georgio @georgionic
Just the tech junkie next door. I like Apples, Cryptography, and Manchester United among other things. ∆ georgio.xyz Leuven, Belgium Joined January 2011-
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"I love Judaism and I love the Jewish people. AIPAC and Israel are not the same as Judaism The most dangerous thing is expanding antisemitism to include criticism of Israel" - Abdul El-Sayed Michigan Senate Candidate 2026 Absolutely Correct!
@badcryptobitch @paulmillr Just use adguard. I’ve been using it for years
13/10 defense
Great news: Oliver Zajonc's PhD Defense on "Computation on Encrypted Data: In All Shapes and Sizes" is now online: youtu.be/bcxxoqLkvqw
🔐 Join the COSIC Course on Cryptography & Cybersecurity | 22–25 June 2026 (KU Leuven). Learn from experts incl. Bart Preneel, Vincent Rijmen, Mastercard, Google, IBM & more. From PQC to AI, payments & hardware security. Register now: esat.kuleuven.be/cosic/events/c…
Nominate yourself to help review papers for USENIX Security 2027! sec-rms.com/submit-applica… (or rms.swag.cispa.de/submit-applica… ). Deadline: May 28, 2026. We're looking for both senior and junior people. See Andrei Sabelfeld's LinkedIn post for more info: linkedin.com/feed/update/ur…
Cryptographic protocols should be formally verified How do we do it in Lean, the fastest-growing proof assistant? Introducing VCVio (github.com/Verified-zkEVM…), a base layer for crypto proofs in Lean Joint work with @dtumad, @alexanderlhicks, James Waters & Nick Hopper 🧵/n
This system is now practical for larger scale elections given enough parallel compute. We can do Ranked-Choice Voting with post-quantum privacy. Our implementation supports up to 34 choices on the ballot. More is possible. Code will be released soon. Next step: deployment.
[Revised] Complex Elections via Threshold (Fully) Homomorphic Encryption (Charlotte Bonte and Georgio Nicolas and Nigel P. Smart) ia.cr/2025/1482
Easily our favorite Met Gala outfit 👏👏👏
Love seeing Naomi Osaka honor the CLRS Algorithms textbook at this year's Met Gala
@pratiks_crypto @badcryptobitch What do you mean by dealer interaction in the PQ version of [13]. Is it also just about the complaints?
This is bonkers
🚨 BREAKING: Wiz Research discovered Remote Code Execution on GitHub.com with a single git push The flaw in @github allowed unauthorized access to millions of repositories belonging to other users and organizations 🤯
The main reason to use Lean is everyone uses Lean This argument is annoying to experts, but really any technical fields benefit from a strong default If you need some specific Rocq or Isabelle thing, use that. Otherwise Lean is good enough, just use Lean
New on my blog: "Why not use Lean?" lawrencecpaulson.github.io/2026/04/23/Why…
@veorq How can I prove that no AI found the flaw by the deadline?
@badcryptobitch TEE massacre. And yes let’s try tomorrow
@badcryptobitch you must be having a field day with this talk
Rayane Moussallem @RioMoussallem
31K Followers 912 Following 🇱🇧🇨🇦Sports media professional/Event management/ Formerly at @AFP, sports anchor & reporter @LBCILebanon, editor @AIPSmedia| Man United|RT≠endorsement
Omar Tamo @OmarTamo19
28K Followers 4K Following Bloomberg @middleeast breaking news deputy TL. Finance, economy, oil & gas - with an eye on Lebanon. Formerly @ForbesME @lorienttoday. Views are my own #YNWA
Cosic.be @CosicBe
4K Followers 394 Following COSIC provides a broad expertise in digital security and strives for innovative security solutions. COSIC is headed by Bart Preneel.
AToufayli @TfayliAbbass
38K Followers 4K Following Turning Lebanon’s economic rollercoaster into a thrilling data-driven ride! 🎢💰
MUSC Lebanon @ManUtdLebanon
7K Followers 2K Following Official Manchester United Supporters Club Lebanon
Rita @ritakml
11K Followers 7K Following Career Coach • Crochet Artisan • Writer I coach, craft, and write stories with work, wool, and words. 🐻 Mama Bear energy | 🎙️ EN • FR • AR
sofía celi @claucece
9K Followers 5K Following Proud LatinAmerican • "Legendary quantum lady/cryptographer" • Researcher @brave • she/they • hrpc co-chair @inretafo anti-fraud @w3c @otr_im @LondonU
