Nicolas Grégoire
@agarri.fr
📤 4456
📥 617
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Web hacker 😈 Burp Suite Pro trainer 👨🏫 Maintainer of
@mastering-burp.agarri.fr
🛠️
pinned post!
Come to Roma 🇮🇹 in September and attend the only in-person public training session I'll give in 2026! 👨🏫 And if you like camping with other hackers (as I do), stay over the weekend for the 3-day long RomHack Camp 🏕️
romhack.io/training/
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RomHack Training
https://romhack.io/training/
17 days ago
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Feeling lazy but dreaming of posting like your favorite influencer? Here's a solution ✨🤖✨
www.cringebot3000.com
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LinkedIn CringeBot 3000
Transform any topic into peak LinkedIn thought leadership guaranteed to make your followers shudder.
https://www.cringebot3000.com/
1 day ago
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Come to Roma 🇮🇹 in September and attend the only in-person public training session I'll give in 2026! 👨🏫 And if you like camping with other hackers (as I do), stay over the weekend for the 3-day long RomHack Camp 🏕️
romhack.io/training/
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RomHack Training
https://romhack.io/training/
17 days ago
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Another highly satisfied trainee 😎 👨🏫 If you want to take the online version of my Burp Suite course, there are two opportunities really soon (March in French, April in English)
hackademy.agarri.fr/sessions
And if you want to indulge your company a private session (like this company did), ping me!
about 1 month ago
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Nicolas Grégoire
Spring is just around the corner, and that's when I offer online training courses on Burp Suite Pro 👨🏫 Two sessions are planned (in English and French), and there are still a few spots left in each. Contact me to get an early-bird discount code! 💰
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Agarri
Training
https://hackademy.agarri.fr/2026
about 2 months ago
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Spring is just around the corner, and that's when I offer online training courses on Burp Suite Pro 👨🏫 Two sessions are planned (in English and French), and there are still a few spots left in each. Contact me to get an early-bird discount code! 💰
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Agarri
Training
https://hackademy.agarri.fr/2026
about 2 months ago
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Nicolas Grégoire
James Kettle
about 2 months ago
Thanks to everyone who nominated & voted in the top ten! The panel of
@irsdl.bsky.social
,
@agarri.fr
,
@liveoverflow.bsky.social
and myself are hard at work reviewing the 15 finalists... we're hoping to announce the winners next week!
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In case you didn't vote yet (2 days left!), let me tell you that your participation is critical 🗳️ Indeed, the panel (that I'm part of) will only process the top X results and it may contain some sh*tty entries (because of ballot stuffing 🥴) So please do your part! 🙏
add a skeleton here at some point
about 2 months ago
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It's time to vote for your favorite Web Hacking Techniques of 2025 🗳️
portswigger.net/polls/top-10...
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Top 10 web hacking techniques of 2025
Welcome to the community vote for the Top 10 Web Hacking Techniques of 2025.
https://portswigger.net/polls/top-10-web-hacking-techniques-2025
2 months ago
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Nicolas Grégoire
The 2026 online public sessions of my "Mastering Burp Suite Pro" course have been published 📅 - March 24th to 27th, in French 🇫🇷 - April 14th to 17th, in English 🇬🇧
hackademy.agarri.fr/2026
PS: feel free to ping me if you'd like to temporarily block a seat or are looking for a 10% coupon 🎁
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Agarri
Training
https://hackademy.agarri.fr/2026
4 months ago
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I'm slowly going though the talks from the CCC congress. Here's my favorites so far... ⤵️
2 months ago
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Nicolas Grégoire
Anna’s Archive is an incredible project aimed at preserving humanity’s knowledge and culture Their latest exploit is a near-full backup of Spotify. It includes 86 million songs, representing around 99.6% of listens 🎶
annas-archive.org/blog/backing...
