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FEDIDEVS

3206 awesome Security developers on Mastodon.

Human security Security
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Independent investigative journalist. Covers cybercrime, security, privacy. Author of 'Spam Nation,' a NYT bestseller. Former Washington Post reporter, '95-'09. Signal: briankrebs.07
krebsonsecurity @ gmail .com
Linkedin: linkedin.com/in/bkrebs

Last posted 1 day ago
Posts 11,576
Followers โ–ผ 305
Following 1,088
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Director of Cybersecurity
@EFF
/ Co-founder of
@stopstalkerware
/ These are my opinions, not my employersโ€™ / I did a TED talk once

Last posted 3 days ago
Posts 1,947
Followers โ–ผ 242
Following 309
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CatSalad๐Ÿˆ๐Ÿฅ— (D.Burch) blobcatrainbow
@[email protected]

Privacy advocate ใ€ฑ Malware analyst ใ€ฑ Cybersecurity
ใ€ฐ๏ธโ€ฏโ InfoSec ใ€ฐ๏ธโ€ฏโ DFIR ใ€ฐ๏ธโ€ฏโ CISSP ใ€ฐ๏ธโ€ฏโ ้ป‘ๅฎข ใ€ฐ๏ธโ€ฏโ Katzenmรคdchen
ablobcatmaracasevil โฝสฐแต’แต–แต‰ สธแต’แต˜ หกโฑแตแต‰ แถœแต’สณโฟสธ สฒแต’แตแต‰หข แตƒโฟแตˆ แถœแตƒแต—หขโพ

ใ€ Professional Computer Booper ใ€‘
Even my brain has certs (asd,adhd,...)
Gender: a threat model nonbinary_flag (they/them)

โ€Hรคn on vรคhรคn sellainen kusilonkkiโ€

__๐Ÿ˜บ๐Ÿ˜ท๐Ÿ”›โ“‚๏ธ๐Ÿฆ ๐Ÿบ๐Ÿˆโ€โฌ›๐Ÿฉท๐Ÿฉต๐Ÿ”ฌ๐Ÿง‘๐Ÿปโ€๐Ÿ’ป๐Ÿ›๏ธ๐Ÿ’ค__

Last posted 1 day ago
Posts 33,066
Followers โ–ผ 157
Following 3,775

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Just some guy.

(โ•ฏยฐโ–กยฐ๏ผ‰โ•ฏ๏ธต

000
1000
๐ŸŽต
๐Ÿ‡บ๐Ÿ‡ธ
nix
(see (๐ŸŒถ๏ธ))
python
rust
tor
(i.e., (๐Ÿ˜‰))
awesome
youtube

PGP Fingerprint: 62218b42c2f3488ac93eb1f6efb468f5395cb58d

Signal: signal.me/#eu/ew7OLlFNlOm6Atau

Matrix: matrix.to/#/@Christian_Freiher

Just My Toots: justmytoots.com/@Christian_Fre

DEF CON Social: defcon.social/@Christian_Freih

Loops: loops.video/@Christian_Freiher

PROFILE PICTURE ALT: me; respirator, earmuffs with built-in radio, safety sunglasses.

BANNER PICTURE ALT: new boots, lol.

GRAVY
GRAVY
GRAVY
GRAVY
GRAVY
GRAVY
GRAVY

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Last posted Less than a day ago
Posts 1,185
Followers โ–ผ 97
Following 2,320
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Policy guy @edri, working on platform regulation, content moderation, data protection and surveillance ads in Europe. For 15+ years in the Brussels maze.

Digital security trainer, Chief Degoogliser, cyclist, lover of the outdoors. Formerly writing for Golem.de.

Views my own.

Last posted 1 day ago
Posts 5,131
Followers โ–ผ 87
Following 1,801
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Lenny Zeltser
@[email protected]

CISO at Axonius. Author and Faculty Fellow at SANS Institute. Creator of REMnux.

I transform ideas into successful outcomes, building on my 25 years of experience in cybersecurity. As the CISO at Axonius, I lead the security program to earn customers' trust. I'm also a Faculty Fellow at SANS Institute, where I author and deliver training for incident responders. My expertise, which spans cybersecurity, IT, and leadership, allows me to create practical solutions that drive business growth.

Last posted 5 days ago
Posts 181
Followers โ–ผ 78
Following 268
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Kelly Shortridge
@[email protected]

VP @Fastly | author of Security Chaos Engineering: Sustaining Resilience in Software & Systems (O'Reilly)

resilience + complex systems | bringing software security out of the dark ages

&void; | daedric prince of chaos | previously @swagitda_

โ€œIn the information society, nobody thinks. We expected to banish paper, but we actually banished thought."

Last posted 2 days ago
Posts 1,042
Followers โ–ผ 76
Following 98
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Kevin Beaumont
@[email protected]

Cybersecurity weather person and award winning shitposter. Shitposting is an anagram of Top Insights. You may be surprised to know I am not representing my employer here and these are not their opinions.

I have Direct Messages disabled - you can send them, but I will never receive them.

Last posted Less than a day ago
Posts 3,584
Followers โ–ผ 70
Following 745
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Marcus Hutchins verified
@[email protected]

Cybersecurity

Last posted 5 days ago
Posts 981
Followers โ–ผ 68
Following 92
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Lesley Carhart unverified
@[email protected]

I am eminently qualified to speak from experience about a variety of dumpster fires.

Director of Incident Response at Dragos, ICS cybersecurity person, @pancakescon organizer, martial artist, marksman, humanist, level 14 Neutral Good rogue, USAF retired. Speaker available for gigs.

