Grid Squirrel @gridsquirrel
infosec, cyber threat intelligence, threats to critical infrastructure, ICS/OT, CTI, malware, influence ops, Russia, energy. in no particular order. Joined August 2025-
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⚡️Moldova's election infrastructure targeted in mass cyberattacks during consequential parliamentary elections. The targets of the cyberattacks included Moldova's Central Electoral Commission website. kyivindependent.com/moldovas-elect…
ACT OF WAR: After Poland explicitly warned Russia about drone incursions, Russia deliberately targeted the Polish embassy in Kyiv. The attack damaged about 40 apartment blocks, passenger railway infrastructure as well as 5 schools and kindergartens.
ACT OF WAR: After Poland explicitly warned Russia about drone incursions, Russia deliberately targeted the Polish embassy in Kyiv. The attack damaged about 40 apartment blocks, passenger railway infrastructure as well as 5 schools and kindergartens.
Maia Sandu (unscheduled address the nation): "They're trying everything they can, from vote buying to bomb threats. [...] Only your honest votes can save the country, go vote wherever you are! Let's show them that we're stronger than they're tainted money!"
Russian farmers can't get fuel you say?
Russian farmers can't get fuel you say?
⚡️Investigation finds Russian surveillance, sabotage ship near European undersea cables, FT reports. Satellite data uncovered a Russian surveillance & sabotage ship near crucial underwater cables in Europe's seas, the Financial Times reported Sept. 26. kyivindependent.com/investigation-…
Two 17-year-old boys from the Netherlands are suspected of preparing a hacking operation for Russian intelligence: nltimes.nl/2025/09/26/two…
If I had a cent for every “sophisticated cybercriminals attacks ICS computers with phishing” (aka nonsense) I read, I would be able to retire in a few years. Please stop writing nonsense. Pretty please.
More and more provocations from Russia against NATO countries. Hungarian fighter jets intercepted five Russian military aircraft over the Baltic Sea. Among them were three MiG-31s and two fighters, a Su-30 and a Su-35, which approached Latvian airspace. kyivindependent.com/hungarian-figh…
hey @TheStudyofWar your newsletter signup form is broken! “Unable to retrieve an access token for Constant Contact.”
They didn’t get into US airspace, and this sounds like a pretty regular occurrence. BUT given the circumstances and high tensions around invasion of NATO countries airspace, this now makes news.
They didn’t get into US airspace, and this sounds like a pretty regular occurrence. BUT given the circumstances and high tensions around invasion of NATO countries airspace, this now makes news.
If you were on Sarah Palin's Alaskan porch yesterday, you might have looked up and gotten an entirely new view of Russia. meduza.io/en/news/2025/0…
Denmark has been forced into what is effectively a state of emergency this extraordinary response would not be triggered by a couple of teenagers flying a hobbyist drone transmitting its Remote ID. These incidents are part of a deliberate hybrid warfare campaign launched by the…
Denmark has been forced into what is effectively a state of emergency this extraordinary response would not be triggered by a couple of teenagers flying a hobbyist drone transmitting its Remote ID. These incidents are part of a deliberate hybrid warfare campaign launched by the…
Rheinmetall is building another 155mm factory — this time in Latvia. MoU signed today. Production facility including shell forging & filling line. Construction scheduled spring/2026, production start expected ~1yr+. €275 million investment for a 5-figure production capacity.
WARNING UPDATE: The Kremlin is setting conditions to generate possibly violent protests to remove Moldovan President Maia Sandu from power following the September 28 Moldovan parliamentary elections. Recent polling within Moldova suggests that the pro-Western Party of Action…
⚡️US scrambles jets after Russian warplanes enter international airspace near Alaska. NORAD dispatched an E-3, four F-16s, and four KC-135 tankers to track two Russian Tu-95 bombers and two Su-35 fighter jets. kyivindependent.com/us-fighters-de…
NEW: The Kremlin is using nuclear threats to influence US President Donald Trump to stop his efforts to secure peace in Ukraine.⬇️(1/3) Russia launched a multipronged informational campaign intended to mask Russia’s economic weakness that Trump recently correctly identified.…
#Doppelgänger has been doing some light disinformation spreading on this.
