Lennaert (@lennaert89) 's Twitter Profile
Lennaert

@lennaert89

Follow for #infosec #hacking #osint #dfir #bugbounty! | Head Triage @intigriti | ex. @zerocopter | Head CSIRT @divdnl | also: @hacknotcrime @orangecon

ID: 78527633

linkhttps://dfirsec.nl calendar_today30-09-2009 06:00:09

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OrangeCon (@orangecon_nl) 's Twitter Profile Photo

Big news: our trainings are live! This year, we’re offering 13 hands-on courses led by top-notch experts. Whether you’re into AI security, social engineering, hardware hacking, or diving deep into mobile apps, there's something for everyone—whether you're red, blue, or somewhere

Big news: our trainings are live!

This year, we’re offering 13 hands-on courses led by top-notch experts. Whether you’re into AI security, social engineering, hardware hacking, or diving deep into mobile apps, there's something for everyone—whether you're red, blue, or somewhere
Lennaert (@lennaert89) 's Twitter Profile Photo

Ready to kick off Insomni'hack day 2! Hit me up if you want to connect and chat #bugbounty, send a message or find me in my Intigriti hoodie. Got some cool stickers to hand out.

Ready to kick off <a href="/1ns0mn1h4ck/">Insomni'hack</a> day 2! Hit me up if you want to connect and chat #bugbounty, send a message or find me in my <a href="/intigriti/">Intigriti</a> hoodie. Got some cool stickers to hand out.
Bug Bounty Village (@bugbountydefcon) 's Twitter Profile Photo

🚨📢 Call for Volunteers! 📢🚨 Bug Bounty Village @ DEF CON 33 is looking for in-person & remote volunteers to help make this year’s event epic! If you’re passionate about bug bounty & community, apply now! 🔗 bugbountydefcon.com/call-for-volun… #DEFCON #BugBounty #Volunteer

Scott McGready 🐿🏴󠁧󠁢󠁳󠁣󠁴󠁿 (@scottmcgready) 's Twitter Profile Photo

We still have one or two sponsor slots available for this and want to showcase some of the best companies at our event. Interested? Or think your company might be? Give us a shout!

OrangeCon (@orangecon_nl) 's Twitter Profile Photo

Orangecon CFP has opened: we are looking for talks and workshop proposals. Please share your research! The deadline for submissions is 2025-07-31 23:59 (UTC). FYI: for talks we're primarily looking for new and original content. For workshops we're in search of 1-2 hour

Orangecon CFP has opened: we are looking for talks and workshop proposals. Please share your research! The deadline for submissions is 2025-07-31 23:59 (UTC). 
FYI: for talks we're primarily looking for new and original content. For workshops we're in search of 1-2 hour
OrangeCon (@orangecon_nl) 's Twitter Profile Photo

Join the 3-day practical training on Bluetooth Low Energy & NFC/RFID security at OrangeCon with Slawomir Jasek (Slawomir Jasek). Learn to sniff, jam and hijack BLE connections, clone RFID cards, exploit hotel systems, and hack smart locks—real-world attacks with a hardware kit to

Join the 3-day practical training on Bluetooth Low Energy &amp; NFC/RFID security at OrangeCon with Slawomir Jasek (<a href="/slawekja/">Slawomir Jasek</a>).
Learn to sniff, jam and hijack BLE connections, clone RFID cards, exploit hotel systems, and hack smart locks—real-world attacks with a hardware kit to
OrangeCon (@orangecon_nl) 's Twitter Profile Photo

At OrangeCon, we offer affordable hands-on trainings and insightful talks. No nonsense, just real skills and knowledge. Grab your hacker hoodie and join us for a laid-back, yet impactful experience. #OrangeCon #Cybersecurity

At OrangeCon, we offer affordable hands-on trainings and insightful talks. No nonsense, just real skills and knowledge. Grab your hacker hoodie and join us for a laid-back, yet impactful experience. #OrangeCon #Cybersecurity
OrangeCon (@orangecon_nl) 's Twitter Profile Photo

Join Roman Stuehler’s 2-day hands-on training and learn to dump firmware, bypass protections, and glitch locked chips. This training includes a €300 hardware kit! Details and registration: orangecon.nl/trainings/hard… At Orangecon you'll hack hardware like a pro!

Join Roman Stuehler’s 2-day hands-on training and learn to dump firmware, bypass protections, and glitch locked chips. This training includes a €300 hardware kit!  
Details and registration: orangecon.nl/trainings/hard… 
At Orangecon you'll hack hardware like a pro!
OrangeCon (@orangecon_nl) 's Twitter Profile Photo

OrangeCon is open for CFP! Working on something exciting in cybersecurity? Submit your talk and maybe you’ll be part of the 2025 lineup: pretalx.com/orangecon-2025/

OrangeCon is open for CFP! Working on something exciting in cybersecurity? Submit your talk and maybe you’ll be part of the 2025 lineup: pretalx.com/orangecon-2025/
OrangeCon (@orangecon_nl) 's Twitter Profile Photo

Early bird tickets for OrangeCon are available until June 1st. If you’re thinking about coming, now’s a good time to grab your spot and save a little. Hope to see you there! Tickets: shop.weeztix.com/7e7d3a09-0e9f-…

OrangeCon (@orangecon_nl) 's Twitter Profile Photo

OrangeCon 2025 is on the way, and we’re looking for Villages. Got a project, activity, or idea to share? Host a table and help shape the most creative part of the conference. It’s all happening 5 September in Amsterdam. Space is limited, so don’t wait. Info & sign-up:

OrangeCon (@orangecon_nl) 's Twitter Profile Photo

Learn how to protect yourself from online attackers tracking your info by joining our OSINT Cyberhunt training on 1 September in Amsterdam led by ethical hacker Bas Cijsouw. Use code OSINTYOUROCON for €100 off (€989 incl. VAT). Register at orangecon.nl/trainings/osint

Learn how to protect yourself from online attackers tracking your info by joining our OSINT Cyberhunt training on 1 September in Amsterdam led by ethical hacker Bas Cijsouw. Use code OSINTYOUROCON for €100 off (€989 incl. VAT). Register at orangecon.nl/trainings/osint
Intigriti (@intigriti) 's Twitter Profile Photo

The Intigriti team is ready to connect with the incredible hacking community at the world's largest cybersecurity conference. 🚀 Come and drop by at the Bug Bounty Village! We'll be there to chat about bug bounties, share stories, and meet fellow security researchers! 🤠 More

The Intigriti team is ready to connect with the incredible hacking community at the world's largest cybersecurity conference. 🚀 

Come and drop by at the Bug Bounty Village! We'll be there to chat about bug bounties, share stories, and meet fellow security researchers! 🤠

More