Grzegorz Zieliński @sleepunderflow
Security Consultant at Nettitude, UK. Loves pentesting, RE and everything low level Joined January 2015-
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So an AMD engineer and 2 Google engineers walk into a bar... and write an article about how "Hello World" in #Python works. The article turns out to be 26 pages. From Python, through C, WinAPI/Kernel, font rendering, to GPU. Enjoy! gynvael.coldwind.pl/?lang=en&id=754 asawicki.info/news_1762_hell…
So an AMD engineer and 2 Google engineers walk into a bar... and write an article about how "Hello World" in #Python works. The article turns out to be 26 pages. From Python, through C, WinAPI/Kernel, font rendering, to GPU. Enjoy! gynvael.coldwind.pl/?lang=en&id=754 asawicki.info/news_1762_hell…
Introducing Native macOS Implants to PoshC2! PoshC2 can now be used in a macOS environment for all your Command & Control needs🍎by @l0gan54k. labs.nettitude.com/blog/poshc2-in…
Check out Part 3 of our VM detection series! This months technique works by detecting the presence of the Hyper-V RAW network protocol. It's written by @gsuberland. labs.nettitude.com/blog/vm-detect…
Ok this is slightly insane. OpenType (the common font format) actually supports simple scripts inside the font for complex characters and such. So a guy WROTE AN ENTIRE GAME INSIDE A FONT called Fontemon that you play by typing letters on the keyboard. coderelay.io/fontemon.html#…
My privacy analysis of web browser/w3c Magnetometer sensor, the ability of websites to read magnetic field around the user. Does it facilitate leaks, and what are the risks? blog.lukaszolejnik.com/privacy-analys…
I've compiled a summary of every original public iOS kernel exploit from app context since iOS 10, describing the high-level exploit flow to get stable kernel read/write. The trends of how these exploits have evolved over time are quite interesting: googleprojectzero.blogspot.com/2020/06/a-surv…
Noticed that twitter is being weird and making it look like this only has the link to part 2, so here's the link to part 1 again, hopefully with a pic this time: medium.com/@yardenshafir2…
The WinDbg data model is awesome and still being ignored by way too many people! So I wrote a guide for using it, hoping it would change your debugging experience the same way it changed mine: medium.com/@yardenshafir2… medium.com/@yardenshafir2…
The next Express.js web security challenge has arrived! (Level 4) challenges.gynvael.stream:5004 Best of luck! :) P.S. You don't need to know previous levels to have fun with this one. Some tags: #Expressjs #Nodejs #JavaScript #CTF #Hacking #Infosec #Wargames #OhMy
The next Express.js web security challenge has arrived! (Level 4) challenges.gynvael.stream:5004 Best of luck! :) P.S. You don't need to know previous levels to have fun with this one. Some tags: #Expressjs #Nodejs #JavaScript #CTF #Hacking #Infosec #Wargames #OhMy
Another Express.js web security challenge! (Level 3) challenges.gynvael.stream:5003 The code is very short - can you still find the solution? Same tags: #Expressjs #Nodejs #JavaScript #OhMy
Another Express.js web security challenge! (Level 3) challenges.gynvael.stream:5003 The code is very short - can you still find the solution? Same tags: #Expressjs #Nodejs #JavaScript #OhMy
Here's Level 2 of the Express.js web security challenge :) challenges.gynvael.stream:5002 Good luck! Some tags: #Expressjs #Nodejs #JavaScript #OhMy
Here's Level 2 of the Express.js web security challenge :) challenges.gynvael.stream:5002 Good luck! Some tags: #Expressjs #Nodejs #JavaScript #OhMy
Bored and looking for a 5 minute web security challenge? http://35.204.139.205:5000/
Today we're making GitHub free for teams of unlimited size, for private and public work. 🎉 Every developer on earth should have access to GitHub, and price shouldn't be a barrier. github.blog/2020-04-14-git…

Scriptmonkey_ @scriptmonkey_
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Jordan Pitcairn @JordanPitcairn
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wslconf - the WSL com... @wslconf
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Scriptmonkey_ @scriptmonkey_
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shenetworks @shenetworks
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Ryan Castellucci @ryancdotorg
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Jordan Pitcairn @JordanPitcairn
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Steve Syfuhs @SteveSyfuhs
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532K Followers 1K Following Please don’t report crimes via X. For non-emergencies, call 101. In an emergency, always dial 999. For all other enquiries, visit our website.
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152K Followers 2 Following A programming language empowering everyone to build reliable and efficient software. ** This account is no longer active. Follow us on other platforms! **
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31K Followers 353 Following hi, I'm amos! 🍃 they/them 🐿️ co-host of https://t.co/pBmj7XFdNi 🫐 teacher, video maker, software mercenary ✨ be kind, be curious
Win Icons 2 @winicons2
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wslconf - the WSL com... @wslconf
318 Followers 332 Following The WSL community conference. #WSLConf microWSLConf is September 10th, register today: https://t.co/Ic2U2GkSJL Telegram channel: https://t.co/TNYoOqS5P7
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Thrustmaster Official @TMThrustmaster
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Microsoft Flight Simu... @MSFSofficial
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18K Followers 270 Following Security & Privacy. Data Protection. Research. Engineering. Analyst. Policy. W3C. Consultant. Author. Ph.D, LL.M. @warstudies
Unfollow Bug Bot @unfollowbugbot
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NSA Cyber @NSACyber
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Command Line Magic @climagic
190K Followers 11K Following Cool Unix/Linux Command Line tricks you can use in $TWITTER_CHAR_LIMIT characters or less. Here mostly to inspire. Also on https://t.co/YYJE9JpVnF
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casey @varcharr
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Kayla Cinnamon ☕ @cinnamon_msft
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System32comics_Advanc... @System32comicsA
15K Followers 11 Following user.follow("@System32Comics"); if ( user.UnderstandProgramming() ){ user.follow("@System32ComicsA"); }
Bad Packets by Okta @bad_packets
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Logical Increments @logicalinc
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Internet of Shit @internetofshit
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