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Hi! I'm Don. @ethicalhacker

#Dad & #CyberSecurity OG! Co-Founder @justhackinghq w/ @_JohnHammond. Founder of The Ethical Hacker Network and ChicagoCon. Fun project = @diySTEAM #LifeIsGrand Chicago, IL Joined June 2008
  • Tweets
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Hi! I'm Don. retweeted
JustHackingHQ Profile Picture

Just Hacking Training (JHT) @JustHackingHQ

a hour ago

🕵Live Training Oct 31🕵 Get 10% Off Mishaal Khan's "Level Up OSINT" in-person at #BSidesChicago! Online courses are great, but there's no substitute for 8+ hours 1:1 with Mishaal. events.humanitix.com/bsideschicago-… ACT NOW & spend the day with: 💻 @_JohnHammond - Script-Based Malware…

Hi! I'm Don. retweeted
_JohnHammond Profile Picture

John Hammond @_JohnHammond

10 hours ago

Hello. The Huntress CTF is back for its third year. October 1st through October 31st with new challenges each and every day, all month long. Free to play, register at any time (even while the game is running!) and play whenever you want at your leisure. ctf.huntress.com

Hi! I'm Don. retweeted
JustHackingHQ Profile Picture

Just Hacking Training (JHT) @JustHackingHQ

3 days ago

🤖 Live Training Oct 31 🤖 Hardware Hacking 101 by DEF CON Black Badge Winner! Learn techniques for embedded systems security research & pentesting w/ take home kit. events.humanitix.com/bsideschicago-… 💸Now 10% Off! Trevor Stevado AKA @_t1v0_, Lead of the @EmbeddedVillage at @defcon,…

Hi! I'm Don. retweeted
_JohnHammond Profile Picture

John Hammond @_JohnHammond

4 days ago

A few months ago I flew to New York to film in the Good Morning America studio, for a segment on the "grandparent scams" where bad actors use AI to impersonate family members and steal money. Last night it aired on @Nightline! 🥳 Incredible opportunity, thank you for having me!💙

Hi! I'm Don. retweeted
JustHackingHQ Profile Picture

Just Hacking Training (JHT) @JustHackingHQ

4 days ago

📣 Live Training Oct 31📣 "Vibe Coding for Responsible Adults" Solo AI projects are fun, but I need team efficiency for production code at work. Help! events.humanitix.com/bsideschicago-… 💸 Get 10% Off! There’s nothing wrong with using AI for individual help, but we’ve all seen the horror…

Hi! I'm Don. retweeted
JustHackingHQ Profile Picture

Just Hacking Training (JHT) @JustHackingHQ

4 days ago

Launch Discount ends soon!🚦

JustHackingHQ Profile Picture

Just Hacking Training (JHT) @JustHackingHQ

2 weeks ago

Launch Discount ends soon!🚦

Hi! I'm Don. retweeted
NASA Profile Picture

NASA @NASA

5 days ago

LIVE: Hear from the astronauts flying aboard the Artemis II test flight — the first crewed Artemis mission — in early 2026. Their ~10-day mission will launch from @NASAKennedy in Florida, fly around the Moon, and splash down in the Pacific Ocean.

Hi! I'm Don. retweeted
CaidoIO Profile Picture

Caido @CaidoIO

5 days ago

Caido is now available in Kali Linux 2025.3! You can now install the desktop app or the CLI, each with a single command.

kalilinux Profile Picture

Kali Linux @kalilinux

6 days ago

Caido is now available in Kali Linux 2025.3! You can now install the desktop app or the CLI, each with a single command.