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Backing up Spotify
We backed up Spotify (metadata and music files). It’s distributed in bulk torrents (~300TB). It’s the world’s first “preservation archive” for music which is fully open (meaning it can easily be mirro...
https://annas-archive.org/blog/backing-up-spotify.html
3 months ago
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Anna’s Archive is an incredible project aimed at preserving humanity’s knowledge and culture Their latest exploit is a near-full backup of Spotify. It includes 86 million songs, representing around 99.6% of listens 🎶
annas-archive.org/blog/backing...
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Backing up Spotify
We backed up Spotify (metadata and music files). It’s distributed in bulk torrents (~300TB). It’s the world’s first “preservation archive” for music which is fully open (meaning it can easily be mirro...
https://annas-archive.org/blog/backing-up-spotify.html
3 months ago
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Nicolas Grégoire
SeanWrightSec
3 months ago
Looks like the final OWASP Top 10 (2025) has been published:
owasp.org/Top10/2025/
. Based on commits, looks like this happened 5 days ago.
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OWASP Top 10:2025
OWASP Top 10:2025
https://owasp.org/Top10/2025/
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Nicolas Grégoire
3 months ago
Good read
github.com/readme/guide...
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Publishing your work increases your luck
In 12 months, @aarondfrancis changed his life by bypassing fear and embracing risk. Now, he’s working his dream job @tuple. Get his full story on The ReadME Project:
https://github.com/readme/guides/publishing-your-work
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Nicolas Grégoire
The Hacker's Choice (1995)
3 months ago
THC Release 💥: The world’s largest IP<>Domain database:
ip.thc.org
All forward and reverse IPs, all CNAMES and all subdomains of every domain. For free. Updated monthly. Try: curl
ip.thc.org/1.1.1.1
Raw data (187GB):
ip.thc.org/docs/bulk-da...
(The fine work of messede 👌)
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#Protip
Need to go really fast and HEAD is disabled? Use GET and the Range header...
3 months ago
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Nicolas Grégoire
Phrack Zine
3 months ago
The wait is over! Phrack 72 40th Anniversary Edition is available now. Order straight to your doorstep — the perfect gift for your fellow hacker, just in time for the holidays 🎄 No need to go to rely on the warez scene with scans anymore 😅 Order here:
www.lulu.com/shop/phrack-...
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Nicolas Grégoire
The Hacker's Choice (1995)
3 months ago
THC Release: 🎄Smallest SSHD backdoor🎄 - Does not add any new file - Survives apt-update - Does not use PAM or authorized_keys Just SSHD trickery....adds one line only. More at
thc.org/tips
👌
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Looking for a Christmas gift for yourself?
#burp
#training
#2026 There’s 9 seats left for the English-speaking session, and 5 for the French-speaking one
add a skeleton here at some point
3 months ago
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Great article 💎
add a skeleton here at some point
3 months ago
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Printed version of Paged Out #7, collected during GreHack 2025 🤩
3 months ago
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This vulnerability was the inspiration for the first step of the Panel challenge we played during last week’s Grehack CTF But we found a dumb bypass 😎
add a skeleton here at some point
4 months ago
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reposted by
Nicolas Grégoire
Molly White
4 months ago
www.citationneeded.news/issue-91/#tr...
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Issue 91 – GDP on the blockchain
The regulator set to take on primary crypto oversight is down to a single Commissioner, and new pro-crypto PACs focus on installing more Republicans in the midterms
https://www.citationneeded.news/issue-91/#trump-family-business-interests
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Nicolas Grégoire
ANSSI
4 months ago
📜 L’4N551 4 un3 m1551on 9our vou5. S1 vou5 l’4cc3973z, vou5 s3r3z 4m3n3 4 : *53rv1r l’1nt3r37 g3n3r4l 37 9ro73g3r l4 N471on f4c3 4 l4 m3n4c3 cy83r ; *1nc4rn3r l’3xc3ll3nc3 fr4nç4153 3n m4713r3 d3 cy83rd3f3n53. 9our 7rouv3r vo7r3 m1551on : 🔗
www.welcometothejungle.com/fr/companies...