#IamAni_18 @i_am_ani18
96 Followers 568 Following IISER ite, LHV ian,math, chess, cricket, drama, recitation lover
bradley @bradcush
207 Followers 699 Following security @Uniswap 🦄. side hustle @NYU_Courant. cryptography and math. wrap it in a SNARK.
unnikuttan @pqckuttan
16 Followers 2K Following
Christopher Patton @cjpatton_
919 Followers 481 Following Post quantum at Cloudflare. Opinions are my own. Also on Bluesky (https://t.co/JNf0UuXmB6)
m1Vr4_ @m1Vr4_
28 Followers 142 Following #TheGame23: longest running Alternate Reality Game (ARG) 2014. Jodorowsky's tweet (2+ mill. followers):https://t.co/VPZ5DjEVey
- @fmpathy
1 Followers 4K Following
Christina Ovezik @_LadyChristina_
610 Followers 451 Following PhD student researching blockchain decentralisation @BTL_Edinburgh
Belfort @belfortlabs
710 Followers 57 Following Enabling Fully Homomorphic Encryption through Hardware Acceleration
Alt.Edwinbarnesc @altedwinbarnesc
177 Followers 2K Following Alt of @edwinbarnesc for AI-first coding. Building TMC 2.0 as a Relentlessly Resourceful CRUD Monkey
Hua Xu @huaxuhx
1 Followers 95 Following
Arman Kolozyan @arman_kolozyan
60 Followers 177 Following
Mohamad Shaitou @MoeSh95
61 Followers 1K Following إرْتـَـقُــوا فَالــقَــاعُ قَـدْ إزْدَحـــَــمَ....
Lily Suraya @Lily__Suraya
375 Followers 5K Following perpetual speculator 🎯 @oracle I will never unfollow ❤️🔄 Reposting does not imply endorsement 🔄⚠️ Private messages are welcome 📩✨ #Technology #Finance
simseb @simseb
3 Followers 54 Following
. @elle_sa_muse
3 Followers 21 Following
endless blankets @christinafakhry
3K Followers 464 Following creative consultant & freelance journalist
Stare @StareI_r9
90 Followers 3K Following
LeonZ.Sui | airdrop.a... @SuiThehomie
11 Followers 99 Following I've been in the trenches for over a decade #BTC #ETH #TRON #SOL #SUI #APT Ambassador for @airdrop_ag #airdropag
Ibrahem Ibrahim ahmed @IbrahemIbr7246
0 Followers 28 Following
Don’tBe,Evil @u3b3rg33k
337 Followers 4K Following thought leader @ NOVA laboratories , Distractible meat computer, lover of heat pumps, solar, & indoor CO2 under 500ppm
Mirko @mirkomkr
17 Followers 295 Following
random @random_2476
18 Followers 351 Following
neil harrington @neildharrington
661 Followers 7K Following I build sales teams that scale—and systems that make them better.
Soozan @Soozan159929
28 Followers 818 Following
The Mathematics of Se... @MathOfSecrets
241 Followers 445 Following In his book The Mathematics of Secrets, Joshua Holden takes readers on a tour of the mathematics behind cryptography—the science of sending secret messages.
@QuantumArchitect @QuantumArchite2
177 Followers 489 Following Consultant Astrophysicist Architect in QuantumTechnologies- Algorithms, Security, Networks, QSC, PQC, QKD, NISQ, CRQC, FTQC, NIST Standards
Lennert @LennertWo
4K Followers 1K Following PhD Researcher @CosicBe | Hardware Security @[email protected]
Wout Legiest @WLegiest
12 Followers 92 Following
Reza Ebrahimi Atani @ebrahimiatani
148 Followers 1K Following Cryptographer and Associate Professor of Computer Engineering at the University of Guilan, Iran.
iDrixp @iDriiiixp
202 Followers 207 Following 🇧🇪 Analyst for . | Former : Smoken, Maestria, Grimdal, WanteD & Daitan. Coached by @Eden_se_
Ashutosh Ahelleya @ashutosha_
813 Followers 846 Following Appsec, infosec, infra, and privacy. Formerly infosec @ucl, led @teambi0s. These days I tweet whatever I like
Dilara Toprakhisar @d_toprakhisar
50 Followers 81 Following Postdoc Researcher at @CosicBe, KU Leuven | Symmetric key cryptography - Physical attacks
Matthew Green @matthew_d_green
166K Followers 1K Following I teach cryptography at Johns Hopkins. Mostly on BlueSky these days at https://t.co/GI4QlxYTdk.
