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x41-dsec.de/security/train… What are Tabletop Exercises (TTX) and why they matter to companies.
X41 performed an audit of Hickory DNS which is an open source Rust based DNS client, server, and resolver. We were sponsored by the great folks at @OSTIFofficial and supported by @ProssimoISRG Our full report can be downloaded here: x41-dsec.de/security/resea…
X41 Reviewed Mullvad VPN x41-dsec.de/news/2024/12/1… Many thanks to the @mullvadnet team for the professional and good interaction during this audit!
🙏 The eSIM/eUICC Security Training at @hardwear_io was also a lot of fun for me to hold. I'm happy to have had such a knowledgeable group with a great dynamic!
🙏 The eSIM/eUICC Security Training at @hardwear_io was also a lot of fun for me to hold. I'm happy to have had such a knowledgeable group with a great dynamic!
X41 released two advisories this week, one for Antragsgrün x41-dsec.de/lab/advisories… and one for chilkat x41-dsec.de/lab/advisories…
OSTIF weathered through an audit of CycloneDDS with @EclipseFdn and @X41Sec. We hope it takes you by storm- ostif.org/cyclndds-audit…
📢 Attention all security engineers, researchers and developers! Let's uncover the secrets of eSIM along with @marver at #hw_ioNL2024; learn about secure deployment practices, potential attack surfaces, and much more! Link: hardwear.io/netherlands-20… #esim #euicc #securityexperts
We just published our research on the use of power side channel analysis for fuzzing: x41-dsec.de/news/2024/05/2…
Advisory X41-2024-001: Weak Chilkat PRNG x41-dsec.de/lab/advisories…
X41 reviewed the source code of BIND9 for security issues on behalf of the @ISC . More details and the full report are available here: x41-dsec.de/news/security/…
Markus Vervier (@marver) and Eric Sesterhenn will provide a training NULLCON Berlin 2024. Register now!
Learn from the best! "How to find bugs in large code bases" by Eric Sesterhenn @X41Sec t2.fi/schedule/2024/…
Can you find vulnerabilities in large software projects such as Git? Join the training by Eric Sesterhenn and @marver at @nullcon Berlin 2024: nullcon.net/berlin-2024/tr…
Want to know how to audit large software projects effectively? Eric Sesterhenn and myself will teach what you need to know @nullcon: nullcon.net/berlin-2024/tr…
We are thrilled to Welcome back @X41Sec as our Happy Hour Sponsor 🥂 Let’s play some #HackerBingo Register with Early Bird Discount: nullcon.net/berlin-2024/re… #NullconBerlin2024 #cybersecurity #infosecconference
BIND9 9.19.17 was released, which contains fixes for several issues we reported. Make sure to update: downloads.isc.org/isc/bind9/9.19…
@OpenSearchProj underwent a security audit with us and @X41Sec thanks to funding by @awscloud ! This collaboration was not only a joy to perform but an achievement to report upon. Search the details at ostif.org/opensearch-aud…
Our audit of @EnvoyProxy with @X41Sec is released today! We are incredibly proud of this engagement, and I'd say more about what happened but I can't fit it all in this tweet. So, read our blog and the audit report here ostif.org/envoy-security… for all the details!
Gareth Heyes \u2028 @garethheyes
37K Followers 1K Following JavaScript for hackers: Learn to think like a hacker. https://t.co/e0aNEbEDk5
LiveOverflow 🔴 @LiveOverflow
156K Followers 1K Following wannabe hacker... he/him 🌱 grow your hacking skills @hextreeio
Synacktiv @Synacktiv
20K Followers 271 Following Offensive security company. Dojo of many ninjas. Red teaming, reverse engineering, vuln research, dev of security tools and incident response.