#Doppelgänger has been doing some light disinformation spreading on this.
Kimberly @kimberly_kruege
327 Followers 3K Following
Dixie @choudhury_dixie
347 Followers 3K Following
Behymer Jorgie🔞�... @BJorgie68742
9 Followers 227 Following
NoviaHart @9se9GP46bHQ9q
15 Followers 974 Following I’m learning to love the sound of my feet walking away from things not meant for me.
4aKdPhoebe Killette�... @kqxpou9225
25 Followers 491 Following
3GmCoppola Francesca�... @pjmeykyva48606
29 Followers 570 Following
Cynthia @cynthia_sharon6
530 Followers 3K Following
🎡🎠 @Brajau88367
51 Followers 2K Following
Zzel @WildAndFreeeZel
47 Followers 463 Following We often fall into the vortex of chasing fame, wealth and material things, as if gaining more external achievements can fill the emptiness in our hearts.
Annie @c_annie35
246 Followers 3K Following
Katarina @Yzruoujaw61934
37 Followers 2K Following Be fearless in the pursuit of what sets your soul on fire.
HazelPeter @lp0Y48u16JL55L7
25 Followers 683 Following
Catherine @collins86cather
331 Followers 3K Following
Johnny @Luckyrocky2028
279 Followers 7K Following Stay Hungry, Stay Foolish. 只有自律的人才能得到真正的自由。｜No Politics.
Tooxorq @Tooxorq47671
65 Followers 607 Following
Pucaww @Pucaww456932
11 Followers 280 Following
Alexander Stahels �... @_B_urggrabe_nH
985 Followers 4K Following Investor; you are here for energy & metal commodities mostly; be aware of imposters (I won't ask for your business)
Xooarnor @Xooarnor255
79 Followers 906 Following
Secure ICS OT @Secure_ICS_OT
2K Followers 1K Following ICS/OT posts from a GICSP. ISA member working on ISA 62443 Certs. Canadian. My posts are my own and are not a reflection of my place of work or employer.
Andy Greenberg (@agre... @a_greenberg
71K Followers 1K Following WIRED writer, author of SANDWORM and now TRACERS IN THE DARK: The Global Hunt for the Crime Lords of Cryptocurrency. Andy.01 on Signal. [email protected]
ian bremmer @ianbremmer
787K Followers 2K Following @eurasiagroup & @gzeromedia. political scientist, author. if you lived here, you'd be home now.
Fabian Hoffmann @FRHoffmann1
50K Followers 1K Following Doctoral Research Fellow @NuclearOslo @UniOslo / Non-Resident Fellow @CEPA. Defense policy, missile technology, and nuclear strategy. Views are strictly my own.
Windward @WindwardAI
3K Followers 899 Following Predictive intelligence fusing AI, big data, and maritime expertise to enable future forward decisions. Follow us for the latest maritime insights & data⚓️
Paula Erizanu @paulaerizanu
15K Followers 1K Following Journalist and author. Words on politics and culture in Moldova/Romania/Eastern Europe for @Guardian @ft @BBCWorldService @lrb and others
Voxpot @Voxpot
17K Followers 372 Following Mezinárodní politika🌍, společnost🤼, trendy📈, technologie🛰️. Kvalita, nezávislost, hloubka. Podpořte naši práci: https://t.co/KCfH0eVzwV Děkujeme!
sudox @kmcnam1
12K Followers 3K Following CCIEx2 #50931 and a bunch of random paper. Opinions are my own and not the company I work. I guess I'm Green Arrow's daughter or something...
TracketPacer @TracketPacer
58K Followers 396 Following 🚀 rockit network engineer | 👩🏼💻🛜 weird use cases & silly tech
Spy Collection @SpyCollection1
4K Followers 0 Following Videos/historical research on espionage, intelligence, counter-intelligence, and secure communications. Always seeking more spy gadgets and stories! Contact us!
