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FEDIDEVS

The best Security accounts on Mastodon that posted recently.

Best Recently posted security Security
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Cat 🐈🥗 (D.Burch) pawpaw
@[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)

🐆🐈🐯🐱🐾😿😸😹😺😻😼😽😾🙀🦁🐈‍⬛
meow :3

from:me justmytoots.com/@catsalad@info

Last posted 1 day ago
Posts 50,426
Followers ▼ 72
Following 4,554
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Paco (2026: New) Hope
@[email protected]

Amateur professional sysadmin. Professional amateur at . Also fond of , , and . I like board games and some video games. I am cautious and I still . Opinions are my own, but they can be yours too. 100% Organic:,No artificial colors, preservatives, or intelligence added.

Last posted 1 day ago
Posts 6,726
Followers ▼ 20
Following 1,222
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Michał "rysiek" Woźniak · 🇺🇦
@[email protected]

Hacker, activist, free-softie ◈ techie luddite ◈ formerly information security and infrastructure at isnic.is/ and occrp.org/ ◈ my opinions are my own etc.

(he/him)

profile image: drawing of a head and shoulders of a cat-person, in a space suit.

banner image: long-exposure photo of a large tent, brightly illuminated from inside, looking as if it is made of lava

(public toots CC By-SA 4.0 if applicable)

🇪🇺 🇵🇱 · 🇧🇦 🇮🇸 · 🇺🇦

Last posted Less than a day ago
Posts 50,692
Followers ▼ 18
Following 3,866
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Ian Campbell 🏴
@[email protected]

Security ops engineer for DomainTools, DT Investigations threat researcher, 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 1 day ago
Posts 783
Followers ▼ 14
Following 1,564
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Nathan Arthur
@[email protected]

Thinks about systems. Works with people on software (security) products. Raises adults (from children) thoughtfully. Would like to be making things, especially furniture or structures, but is instead fixing his house. Travels and learns new things (bridge, motorcycle, scuba, skiing) with whatever time is left.

Tries to not post or boost negative stuff.

Migrated here from mastodon.social/@narthur

Last posted 1 day ago
Posts 3
Followers ▼ 11
Following 232
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Hacker. kind of, taking care of security in critical infrastructure.
Woodworker as a hobby.
overall overlord (provisional) of @milliways

German expat living in Holland. Hackerspace @pixelbar and CCC

Toots in en, de and een kleine beetje nederlands

Born at 330PPM CO2. Fuck Nazis, everywhere.

The private team of mc.fly toots here...

Last posted 1 day ago
Posts 6,365
Followers ▼ 11
Following 1,998
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2026 / When: April 25, 2026 / Where: KCKCC, 7250 State Ave, Kansas City, KS 66112 / What: Good times, networking, & security

Last posted 1 day ago
Posts 140
Followers ▼ 11
Following 131
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Chris Petrilli
@[email protected]

. Social Justice _________. Nerd. Architectural astronaut with a leaky suit. Do something with security. NB Pronouns: he/she/him/her. PNW

Press F1 to continue…

Last posted 1 day ago
Posts 37,101
Followers ▼ 9
Following 1,093
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Kookie 🍪🇵🇸
@[email protected]

Unemployable tech burnout whomst likes working on distributed systems, games, music, and other weird art things. You can guess my age by the banner picture.

This is my 'work' account where I post mostly about my progress, frustrations, and occasional achievements in personal projects.
I *work* as an engineer at an IT security company, but I rarely post about it here.

Allegedly I'm a writer (q4 2026 👀), you should bully me to write more.

I like tinkering on some weird tech things including an HDL for factorio circuits and my own text editor (i know, i know). You'll find them on my codeberg~

[ 🏴 I want for you what you want for me ]
[ 🏴 The revolution starts in your heart ]

🔹My personal special interests🔹codeberg.org/kookie
🔸"My" mesh network project🔸codeberg.org/irdest/irdest
🔹My music🔹breadmachine.bandcamp.com

Last posted Less than a day ago
Posts 1,312
Followers ▼ 9
Following 564
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Security researcher by day, weird deer lady by night. Big fan of usenet and smolnet and prone to talking in equal measure about Linux and stuffed animals.