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Stealth (from Team-Teso, Phrack staff and other groups) passed away earlier this year 😢 I didn't know him personally, but his groundbreaking research has been a constant influence on my career
www.thc.org/404/
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https://www.thc.org/404/
4 months ago
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Here's the recording of the stream we made earlier this week with
@laluka.bsky.social
,
@thesytten.bsky.social
and
@rhynorater.bsky.social
If you speak French, you may appreciate its title: "Caido de Noël" 😄 🎁 🎅
www.youtube.com/watch?v=JvUm...
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EP 208 EN | Caido de Noel ? Ft. @Agarri_FR @Rhynorater @TheSytten
YouTube video by Laluka
https://www.youtube.com/watch?v=JvUmHkUXed8
4 months ago
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Nicolas Grégoire
Matt Blaze
4 months ago
I really want to know the full story behind this epic hack, and yet I also hope it is never solved.
add a skeleton here at some point
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Nicolas Grégoire
Samuel Groß
4 months ago
I've uploaded the slides of my recent talk "JS Engine Security in 2025":
saelo.github.io/presentation...
. I think there'll also be a recording available at some point (otherwise I can make one as not everything's in the slides). Fantastic conference as usual, big thanks to the PoC Crew!
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https://saelo.github.io/presentations/poc_25_js_engine_security_in_2025.pdf
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The 2026 online public sessions of my "Mastering Burp Suite Pro" course have been published 📅 - March 24th to 27th, in French 🇫🇷 - April 14th to 17th, in English 🇬🇧
hackademy.agarri.fr/2026
PS: feel free to ping me if you'd like to temporarily block a seat or are looking for a 10% coupon 🎁
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Agarri
Training
https://hackademy.agarri.fr/2026
4 months ago
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A little command-line trick... 🛠️ 🤓 You can use `rev` twice in order to process something from right to left. For example, in order to sort /etc/passwd by shell: cat /etc/passwd | rev | sort | rev
4 months ago
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La Quadrature du Net n'est pas contente des récents articles sur GrapheneOS, et elle a bien raison ! 👿 🇫🇷
add a skeleton here at some point
4 months ago
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Nicolas Grégoire
Evariste
4 months ago
This year, I have gone back to talk at cybersecurity conferences, presenting the talk "app.alert(1) is the new alert(1)", at BSides Sofia and BSides Krakow. I have analyzed 4 CVEs: now you can find 3 PoCs in my GitHub :) because slides are cool, but code is better:
github.com/luigigubello...
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GitHub - luigigubello/bsides-2025: My talk "app.alert(1) is the new alert(1): PDF files as a vector to inject JavaScript code in web applications", presented at BSides Sofia 2025 and BSides Krakow 202...
My talk "app.alert(1) is the new alert(1): PDF files as a vector to inject JavaScript code in web applications", presented at BSides Sofia 2025 and BSides Krakow 2025. - luigigubello/bsid...
https://github.com/luigigubello/bsides-2025
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reposted by
Nicolas Grégoire
Juliet Turner
4 months ago
POV: you are a young woman celebrating a recent academic success
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reposted by
Nicolas Grégoire
4 months ago
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4 months ago
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Nicolas Grégoire
Laluka
4 months ago
Hoy, c'est CE SOIR à 21H ! Dernier heads-up, mettez votre meilleur rappel / mémo / réveil, ou demandez à votre chat de vous ping ! Au programme : Hack Web / Hack IoT / Devops / Troll / Stories / CLI Tools / AI / Red-Team & Le QUIZZ ! Ah, et des goodies à gagner aussi, bc why not ! 🙃
add a skeleton here at some point
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Nicolas Grégoire
NorthSec
4 months ago
🔗 Conférence complète/Full Talk:
youtu.be/pq0NMN9HHOY
🎟️ Billets/Tickets NorthSec 2026:
nsec.io
#NorthSec
#cybersecurity
#infosec
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NorthSec 2025 - Wendy Nather - Keynote: A Tabletop As Big As the World
YouTube video by NorthSec
https://youtu.be/pq0NMN9HHOY
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Argument injection (and RCE) in three distinct AI agents
blog.trailofbits.com/2025/10/22/p...