Denis Dermenzhi @iamdenya_de
5K Followers 826 Following 📍@ipn_moldova Press Agency Director 📍journalist 📍ex-@RFERL news&feature editor ✉️ any ideas: [email protected]
Moose @LitMoose
38K Followers 5K Following DFIR | Violinist | Former medical/vet tech | I work for everyone and no one. Infosec retellings obfuscated. Salty and tired. Also Litmoose on BlueSky
Greg Linares (Laughin... @Laughing_Mantis
37K Followers 2K Following 20+ yrs in Infosec. Malware Influencer. I turn Malware into Art and Music. Art @MalwareArt. 4x Pwnie Nominee. 𝕍𝕏. GameDev. Autistic.
0xor0ne @0xor0ne
82K Followers 514 Following | CyberSecurity | Reverse Engineering | C and Rust | Exploit | Linux kernel | PhD | My Tweets, My Opinions :) |
chompie @chompie1337
83K Followers 1K Following hacker, weird machine mechanic, X-Force Offensive Research (XOR)
Red Alert ICS CTF @icsctf
836 Followers 12 Following ICS themed CTF for Hackers by Hackers | 3 x Black Badge contest @ DEF CON | RedAlert Lab by NSHC
NULLCON @nullcon
22K Followers 2K Following International #Security Conference, Training & Exhibition Platform - the neXt security thing! ✈️Up next #NullconGoa2026
rootsecdev @rootsecdev
26K Followers 1K Following Senior Security Consultant @TrustedSec | Military grade meme poster, researcher, cloud penetration tester, voider of warranties. My thoughts are my own.
🕊️ ICS Marty �... @ics_Marty
3K Followers 1K Following ICS-CERT Final Grand Pooba | Former Deputy CTO OT IoT Tenable | CIS Male (He/Him) | Ham Radio | Astronomy | BBQ Smoke | Cyberz | Electronics | Commodore 64
OccupytheWeb @three_cube
248K Followers 3K Following Pentester, Forensic investigator, and former college professor. Trained hackers at every branch of US military and intelligence. Visit me at https://t.co/G478wufszw
Halvar Flake @halvarflake
44K Followers 3K Following Choose disfavour where obedience does not bring honour. I do math. And was once asked by R. Morris Sr. : "For whom?" @[email protected]
Shodan @shodanhq
109K Followers 2 Following Monitor your external network, search the Internet of Things and perform empirical market research. You can also find us on https://t.co/nPLFbFy8R5
Sam Curry @samwcyo
98K Followers 1K Following
hasherezade @hasherezade
89K Followers 910 Following Programmer, #malware analyst. Author of #PEbear, #PEsieve, #TinyTracer. Private account. All opinions expressed here are mine only (not of my employer etc)
Will @BushidoToken
36K Followers 3K Following Senior Threat Intel Advisor @TeamCymru | Co-founder @CuratedIntel | Co-author @SANSForensics FOR589 | Co-founder @BSidesBournemth | @darknetdiaries #126: REvil
Michael Koczwara @MichalKoczwara
23K Followers 2K Following Threat Researcher/Founder @Intel_Ops_io Threat Intelligence, Adversary Infrastructure Hunting, Curated TI Feed (Coming Soon) https://t.co/VQWaze6gaF
Mehmet Ergene @Cyb3rMonk
13K Followers 438 Following https://t.co/uAlYlXIpyV Learn #KQL for #ThreatHunting, #DetectionEngineering, and #DFIR @BluRavenSec | Microsoft Security MVP | #DataScience
Nasreddine Benchercha... @nas_bench
11K Followers 1K Following Detection @Splunk & @cisco | previously @nextronsystems | @sigma_hq & @magicswordio maintainer | Eternal Learner
Christopher Peacock @SecurePeacock
7K Followers 2K Following #PurpleTeam | Ex @RaytheonTech MSSP, @SCYTHE_IO, & @GD_OTS | Taught at BlackHat & DEFCON | #100DaysofSigma | Keep exploring, keep learning, and stay curious
Stephan Berger @malmoeb
28K Followers 1K Following Head of Investigations @InfoGuardAG https://t.co/A5lnFAu7eX
DebugPrivilege @DebugPrivilege
40K Followers 2K Following Windows Nerd | Ex-MSFT | Microsoft MVP in Windows and Devices | Interested in Security, Debugging, and Windows Internals.
