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FEDIDEVS

1188 awesome Security developers on Mastodon that posted recently.

Human Recently posted 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 Less than a day ago
Posts 13,643
Followers ▼ 66
Following 1,180
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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 4,232
Followers ▼ 52
Following 767
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Director of Cybersecurity
@EFF
/ Co-founder of
@stopstalkerware
/ These are my opinions, not my employers’ / I did a TED talk once

Last posted 1 day ago
Posts 2,222
Followers ▼ 51
Following 308
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Cat 🐈🥗 (D.Burch) blobcatrainbow
@[email protected]

Privacy advocate 〱 Malware analyst 〱 Cybersecurity
〰️ ⁠InfoSec 〰️ ⁠DFIR 〰️ ⁠CISSP 〰️ ⁠黑客 〰️ ⁠Katzenmädchen
ablobcatmaracasevil ⁽ʰᵒᵖᵉ ʸᵒᵘ ˡⁱᵏᵉ ᶜᵒʳⁿʸ ʲᵒᵏᵉˢ ᵃⁿᵈ ᶜᵃᵗˢ⁾

【 Professional Computer Booper 】
Even my brain has certs (asd,adhd,...)
Gender: a threat model (they/them/idc)

🎖️ Lt. Colonel in the AI Resistance 🚫

🐆🐈🐯🐱🐾😿😸😹😺😻😼😽😾🙀🦁🐈‍⬛
meow :3

justmytoots.com/@catsalad@info

Last posted 1 day ago
Posts 45,879
Followers ▼ 22
Following 4,239
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Dr. Christopher Kunz
@[email protected]

Security (web, infra, app) nerd, slightly disillusioned VR enthusiast, author @heise Security
PGP fingerprint: C882 8ED1 7DD1 9011 C088  EA50 5CFA 2EEB 397A CAC1

Last posted 1 day ago
Posts 1,923
Followers ▼ 13
Following 699
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Tarah Wheeler
@[email protected]

♦️ CSO of TPO Group ♦️EFF Board Of Directors♦️US/UK Fulbright Scholar in Cyber Security♦️Senior Fellow, Global Cyber Policy at the Council on Foreign Relations. ♦️ Formerly Harvard, Brookings, Splunk, Symantec. ♦️she/her curmudgienne♦️standard disclaimer regarding personal opinions.♦️Searchable. t AT tarah DOT org

Last posted 1 day ago
Posts 1,649
Followers ▼ 13
Following 56
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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 3,081
Followers ▼ 11
Following 436
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Tod Beardsley
@[email protected]

Shmethical . mucky-muck at @runzero. worker. bagman. collaborator. Briefly a fed. Anti-Fascist. .

All subpoenas, warrants, contracts, and other linguistic puzzles should be directed to my attorney, @hotdogitsclaire.

I post here for me, mostly around / .

Intro: infosec.exchange/@todb/1092704

Last posted 1 day ago
Posts 226
Followers ▼ 11
Following 893
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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 10,459
Followers ▼ 9
Following 338
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David Penfold verified
@[email protected]

Too old to rock and roll, too young to die. Vegan and anarchism curious.

Likes permaculture, infosec, Tranmere Rovers. But mainly bad jokes stolen from justthetalk.co.uk/thehaven/174

Officially not right in the noggin

Last posted Less than a day ago
Posts 27,366
Followers ▼ 8
Following 297
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❄️☃️Merry 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

…and 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 43,068
Followers ▼ 8
Following 3,507
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Konstantin Macher
@[email protected]

digital rights advocate with a focus on (in-)security politics | feeling strongly about democracy | obviously antifascist | toots mostly in English and German.

Last posted 1 day ago
Posts 2,945
Followers ▼ 8
Following 547
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Freelance Journalist. Industry Decarbonization, Climate, Energy, IT-Security.

Last posted 1 day ago
Posts 1,920
Followers ▼ 7
Following 360
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Scientist, safecracker, etc. McDevitt Professor of Computer Science and Law at Georgetown. Formerly UPenn, Bell Labs. So-called expert on election security and stuff. twitter.com/mattblaze on the Twitter. Slow photographer. Radio nerd. Blogs occasionally at mattblaze.org/blog . I probably won't see your DM; use something else. He/Him. Uses this wrong.

Last posted 1 day ago
Posts 20,167
Followers ▼ 7
Following 362
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Michael Boelen
@[email protected]

Founder of CISOfy; author of tools rkhunter and Lynis; involved with NLUUG, and ; helping companies to secure their environment; interested in and sharing messages in English, sometimes in Dutch 🇳🇱. My Dutch-only account is also @mboelen (mastodon.nl).

Last posted 1 day ago
Posts 2,934
Followers ▼ 5
Following 192
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Martin Seeger
@[email protected]

Working at front lines of the IT and having fun there. Been around the Internet since 1992 and still in awe what has become of that little baby.

Personal interests:

- Books (mostly F&SF)
- IT Security
- Computer Games & RPG
- Cooking
- Movies
- Everything that blinks, has buttons to press and looks remotely gadgetoid

Everything i write, post, tweet, blog or blurp is just my personal opinion and is not the opinion or policy of my employer, my cat or my goldfish.

I post in English and German. Will try to mark each post correctly, but errors happen. Sorry for that.

I appologize if I am not following you back. This happens as my stream is already getting more posts than I can read.

Last posted 1 day ago
Posts 14,534
Followers ▼ 5
Following 271
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Security, Tech, and YouTube.

Built Yellowball (yellowball.fm) — dont' just host your podcast. own it.

Podcast: intheshellpodcast.com

Last posted 2 days ago
Posts 263
Followers ▼ 4
Following 58
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Cloud native software, security and observability. Secretary of Python New Zealand. @kiwipycon organising team

Kiwi PyCon Early Bird Tickets available until August 17th 2025

Use this link for 10% off PyCon AU tickets
pretix.eu/pyconau/2025/redeem?

Last posted Less than a day ago
Posts 1,013
Followers ▼ 4
Following 571
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Keith Hoodlet verified donor
@[email protected]

Director of AI/ML & AppSec @ Trail of Bits; OSCP; OSWA; Vulnerability Whisperer; Blogger; Occasional podcast personality; Top 300 Security Researcher on Bugcrowd 😈

Last posted 1 day ago
Posts 320
Followers ▼ 4
Following 302
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Manuel 'HonkHase' Atug
@[email protected]

20yrs Sec , Geraffel native, c-base, AG KRITIS, CSCB, , , , OT & IT-Security, working at HiSolutions, Threema.id/X9H873XJ

Last posted 1 day ago
Posts 8,148
Followers ▼ 4
Following 620