Lúcás Meier @cronokirby
10K Followers 1K Following Cryptographer @commonwarexyz Opinions do not yadda yadda. Did an MSc (Computer Science) @EPFL. Avid, not fast runner. https://t.co/yOuGtLnGMF on bsky.
kennyog @kennyog
8K Followers 2K Following Professor of Computer Science at ETH Zurich. Views my own. Apparently in a semi-religious crypto/privacy cult. Join us! He/him.
Carsten Baum @crypto_carsten
3K Followers 424 Following Associate Professor in Cryptography at @DTU_Compute in Copenhagen, Denmark. Any opinions are entirely mine.
Rayane Moussallem @RioMoussallem
31K Followers 912 Following 🇱🇧🇨🇦Sports media professional/Event management/ Formerly at @AFP, sports anchor & reporter @LBCILebanon, editor @AIPSmedia| Man United|RT≠endorsement
Deirdre Connolly¹ @durumcrustulum
6K Followers 3K Following • 🜗 🝒 🝲 crypto as in 'cryptography' 🝳 🝡 🜖 • ¹ isogenist, co-host @SCWpod, @durumcrustulum.com on 🦋
IACR @IACR_News
12K Followers 4 Following The International Association for Cryptologic Research (IACR) is a non-profit scientific organization in the field of cryptology and related fields.
David Wong @cryptodavidw
18K Followers 3K Following load bearing @zksecurityXYZ & AI @zkaol, author of Real-World Cryptography, prev: architect @Mina, sec lead Libra (@Facebook), crypto @NCCGroup
Omar Tamo @OmarTamo19
28K Followers 4K Following Bloomberg @middleeast breaking news deputy TL. Finance, economy, oil & gas - with an eye on Lebanon. Formerly @ForbesME @lorienttoday. Views are my own #YNWA
Diego F. Aranha 🕷�... @dfaranha
15K Followers 1K Following Associate Professor at @csaudk. Find me at bsky, where I am much more active.
Jean Riachi @riachi_jean
33K Followers 2K Following Chairman and CEO I&C Bank Lebanon / Chairman FFA Private Bank Dubai / HEC Paris / INSEAD IDP-C / Content is 100% mine, AI used only for language polishing
Cosic.be @CosicBe
4K Followers 394 Following COSIC provides a broad expertise in digital security and strives for innovative security solutions. COSIC is headed by Bart Preneel.
nour @bad__bisi
5K Followers 680 Following thought daughter ⠀⣤⠀⠲⣄⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣦⡀⣀⣤⣤⣶⣦ ⠀⠀⠛⢷⣾⣿⣿⣶⣶⣤⣤⣤⣤⣤⣤⣤⣤⣤⣤⣴⣶⡾⣿⣿⠛⠉⠀⠉ ⠀⠀⠀⠀⠀⠀⠉⠙⠛⠻⠿⠿⠿⠿⠿⠟⠛⠛⠉⠉⠀⠀⠀⠻⠀⠀⠀ I Am Not American
Marcel Keller @mkskeller
2K Followers 472 Following Cryptographer who likes to implement multi-party computation and works for @Data61news. Views my own. 🇨🇭🇦🇺
Martin R. Albrecht @martinralbrecht
4K Followers 439 Following Find me on those other sites if you came here for the fun cryptography.
MUSC Lebanon @ManUtdLebanon
7K Followers 2K Following Official Manchester United Supporters Club Lebanon
Ronnie Chatah @thebeirutbanyan
19K Followers 466 Following Host of The Beirut Banyan | Founder of #WalkBeirut | Lecturer at @usjliban
will defries @willdefries
31K Followers 476 Following leisure / film photography / grateful dead / manchester united
Nassim Nicholas Taleb @nntaleb
1.2M Followers 2K Following Flaneur: probability (philosophy), probability (mathematics), probability (real life), deadlifts & dead languages. GrecoRomanLevantine (Canaan). #RWRI
Quang Dao @QuangVDao
1K Followers 2K Following PhD student @SCSatCMU. Working toward zk too cheap to meter & formally verified by default
Catherine Liu @CLiuAnon
3K Followers 250 Following Author of Virtue Hoarders. Find me https://t.co/nMF5AXK6GK Class traitors and recovering liberals welcome here.