Florian Hansemann @CyberWarship
84K Followers 46 Following Father, Founder @HanseSecure, Pentesting, Student, ExploitDev, Redteaming, InfoSec & CyberCyber; -- Mastodon: https://t.co/KFSKYUN98M
The DFIR Report @TheDFIRReport
62K Followers 0 Following Real Intrusions by Real Attackers, the Truth Behind the Intrusion. Services: https://t.co/XW613EKt2w
John Murdoch @OTSecurityDude
10 Followers 14 Following Security for the Critical Infrastructure world (OT).
Wojciech Lesicki @WLesicki
1K Followers 995 Following Lead, Threat Assessment and Countermeasures Things that I like to do: IR/TH CTI ICS/OT security cloud security(mostly Azure) #TogetherWeAreStronger
Waterfall Security So... @WaterfallSecure
2K Followers 361 Following Providing cyber-physical OT security that keeps our world running.
Antonio Sanz @antoniosanzalc
10K Followers 120 Following Fighting evil 24x7. Incident Response & Digital Forensic guy, infosec maniac... and a fine cook! #DFIR - [email protected] / @antoniosanzalc.bsky
Hacking Articles @hackinarticles
277K Followers 452 Following House of Pentesters Join us: https://t.co/Y6XOlSOA92
CCN-CERT @CCNCERT
35K Followers 192 Following Capacidad de Respuesta a Incidentes del Centro Criptológico Nacional que, como CERT Gubernamental Nacional, contribuye a reforzar la ciberseguridad en España.
Cristian Borghello @SeguInfo
38K Followers 5 Following Lic. Cristian Borghello CISSP-CCSK-CSFPC - Director de Segu-Info, ODILA, Segu-Kids y Antiphishing-la - Educación y Consultoría en Seguridad de la Información
CCI @info_CCI
4K Followers 73 Following The independent, non-profit, #Industrial #Cybersecurity Center El Centro de #Ciberseguridad #Industrial, independiente y sin ánimo de lucro #CCI
Łukasz Olejnik @prywatnik
16K Followers 610 Following Ph.D, LL.M. Bezpieczeństwo informacji. Prywatność. Ochrona danych. B+R. Konsulting. Tech. Autor 📖@FilozofiaCyber, „PROPAGANDA”. DGP #Cyberpolityka. @warstudies
@[email protected]... @SecurityMB
11K Followers 284 Following Improving the world’s security at Google. Opinions are mine.
Bartek Jerzman @secman_pl
2K Followers 3K Following Hunting ghosts in wires and boxes, Head of CTI, former NCSC-PL, PL Navy #fightingthreats | @PIVOT_con co-founder
ᴀᴅᴀᴍ ʟᴀɴ�... @AdamLangePL
4K Followers 584 Following Breaking things professionally | Researcher | Speaker | Lecturer | Podcaster | #ProudToBeDefender | Opinions are my own.
lcamtuf @lcamtuf
38K Followers 497 Following Substack: https://t.co/yFvmNisGW3 Homepage: https://t.co/iFAXZxCO5H
nixCraft 🐧 @nixcraft
386K Followers 622 Following Love Linux/Unix, open source, and programming? Into Sysadmin & DevOps? Follow us! Boost your IT career with daily new tools, apps, and humor ⤵️
Michał Sajdak @sajdoor
7K Followers 39 Following Prowadzę https://t.co/AbQYioojzo, szkolę, pentestuję :)
Jarosław Wolski @wolski_jaros
298K Followers 316 Following Wolski o Wojnie. CONSULTING / OSINT / MEDIA
Grzegorz Tworek @0gtweet
36K Followers 2K Following My own research, unless stated otherwise. Not necessarily "safe when taken as directed". GIT d- s+: a+ C++++ !U !L !M w++++$ b++++ G-Trends for United States
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