Nicolas Grégoire @Agarri_FR
27K Followers 631 Following Web hacker and Burp Suite Pro trainer Refer to https://t.co/D5tRH7U2hg for trainings Follow @MasteringBurp for free tips and tricks
Richard Johnson @richinseattle
18K Followers 3K Following Computer Security, Reverse Engineering, and Fuzzing; Training & Publications @ https://t.co/mloVP6rPB7; hacking the planet since 1995; Undercurrents BOFH
James Kettle @albinowax
79K Followers 94 Following Director of Research at @PortSwigger aka @Burp_Suite. Find my research, tools & contact details at https://t.co/vP6UbGmvl3
Joxean Koret (@joxean... @matalaz
8K Followers 4K Following سمووحخ ̷̴̐ خ ̷̴̐ خ ̷̴̐ خ امارتيخ ̷̴̐ خ 巴斯克恐怖 జ్ఞffective.Power لُلُصّبُلُلصّبُررً ॣ ॣh ॣ ॣ 冗జ بٍٍٍٍََُُُِّّّْرٍٍٍٍََُُِِّّّْآٍٍٍَُّ🦠بٍٍٍٍََُُُِّّّْرٍٍٍٍََُُِ
crazyman_army @CrazymanArmy
6K Followers 3K Following CTFer / APT hunter / RedTeam / BlueTeam the member of @r3kapig the leader of @ShadowChasing1 CVE-2022-30190 find job opportunities opinions are own not group
Markus Vervier @marver
3K Followers 591 Following Security Vulnerability Coach, responsible for @x41sec and @persistent_psi Tweets here are my own.
Kevin Shakwa @sh4kw4
2 Followers 76 Following
Timothée @the1ock5mith
0 Followers 86 Following
hik hok @hikhok998371
0 Followers 35 Following
Rhejerm @Rhejerm7446
35 Followers 1K Following
Oxdine @DINESHPrathi12
225 Followers 7K Following #CybersecurityResearcher #Ethical Hacking #Pentester #IoT #CodeReview #WirelessSecurity #Automotive #NatureEnthusiast
nano_sumoy @NSumoy41392
1 Followers 429 Following
D. @hooghod
36 Followers 1K Following
Cuiawtaux @Cuiawtaux909
21 Followers 977 Following
hesar @hesar101
950 Followers 753 Following
スペースタジン @zaidsahli
521 Followers 1K Following spices, mint and lfo's hardchaabi continuum hypernetics esoteric counter unit archmage 99 en peuf https://t.co/h0m6J9Aq10
kibe Mukami @KibeMukami48825
0 Followers 66 Following
Michal Beneš @MIKE_rowaveOven
13 Followers 185 Following AppSec Engineer | Computer Security Student
Navneet Soni @navn33tSoni
36 Followers 762 Following
st01c @st01c__
2 Followers 133 Following
BB-ELON @EntireWLD
297 Followers 3K Following I See I See What You Don’t See….. $ELON $SPC $QRL $XCN $CFG $NMR
Kiows ✡︎ @zzzenkay
12 Followers 399 Following
Hektik @HektikSec
8 Followers 218 Following
pablo palma @pablopalmappr
4 Followers 444 Following
Leo @leolin113
56 Followers 2K Following
n0f0n3 @n0f0n3
8 Followers 364 Following
sebsrt @s3bsrt
143 Followers 481 Following I like to break stuff CTF player w/ @ARESxCTF @aboutblankets @malta_ctf
maitai @MaitaiThe
354 Followers 1K Following BSc Computer Science Engineering | 25 | CTF @fibonhack | Security @Doyensec | Trying to find my way | Opinions are mine | 🍭
Saad Fellahi @SaadFellahii
35 Followers 218 Following Penetration Tester & Security Researcher at @we_pwn. Student at @1337FIL
d4rkc0nd0r @d4rkc0nd0r
258 Followers 537 Following
杨 @yng86524389
18 Followers 551 Following
brutexploiter @brutexploiter
506 Followers 831 Following Security Researcher | Bug Bounty Hunter | Mechanical Engineer
__main()__ @nvimlov3r
84 Followers 1K Following
Callisthenes Don @andmeics
166 Followers 5K Following F1B6 7C52 5DA5 00B5 D8F3 E62B B59B C698 6D93 2B51
Anas eladly @0xanas_eladly
695 Followers 372 Following penetration tester | Bug bounty hunter | EWPTXv2 | EMAPT
i @The15thProphet
50 Followers 965 Following
At0M1C @SeyitogluSerdar
0 Followers 266 Following
Shivam Goyal @g33kyshivam
1K Followers 3K Following Appsec @Zomato | Mobile Security | Web Developer Opinions are my own. RTs != endorsement.