She/her

Last posted Less than a day ago
Posts 17,385
Followers ▼ 7
Following 710
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BeyondMachines verified
@[email protected]

Enabling Good Cybersecurity for Everyone:
Automated cybersecurity tools, learning and expert guidance for individuals and companies of all sizes.
Because cybersecurity shouldn't be an enterprise feature.

Sometimes a bot, sometimes not.

Last posted 1 day ago
Posts 7,635
Followers ▼ 7
Following 717
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Klaudia (aka jinxx)
@[email protected]

· · - & - · · · ViennaWriter's Blog & Podcast · · 2018-23 · PrivacyWeek 2016-21 · · · · · · Adminette von literatur.social & litera.tools

Languages: Deutsch, English, un peu Français; lite Svenska & 이제 막 한국어를 배우기 시작했어요.

Last posted 1 day ago
Posts 47,996
Followers ▼ 6
Following 2,120
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Frédéric Jacobs
@[email protected]

Cryptographic & Security Engineering

Previously: Founding & Lead iOS Engineer @signalapp

Tooting on all things , , , , , , European and federalism.

Last posted 1 day ago
Posts 3,197
Followers ▼ 6
Following 3,992
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Electrospaces
@[email protected]

Insights in Signals Intelligence, Communications Security and Top Level Telecommunications equipment. Photo: White House Situation Room

Last posted 1 day ago
Posts 892
Followers ▼ 5
Following 418
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Dr. Christopher Kunz
@[email protected]

Security (web, infra, app) nerd, has accepted that VR will never be a mass market, writer @heise Security
PGP fingerprint: C882 8ED1 7DD1 9011 C088  EA50 5CFA 2EEB 397A CAC1

Last posted 1 day ago
Posts 2,244
Followers ▼ 4
Following 726
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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 3,102
Followers ▼ 4
Following 563
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Jonathan Kamens 86 47
@[email protected]

he/his
Director of Information Security at 4DMedical.
I work primarily in , , and infrastructure.
ex (fired by )
Dad, old-school hacker, Righteous Indignation Man. Opinions are my own. Follow my blog at @jikblog.
justmytoots.com/@jik@federate.

Last posted 1 day ago
Posts 16,313
Followers ▼ 4
Following 2,651
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Dave Rahardja
@[email protected]

Anti-DEI is white supremacy. Black lives matter. LGBT+ rights are human rights. Healthcare, security, a decent income, and housing with dignity are human rights. Abortion is healthcare. Science is our best hope as a species. Kindness and empathy are the noblest of human traits.

No alt-text = no repost.

Do not feed the trolls; block them.

He/him.

pfp: A selfie I took of myself back in 2007 with an iPhone 1.

banner: A row of colorful sports cars

Last posted 1 day ago
Posts 14,036
Followers ▼ 4
Following 934
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Header image is a novelty desk sign that, instead of a name or title, reads "Welcome to the shitshow," nicked from someone here. Avatar is a selfie of me standing up, outside, with a neighborhood of palm trees and stucco houses behind me. I'm wearing light sunglasses, red lipstick, and a sleeveless shirt with a balloon animal print. Not shown: my walker.

Most posts auto-delete after 3 months, so grab that meme when you see it! :)

Last posted Less than a day ago
Posts 4,015
Followers ▼ 4
Following 2,277
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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 6,220
Followers ▼ 4
Following 1,983
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Rod2ik 🇪🇺 🇨🇵 🇪🇸 🇺🇦 🇨🇦 🇩🇰 🇬🇱☮🕊️
@[email protected]

Teacher in &

& Team :arch:
Posts on , , , , & any stuff.
RTs≠Endorsement

as in ..cking (software, mind & world)

Let's follow ! 🤘🤙

Last posted 1 day ago
Posts 9,720
Followers ▼ 4
Following 2,681