Security Researcher
Joined March 2014
- Tweets 143
- Following 631
- Followers 1,507
- Likes 565
2 Photos and videos
We have started announcing Recon 2026 Presentations recon.cx/2026/en/speakers.ht…
More talks to be announced soon once we have confirmations @frodosobon @realytcracker @allthingsida @hexnomad @0x464D @hunterbr72 @joegrand @clearbluejar @InvokeReversing @LennertWo @pinkflawd @Coiffeur0x90 @MathildeVenault @NicoleFishi19 @nicolodev @phLaul @SinSinology @i0n1c @mr_phrazer @tmanning @hex86_64
#REcon2026 #ReverseEngineering #InfoSec #cybersecurity
1
24
86
10,686
Mastho retweeted
Our training "Bug Hunting in Hypervisors" returns at @reconmtl in 2026!
Taught by researchers actively working on real-world hypervisor exploitation #Pwn2Own
Designed for security researchers, we will dive into VM escapes, hypervisor attack surfaces, and real-world exploitation
2
6
20
4,786
Mastho retweeted
8 Dec 2025
stop using ubuntu 24.04 to host your kernel pwn challenges lmao
kqx.io/post/qemu-nday/
5
88
562
71,420
Mastho retweeted
24 Nov 2025
If you missed HEXACON 2025 or want to rewatch some of the talks, they’re now available on our YouTube channel 📽️
Enjoy the content, and see you in 2026!
youtube.com/playlist?list=PL…
1
58
132
28,811
Mastho retweeted
14 Aug 2025
finally got around to writing up my windows exploit from pwn2own vancouver 2024! (plus some notes about using it on xbox) exploits.forsale/pwn2own-202…
6
92
354
40,248
Mastho retweeted
30 May 2025
Our new blog post is live: blog.dfsec.com/ios/2025/05/3…
2
84
262
59,773
Mastho retweeted
31 May 2025
@typhooncon is already over, but we enjoyed every minute ! During our talk "Journey To Freedom", we disclosed for the first time the details on the Windows LPE we used at Pwn2Own Vancouver 2024 after escaping from VirtualBox. Slides are already available: reversetactics.com/publicati…
13
43
5,158
Thrilled to share our latest deep dive into Windows Kernel Streaming!
Just presented this research at @offensive_con.
Check it out: devco.re/blog/2025/05/17/fra…
1
82
291
29,878
Mastho retweeted
18 Nov 2024
The report of the #FreeBSD audit conducted by @masthoon and @jbcayrou is finally out!
freebsdfoundation.org/blog/s…
39
73
7,966
Excited to share our research on Kernel Streaming! We discovered several vulnerabilities in it that we used at Pwn2Own this year.
Check it out: devco.re/blog/2024/08/23/str…
5
124
327
45,844
Mastho retweeted
17 Jun 2024
After nearly 10 years of existence, years of use in production on 10k computers.
The new PythonForWindows release is 1.0.0 \o/
This release adds three important things: official python 3 support, full Unicode support for py2/py3 & CI testing on GitHub ! github.com/hakril/PythonForW…
2
25
57
6,972
Mastho retweeted
3 Jun 2024
Ticket sales for #HEXACON2024 are now OPEN!
📆 4th & 5th of October 2024
🎫 Standard price: 1210€
🎟 Reduced price: 660€
hexacon.fr/register/
18
29
5,439
Mastho retweeted
29 May 2024
#HEXACON2024's call for paper is officially open!
📅 29 May - Mid July
▶️ cfp.hexacon.fr/hexacon-2024/
As always, thanks again for our committee members who are willing to dedicate some of their valuable time to assess and review the submissions!
1
18
27
9,398
Mastho retweeted
29 Apr 2024
Registration for trainings is now open! ⏳
Don't miss your chance to learn from the best and have a great time in Paris 🥐
hexacon.fr/register/
13
26
5,251
Mastho retweeted
18 Mar 2024
The team is getting ready for the next #Pwn2Own with some good stuff, stay tuned 😉
12
91
12,510
Mastho retweeted
26 Jan 2024
Here we are! 🥷 Masters of pwn for the third time 🎉 Congratulations to all the ninjas involved! #Pwn2Own
19
46
329
24,465
Mastho retweeted
8 Jan 2024
Have you ever wondered what the attack surface of Counter Strike: Global Offensive looks like? Our ninjas @myr463 and @v1csec studied it and found a server to client bug! Read more details about this research in our latest blogpost.
synacktiv.com/publications/e…
2
103
303
23,353
Mastho retweeted
5 Jan 2024
Our ninja @masthoon solved a tough challenge during @PotluckCTF with an ingenious approach: he built a decompiler for a custom ISA by lifting instructions to Binary Ninja IL. Read the "Pot of Gold" write-up (kudos to @bl4sty for creating the challenge): synacktiv.com/publications/l…
1
53
176
14,540