded people🤓 beerontuesday.ch/?p=906

✈️ Flight delay hack: Instead of doomscrolling, I asked ChatGPT to turn all my past chats into a todo list of unfinished projects to actually get s*** done while waiting... Got clarity, not clutter. 👉 Stop wasting wasted time. Try it: “Go through our past chats and create a todo…

It's poisonous. I have colleagues who reside in Israel who I deeply respect. Likewise, I have colleagues who reside outside of Israel, but live in 'Middle-Eastern' countries, who I deeply respect. Inevitably, regardless of any shred of objectivity brought to the metaphorical…
📞 “Let’s go big first — let’s call the CEO.” That’s the opening line I just overheard in the Social Engineering Village @sec_defcon … and yes, they’re currently trying to sweet-talk their way into an airline’s internal systems. Meet the “Rizz Kitties” — a team competing in one…

🚀 DEF CON has officially kicked off! 🎉 Just made it through the main entrance and it‘s real, not dreaming, we are here again! If you’re here wandering the halls, hunting for talks, or just soaking up the hacker vibes — come say hi! I especially love meeting newcomers — they…
If you ask me, which talk you should visit at DEFCON - here is your answer… 😇😎🥳
What friends do for friends at @BlackHatEvents : Jump starting an iPhone with an iPhone and sharing some energy (literally) ⚡️😂 CC: @madbad9er @V4characters

🎤 “Welcome to the stage… the founder of Black Hat: Jeff Moss!” And Jeff walks on, smiles, and says: “Well… that wasn’t intimidating at all.” 😅 That’s the thing about Black Hat — behind the big stage, bright lights, and intense topics, this event is all about people. 💬 Talk…

The biggest event of the year is about to get started! @BlackHatEvents is again @MandalayBay and brings together the whole cyber security community! Looking forward for two intense but awesome days full of networking, new ideas, vulnerabilities and overall meetingold and new…
What a blast! 😵💫 Honestly, I kinda feel like our luggage right now: Wasted, a little wacky… but super happy! ✨ And hey, the feedback forms agree! 💥 Now heading to the Trainer Party @BlackHatEvents 🥳🥳🥳 So… should we get a new one, or keep it because it looks kinda cute?…
All set. ✅ Hardware prepped, bags unpacked, room wired, classroom (almost) ready. Breaking BitLocker at @BlackHatEvents kicks off tomorrow — and we can’t wait to meet our full house of participants! 🔐🔥 From the suite to the stage — hardware trainings are a different kind of…



Just in time for @BlackHatEvents and @defcon 🥳
hashcat v7.0.0 released! After nearly 3 years of development and over 900,000 lines of code changed, this is easily the largest release we have ever had. Detailed writeup is available here: hashcat.net/forum/thread-1…

Team Popp Schweiz has landed in Vegas! 🇨🇭✈️🎰 Fully sold-out Breaking BitLocker course 🔐 Customs? Smooth. Hardware? Sorted (barely fits in 12 suitcases 😅). Prep? Intense. Fun? Guaranteed. Hardware-based trainings hit different - 1 day and two nights left to wire everything up.…


🔑 Announcing: International BitLocker Recovery Key Day – July 19th! One year ago, many learned the hard way: If your system fails or TPM states change, you could lose access without your BitLocker recovery key saved offline! Storing keys in Active Directory (AD) is common, but…

Guess what we‘re up to!? 😇 Yes - right - #bitpixie 😎 As part of our #BreakingBitLocker Training in Zurich we train three different attacks against BitLocker TPM-only setups… Next training is @BlackHatEvents in Las Vegas, NV: hos.direct/bhusa25-23aug 🚨only 1 seat left! 🚨…

Got asked for tweezers last weekend—tick emergency while we were out fishing. ✅ Luckily, my first aid kit had everything. Removed the tick. Then came the talk: ticks, FSME, Lyme, vaccines… 🎯 Reminder: • Use fine tweezers • Pull slow, don’t twist • Disinfect • Monitor for…


Archetyp Market – one of the longest-running darknet drug markets with over 600 000 users – is no more. 💻 Infrastructure dismantled 👤 Admin arrested 💰 EUR 7.8M seized Read more in our press release ⤵️ europol.europa.eu/media-press/ne…

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