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Jfer

@jfersec.bsky.social
10 followers 1 following 10 posts

Cyber operations software developer. President at CompSec Direct. I stream cyber security software development on twitch.tv/jfersec

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Jfer @jfersec.bsky.social · 09/08/2026
Went to defcon, and the merch line was nuts! 😆 @defcon.bsky.social Met Jeff M. , Paul N. And Ada Wong what an event! Looking forward to next year.
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Jfer @jfersec.bsky.social · 20/06/2026
Network defenders and network engineers, take a look at our free pcap visualizer. Create reports, png/svg/mp4 exports. Integrates with abuse.ch and ipstack for ip and dns lookups, and it all runs from your browser. Securely store api, findings you mark. #pcap #networkmap github.com/compsecdirec...
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Jfer @jfersec.bsky.social · 27/12/2025
🗺️ Network Maps using nmap scans to drawio format. 🫢 Hover over a host, and see open port info as tooltips. ✈️ Super fast, non-networked, free. GitHub -> github.com/compsecdirec... #nmap #drawio #network #maps #CompSecDirect
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Jfer @jfersec.bsky.social · 09/12/2025
youtu.be/tAaXngf5ah0?...
youtu.be
REACTing to JS in December of 2025 with the Proof that Shelly Works for Concepts on the CVE 55182
YouTube video by CompSec Direct
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Jfer @jfersec.bsky.social · 11/10/2025
Check out Breach Village at Security BSides Northern Virginia room 1311. @bsidesnova.bsky.social CTF at breach.kleared4.com Winner gets BSides PR eBadge.
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Jfer @jfersec.bsky.social · 05/08/2025
Did a short reverse engineering video of an old home brew game for Yugioh. The game was made in Visual Basic 5. #reverseengineering #gamehacking #hacking #retrogames #indiegame #yugioh #homebrew #legacy youtu.be/8JM0g-e4CXM
youtu.be
Reverse Engineering Edo's Yu-Gi-Oh! PC Game Yugioh fan game
YouTube video by Jaded Cyber
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Jfer @jfersec.bsky.social · 29/07/2025
Cyber Security Pyramid ranked by Roles, Skills and Threat Levels. I made an accurate depiction of what the cybersecurity/IT field looks like to me. Would love to hear your thoughts. New terms here too. #cyber #cybersecurity #cyberjob #cyberskills #cyberthreat #devs www.youtube.com/watch?v=kh5G...
youtube.com
Cyber Security Pyramid Ranked by Roles, Skills and Threat Levels
YouTube video by CompSec Direct
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Jfer @jfersec.bsky.social · 28/07/2025
Here is ROCKY, Analyze Windows Event Logs + Mitre Attack IDs. Free on github.com/compsecdirect/dfir/ #dfir #incidentresponse #freecyber #cybersecurity #windows
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Jfer @jfersec.bsky.social · 28/07/2025
My name is @jfersec.bsky.social and I just joined. I develop cyber security software. Who should I follow here for reverse engineering, and advanced cyber security topics like exploit dev? @hacks4pancakes.com @cybersecurity.bsky.social @whit.zip @retr0.id #cyber #dfir #forensic #reverseengineering
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