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Prompt injection to RCE in AI agents
We bypassed human approval protections for system command execution in AI agents, achieving RCE in three agent platforms.
https://blog.trailofbits.com/2025/10/22/prompt-injection-to-rce-in-ai-agents/
4 months ago
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How the hack of a card shuffler presented at Blackhat 2023 by IOActive was used IRL by the mafia and some NBA members
archive.is/7Pm1E
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https://archive.is/7Pm1E
4 months ago
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reposted by
Nicolas Grégoire
Laluka
4 months ago
LA soirée du 200ème épisode est annoncée ! 👀 RDV ce Mardi 18 à 21h sur (oui comme d'hab en fait..) : 💌
www.twitch.tv/thelaluka
💌
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AppSec Ezine - 612th edition
#AppSec
#Security
📚
pathonproject.com/zb/?2aa664fa...
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AppSec Ezine
https://pathonproject.com/zb/?2aa664faaf82292f#ZEfzy8qLJVy7uGGCPcDICfyL/lPz6UFi3aDFr8IvIrA=
4 months ago
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Both Chrome and Firefox will disable XSLT in 2026 🪦 I fully agree with them: nobody uses this technology anymore in a browser, and it's full of bugs (as my previous research demonstrates)
bugzilla.mozilla.org/show_bug.cgi...
developer.chrome.com/docs/web-pla...
4 months ago
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Nicolas Grégoire
The release candidate of the OWASP Top 10 2025 has been released
owasp.org/Top10/2025/0...
The definitive release should be out on November 20th
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Introduction - OWASP Top 10:2025 RC1
OWASP Top 10:2025 RC1
https://owasp.org/Top10/2025/0x00_2025-Introduction/
4 months ago
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Bizarrement, personne ne brandit l’article 40 du CPP pour les vidéos de Sainte-Soline publiées par Libération… 🥴
www.dailymotion.com/video/k1Tvpm...
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Tirs interdits et volonté de blesser : révélations sur les violences des gendarmes à Sainte-Soline
Dailymotion video by Libération
https://www.dailymotion.com/video/k1TvpmgAEaO9y4E9pew
4 months ago
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AppSec Ezine - 611th edition
#AppSec
#Security
pathonproject.com/zb/?7a6539c0...
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AppSec Ezine
https://pathonproject.com/zb/?7a6539c03cb9bc49#t3tL+C4XTqcvoVFjKcHqzwKudi/E7dZkS2tbNiRQ9lE=
4 months ago
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The release candidate of the OWASP Top 10 2025 has been released
owasp.org/Top10/2025/0...
The definitive release should be out on November 20th
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Introduction - OWASP Top 10:2025 RC1
OWASP Top 10:2025 RC1
https://owasp.org/Top10/2025/0x00_2025-Introduction/
4 months ago
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reposted by
Nicolas Grégoire
0xacb
4 months ago
If you still haven't: set up a JS file monitor to send you notifications via Telegram or Slack every time your target app JavaScript gets updated, a great way to stay on top of updates 👾
https://github.com/robre/jsmon
There's also a fork with Discord support:
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GitHub - seczq/jsmon: a javascript change monitoring tool for bugbounties
a javascript change monitoring tool for bugbounties - GitHub - seczq/jsmon: a javascript change monitoring tool for bugbounties
https://github.com/seczq/jsmon
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reposted by
Nicolas Grégoire
Kaitlin Kal Lee🖤
5 months ago
"who radicalized you" Nothing radicalized me, I was born with basic empathy. The world decided that was radical.
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If you want to see beautiful pictures (and that’s an euphemism) in your feed, simply follow
@armandsarlangue.bsky.social
4 months ago
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If this is NOT corruption, then I wonder what corruption looks like 🤔
add a skeleton here at some point
4 months ago
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