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Wow, we (+Maxim Goryachy and Dmitry Sklyarov) have found two undocumented x86 instructions in Intel CPUs which completely control microarchitectural state (yes, they can modify microcode)

6 hours of debugging can save you 5 minutes of reading documentation

The memory is always more ordered on the other side of the fence

ellenkorbes junior-level important skills: ALGORITHMS RADIX TREE KUBERNETES CONTROL KEY 10K TWITTER, JIRA TICKETS, GÖDEL ESCHER BACH RUBY PYTHON DEVOPS DOCKER STANDUP BUGFIX WONTFIX BLOCKER RPC PROTO3 MALLOC CALLS WITHOUT A FREE senior-level: WE DIDN'T START THE FIRE

Who says Dragons can't fly into space?! Together with p4 and friends under the banner of "Poland Can Into Space" we've secured a place in the Hack-A-Sat finals by winning the qualification round (with 90 minutes left!) Wish us luck in the finals! 🚀 x.com/hack_a_sat/sta…

Dragon CTF 2021 has started! ctf.dragonsector.pl Have Fun, Good Luck! Reminder: This is a 24h CTF so start early :)

Dragon CTF 2021 is officially over! Congratulations to the winners: 1. Balsn (Balsn) 2. organizers (organizers) 3. More Smoked Leet Chicken (Leet More) Thank you for playing - GG!

Together with our friends - the amazing p4 - we've scored another🥈as 🇵🇱Poland Can Into Space🚀 at Hack-A-Sat 2021 (Hack-A-Sat)! Congratz to SolarWine for winning the competition and to DiceGang for the third place! #satellitehacking #ctf #nexttimeez1stplace

Together with Dragon Sector we've donated our winnings from Russian CTFs to humanitarian aid towards 🇺🇦#Ukraine! $3,000 from each team which we'll match from our #PolandCanIntoSpace winnings. $12,000 in total for Polska Akcja Humanitarna (PAH). #NoToWar 🇺🇦🇵🇱 #CTFforUA siepomaga.pl/ctfforua

Together with p4 we've donated our winnings from Russian CTFs to humanitarian aid towards 🇺🇦#Ukraine! $3,000 from each team which we'll match from our #PolandCanIntoSpace winnings. $12,000 in total for Polska Akcja Humanitarna (PAH). #NoToWar 🇺🇦🇵🇱 #CTFforUA siepomaga.pl/ctfforua

Winner winner chicken dinner 🦆Poland stronk 🇵🇱 💪 Once again we won Hack-A-Sat quals 🚀 together with Dragon Sector and friends! #HackASat3 🛰️

What do you get if you combine a bunch of dragons with elite p4 and friends? Yup, 1st place at Hack-A-Sat qualifiers 🛰️🛰️🛰️proving once again that 🇵🇱 Can Into Space 🚀🌌! #HackASat3 🌌🌌🌌🌌🌌🌌🌌 🌌🌌🌌🛰️🌌🌌🌌 🌌🌌🌌🌌🌌🌌🌌 ⬛️⬛️⬛️⬛️⬛️⬛️⬛️ 🌃🌃📡🐲🌃🌃🌉

A C riddle for today: does it compile and if it does, what is the type of b? int (*a)(int), b;

cursed CTF tactics #HAS3Finals

never trust the rules #HAS3Finals

Third time's a charm! Once again p4 and Dragon Sector have joined forces as the Poland Can Into Space team to conquer space 🇵🇱🚀🌌 and this time we did🏆! We won Hack-A-Sat, the space security competition! Thanks to🥈SpaceBitsRUs and🥉SolarWine for a fierce fight!

Poland Can Into Space confirmed! Together with p4 we have just won Hack-A-Sat🛰️hacking competition and $50000! Good game 💪! #HackASat3 🌌🌌🌌🌌🌌🌌🌌 🌌🌌🌌🛰️🐲🌌🌌 🌌🌌🌌🌌🌌🌌🌌 ⬛️⬛️⬛️⬛️⬛️⬛️⬛️ 🌃🌃📡🌃🌃🌃🌉

The results are in! Thank you to all the teams who participated, it was a wild weekend of fierce competition. Here are the crowned #HAS3Finals winners... Congrats! 🥇 Poland Can Into Space Dragon Sector p4 🥈 SpaceBitsRUs #SpaceBitsRUs 🥉 Solar Wine SolarWine

Today Poland Can Into Space placed fourth on Hack-A-Sat qualifier and we're going to Vegas! This year's finals will include hacking the Moonlighter platform on orbit! Can 🇵🇱🥫🚀 conquer real 🛰️? We'll find out during DEFCON 31.

Good Game! →→→ #37c3 Potluck CTF TOP 1 🥇💪 Kudos to Calle Svensson for making the CTF happen! ctftime.org/event/2199