Hi! I'm Don. retweeted
kalilinux Profile Picture

Kali Linux @kalilinux

6 days ago

Kali Linux 2025.3 Release (Vagrant & Nexmon) kali.org/blog/kali-linu…

Hi! I'm Don. retweeted
NASA Profile Picture

NASA @NASA

5 days ago

.@SecDuffyNASA: Nothing embodies the American Dream more than our Astronaut Candidate Class of 2025. One of these ten could be the first person to set foot on the surface of Mars. Welcome to the Golden Age of Human Space Exploration! 💫🇺🇸🧑‍🚀

Hi! I'm Don. retweeted
JustHackingHQ Profile Picture

Just Hacking Training (JHT) @JustHackingHQ

6 days ago

Have fun today in the #IoTVillage at #InfoSecNashville brought to you by @ISSA_MidTN! Stop by to get JHT stickers and some hands-on #IoT hacking. When all else fails... Forget the Noise, Get to justhacking.com.😃

IoTvillage Profile Picture

IoT Village @IoTvillage

6 days ago

Have fun today in the #IoTVillage at #InfoSecNashville brought to you by @ISSA_MidTN! Stop by to get JHT stickers and some hands-on #IoT hacking. When all else fails... Forget the Noise, Get to justhacking.com.😃

Hi! I'm Don. retweeted
JustHackingHQ Profile Picture

Just Hacking Training (JHT) @JustHackingHQ

6 days ago

🆓New Upskill Challenge 🆓 Free lesson by CTI expert Jennifer Funk on what Threat Intelligence Feeds are, why a list of IoCs aren't the same as intelligence and how to bridge the gap. justhacking.com/uc/uc-threat-i… In this UC, you’ll learn: 📜 What threat intelligence feeds are 📜 How…

Hi! I'm Don. retweeted
JustHackingHQ Profile Picture

Just Hacking Training (JHT) @JustHackingHQ

a week ago

New Upskill Challenge🆓Cybersecurity Pros don't have to be full on devs. Learn to code small Python CLI Apps with Brandon Keath to help be more efficient on the job! justhacking.com/uc/uc-python-c… This is the 1st of many UCs and Courses in Brandon's new ongoing series for JHT on…

Hi! I'm Don. retweeted
JustHackingHQ Profile Picture

Just Hacking Training (JHT) @JustHackingHQ

a week ago

🆓New Upskill Challenge🆓In @at1as' last free lesson, this 4x DEF CON CTF winner introduced RE software. This time learn the basics of Reverse Engineering Hardware! justhacking.com/uc/uc-reverse-… By the end of this UC, you should have a high-level understanding of: - What is Hardware…

Hi! I'm Don. retweeted
torproject Profile Picture

The Tor Project @torproject

2 weeks ago

Out now: Tails 7.0, built on Debian 13 (Trixie) and GNOME 48 (Bengaluru). 🚀 Faster startup, upgraded apps & hardware support. ✨ 🌐 blog.torproject.org/new-release-ta…

Hi! I'm Don. retweeted
_JohnHammond Profile Picture

John Hammond @_JohnHammond

a week ago

Learn Python! x.com/i/broadcasts/1…

Hi! I'm Don. retweeted
vast Profile Picture

Vast @vast

2 weeks ago

Haven-1, the world's first commercial space station and America’s next space station, is now fully welded and will soon begin testing ahead of integration.

Hi! I'm Don. retweeted
BleepinComputer Profile Picture

BleepingComputer @BleepinComputer

2 weeks ago

Microsoft: WMIC will be removed after Windows 11 25H2 upgrade - @serghei bleepingcomputer.com/news/microsoft… bleepingcomputer.com/news/microsoft…

Hi! I'm Don. retweeted
mikko Profile Picture

@mikko @mikko

2 weeks ago

Black Hat has posted my full keynote from Black Hat USA 2025. What an amazing stage, and 12,000 people in the audience. Thank You. Here's the video. youtube.com/watch?v=H14EhT…

Hi! I'm Don. retweeted
BleepinComputer Profile Picture

BleepingComputer @BleepinComputer

2 weeks ago

Microsoft says Windows September updates break SMBv1 shares - @serghei bleepingcomputer.com/news/microsoft… bleepingcomputer.com/news/microsoft…

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