Rehi @gghbfdrbuy6
4 Followers 69 Following
serdar @serdar715631
4 Followers 472 Following
Matthew Green is on B... @matthew_d_green
150K Followers 1K Following I teach cryptography at Johns Hopkins. Mostly on BlueSky these days at https://t.co/GI4QlxZr2S.
mdowd @mdowd
32K Followers 746 Following Internet Hacker. Founder of @vigilant_labs. Previously, co-founder of Azimuth Security (now L3Harris Trenchant)
Alex Ionescu @aionescu
47K Followers 2K Following Chief Technical Innovation Officer @crowdstrike. Windows Internals author and trainer. He/Him. RTs are not endorsements, opinions are my own.
Markus Vervier @marver
3K Followers 591 Following Security Vulnerability Coach, responsible for @x41sec and @persistent_psi Tweets here are my own.
OSTIF Official @OSTIFofficial
2K Followers 805 Following Non-profit org that connects open-source projects with security resources. We are the Open Source Technology Improvement Fund.
Harry / Leonard @_HarryR_
147 Followers 232 Following [email protected] IT-exorcist | breaks (into) computers for fun | @cccac | THW | glider pilot, cyclist | politics | former @rwth and @viper_rexus member
luismerino @iamcorso
354 Followers 165 Following This place is not a place of honor... no highly esteemed deed is commemorated here... nothing valued is here. What is here was dangerous and repulsive to us.
Adrian Chirita @chiadi_rav
54 Followers 754 Following Computer forensics, Device drivers, Computer security researcher and developer.
ACXIT - A Stifel Comp... @acxitcapital
267 Followers 263 Following A leading international #CorporateFinance & #FinancialAdvisory firm for mid-market clients and #entrepreneurs in Europe & beyond. https://t.co/sR7fPsCNxh
Chris Valasek @nudehaberdasher
17K Followers 147 Following Ringleader of https://t.co/qbccrF8noZ | Pittsburgh Panther H2P | Car hacker
HD Moore @hdmoore
87K Followers 509 Following Founder & CEO of runZero (@runZeroInc), previously the founder and lead developer of Metasploit, a CSO, a consultant, and the head of various research teams.
Dave Aitel @daveaitel
28K Followers 2K Following Cyber Security Researcher | Policy Analyst | Partner at https://t.co/OpZchMm8Sz | @[email protected]
Alex Sotirov @alexsotirov
14K Followers 250 Following Co-founder and CTO at Trail of Bits, Inc. Occasional rockstar.
Adam Langley @agl__
12K Followers 149 Following
Tanja Lange @hyperelliptic
6K Followers 175 Following
Daniel J. Bernstein @hashbreaker
22K Followers 24 Following Designing cryptography (deployed now: X25519, Ed25519, ChaCha20, sntrup, Classic McEliece) to proactively reduce risks. Coined phrase "post-quantum" in 2003.
Natalie Silvanovich @natashenka
45K Followers 2K Following Tamagotchi Hacker. Google Project Zero. She/her.
j00ru//vx @j00ru
37K Followers 826 Following (Mostly) Windows hacker & vulnerability researcher. Google Project Zero. @DragonSectorCTF
joernchen @joernchen
8K Followers 525 Following Your mom's favorite hacker. Also at @[email protected]
Chris Evans @scarybeasts
25K Followers 202 Following CISO and Chief Hacking Officer at HackerOne. Past: Founded {vsftpd, Chrome security, Google Project Zero}; Tesla; Dropbox. Hacker / Researcher. beebjit.
Tavis Ormandy @taviso
130K Followers 631 Following Vulnerability researcher at Google. This is a personal stream, opinions expressed are mine. I'm also @[email protected]
JP Aumasson @veorq
19K Followers 771 Following cofounder & CSO @taurus_hq, author https://t.co/yOkMDW2B9a @cryptolexicon, designer BLAKE2 BLAKE3 SipHash, Signal: jpa.01
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