Gin connoisseur. Rodent parent. Some dipshit from Chicago. Now an immigrant in Melbourne.

I post *very serious* things about infosec. Thoughts are entirely my own.

'they/them' ๐Ÿณ๏ธโ€๐ŸŒˆ nonbinary_flag asexual_flag

Last posted 1 day ago
Posts 21,435
Followers โ–ผ 57
Following 2,358
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Author of Digital Forensic/Pen Test/Blue Team Diaries, Hands-on Incident Response and Digital Forensics & Security Operations in Practice! (he/him)

Last posted Less than a day ago
Posts 8,835
Followers โ–ผ 54
Following 336
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Zack Whittaker
@[email protected]

Security editor, TechCrunch
Email: [email protected]
Signal: zackwhittaker.1337
New York, NY

Last posted 1 day ago
Posts 2,510
Followers โ–ผ 54
Following 420
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Matthias Eberl
@[email protected]

Journalist, Educator, Researcher Freelancer e.g. SZ, Netzpolitik, Kuketz-Blog.
๐Ÿ† Deutscher Reporterpreis

Sometimes I also write some small things about the climate crisis .

Account is .

Last posted 1 day ago
Posts 4,042
Followers โ–ผ 50
Following 468

Displaced Philly boy. Threat hunter. Streamer. Educator. , rust, python haskell, and javascript. advocate. Runs @thetaggartinstitute. Made wtfbins.wtf. Co-creator of github.com/mttaggart/Offensive. Not your bro. All opinions my own. Dad.

Pronouns: He/him.

M.Ed | Sec+ | CISSP | eCTHPv2 | eWPT | CRTO

Last posted Less than a day ago
Posts 6,824
Followers โ–ผ 43
Following 850
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Dฬ•ฬ’อ‚แตˆaฬ†แตƒnฬ•แถฐ TฬŒอ ฬพฬพฬ“ออ’แต—eอ—ฬ‘อกอฬ‹ฬ‚อแต‰nฬ…แถฐtแต—lอ€ฬ“อ˜แถซeอƒฬ’ฬ‚ฬšแต‰rสณ
:: Founder, Phobos Group
:: Quad Flooper :: Scoville Addict
:: Public Speaker :: food pornographer
:: Twitter Alum (2011-2012)
:: security longhair :: tattoo'ed nerd

<script>alert(1)</script>
'>"></div><blink><marquee>visit hax.lol for a good time


Last posted Less than a day ago
Posts 42,738
Followers โ–ผ 40
Following 664
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Assistant professor of system and software security @UGent (Ghent University, Belgium). Security, protections, compilers, system software, operating systems. ๐Ÿจ๐Ÿ”ญ๐Ÿ”๏ธ๐ŸฆŠ๐Ÿ’š๐Ÿณ๏ธโ€๐ŸŒˆ

Last posted 3 days ago
Posts 74
Followers โ–ผ 37
Following 754
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Very Hairy Jerry
@[email protected]

Recovering CISO
May have an orchid problem
Bad photography
Worse dad jokes
The worst Infosec hot takes
Podcast: defensivesecurity.org
Blog: infosec.engineering
Twitter: @maliciouslink
Infosec.Exchange Admin

โ€ฆand for fucks sake, be nice to each other. We are only here for a brief time. Make it enjoyable.

To help support the costs associated with running this instance, please consider donating. You can set up recurring donations here:

Patreon: patreon.com/infosecexchange

Ko-Fi: ko-fi.com/infosecexchange

Liberapay: liberapay.com/Infosec.exchange/

You can also support with a one-time donation using PayPal to "[email protected]".

Last posted 1 day ago
Posts 42,217
Followers โ–ผ 37
Following 3,521
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Cyber Security - Reverse Engineering - IoT/Embedded - Exploit - Linux kernel and Cats - PhD - My Toots, My Opinions

Last posted 3 days ago
Posts 843
Followers โ–ผ 35
Following 142
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๐Ÿ…ฐ๐Ÿ…ป๐Ÿ…ธ๐Ÿ…ฒ๐Ÿ…ด (๐ŸŒˆ๐Ÿฆ„)
@[email protected]

Hi, I'm Alice ๐ŸŒน Watson (they/them), a: ๐ŸŒˆ , ๐Ÿฆœ , ๐Ÿณ , ๐Ÿง  , โš› , โšง๏ธ in ๐ŸŒฒ . ๐Ÿ’๐Ÿผโ€โ™€๏ธ

ALT: @alice_watson
Founder: @AltAfterDark

๐Ÿฉต๐Ÿฉท๐Ÿค

๐Ÿ˜ Yay:
๐ŸŒˆ +
๐Ÿ”
๐Ÿ•ต
๐Ÿง 
๐Ÿ”“
๐Ÿ“ธ
๐Ÿง
๐Ÿ˜ธ
๐Ÿฆฏ
๐Ÿค˜
โœ…
๐Ÿ’ž @taedryn

๐Ÿคฌ Nay:
๐Ÿ‘ฎ๐Ÿผโ€โ™‚๏ธ
๐Ÿ’ฐ
๐Ÿคก
๐Ÿ”ซ

Last posted Less than a day ago
Posts 775
Followers โ–ผ 34
Following 1,913
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Security ops engineer for DomainTools, DT Investigations researcher, former congressional sysadmin, writer, voracious reader. he/him. Fan of good trouble. Opinions here mine only. No LLM content from me, all flaws detected are human-generated. Autistic/depressed/anxious/hungry.

Last posted Less than a day ago
Posts 1,149
Followers โ–ผ 30
Following 1,391