oskarth @oskarth
9K Followers 763 Following co-founder @eth_systems, confidential systems for institutional Ethereum | freedom maxi | https://t.co/DoUTxuarw2 | built Vac, Waku (@logos_network), @zkmopro | 英文中文都可以
Christina Ovezik @_LadyChristina_
610 Followers 451 Following PhD student researching blockchain decentralisation @BTL_Edinburgh
xx.network @xx_network
53K Followers 162 Following Fast, full-stack, linear scalable, quantum-ready on the world's most private comms network. https://t.co/MhxQbv3IEP https://t.co/SJhaXi3x7m
Yanis Varoufakis @yanisvaroufakis
1.2M Followers 541 Following Economics professor, quietly writing obscure economic texts for years, until thrust onto the public scene by Europe's inane handling of an inevitable crisis
Belfort @belfortlabs
710 Followers 57 Following Enabling Fully Homomorphic Encryption through Hardware Acceleration
Arantxa Zapico 🧉 @arantxazapico
2K Followers 615 Following 🇦🇷 | Mathematician | Cryptographer at Field Extension | prev @ethereumfndn
Masar Badil @MasarBadil
2K Followers 55 Following نحو إعلان مَرحلة نضاليّة جَديدة ونهاية مَسار مَدريد – أوسلو مؤتمر المَسار الفلسطيني البَديل (نحو عَقد ثوريّ جديد ) مَدريد – اسبانيا أكتوبر – نوفمبر 2021
Arman Kolozyan @arman_kolozyan
60 Followers 177 Following
Eyal Ronen @eyalr0
1K Followers 403 Following Researching applied cryptography and security. School of Computer Science at @telavivuni. (Mastodon at [email protected])
Harry Halpin - Nym @harryhalpin
20K Followers 4K Following CEO and co-founder @nym (NymVPN in app stores) and open internet advocate. Research fellow @mit @VUBrussel. Ex-@w3c, @inria, and @AUB_Lebanon
endless blankets @christinafakhry
3K Followers 464 Following creative consultant & freelance journalist
Iness Ben Guirat @InessBeng
528 Followers 1K Following Privacy and Anonymity researcher @Ku_Leuven and @ULBruxelles
Hossam Nasr @hossam_nasr0
5K Followers 477 Following Former @microsoft worker, fired for speaking up about Palestine. @harvard '21. Egyptian by blood 🇪🇬, Palestinian by heart 🇵🇸 Palestine will be free ✊🏽🍉
Sayon Duttagupta @SayonDuttagupta
111 Followers 853 Following Postdoc Researcher at @CosicBe. Security, Crypto and more in IoT and CPS.
Ghassan Abu Sitta, Ch... @GhassanAbuSitt1
134K Followers 688 Following Plastic Surgeon. Prof. of Conflict Medicine, American University of Beirut. RTs are not endorsements https://t.co/8LVO3ySJTZ
Lesly-Ann Daniel @LeslyAnnDaniel1
212 Followers 245 Following Postdoc @ KU Leuven Formal methods & HW/SW security No longer on Twitter Mastodon: @[email protected] Bluesky: @lesly-ann.bsky.social
Marcos López de Prad... @lopezdeprado
25K Followers 51 Following Professor @Cornell @BerkeleyLab @adia_lab. Elected Member, Royal Academy of Engineering of Spain (2026). Royal Order of Civil Merit (Knight Officer, 2024).
Thomas Decru @ThomasDecru
833 Followers 311 Following Mathematical cryptography researcher @ KU Leuven. Soft spot for education and cats.
Alexander Viand @AlexanderViand
224 Followers 139 Following Making FHE accessible @Intel Labs. PhD from @ETH Trying to make secure computation (FHE, MPC) more accessible to non-experts through new tools & abstractions.
OSINTdefender @sentdefender
2.5M Followers 2K Following Open Source Intelligence Monitor focused on Europe and Conflicts across the World. RT ≠ Endorsement. Want to Support my Work? https://t.co/PcUbewwuEZ
Yupeng Zhang @YupengZhang7
2K Followers 279 Following Associate Professor @ECEILLINOIS University of Illinois Urbana-Champaign
L De Feo @luca_defeo@... @luca_defeo
2K Followers 237 Following Find me: on Mastodon: @[email protected] on Bluesky: @bsky.defeo.lu
Dries Depoorter @driesdepoorter
49K Followers 2K Following Speaker / Artist / Creator of Die With Me: the chat app you can only use when you have less than 5% battery. I make projects around surveillance, privacy and AI
Lennert @LennertWo
4K Followers 1K Following PhD Researcher @CosicBe | Hardware Security @[email protected]
José González @_JoseGonzalez_
24K Followers 1K Following I play guitar and sing. "Against The Dying Of The Light" is out now. 🔸10% Pledger. Excited about #SecularHumanism #EcoModernism #EffectiveAltruism
جان طنوس Jean ... @jeantannous
6K Followers 335 Following لا يستقيم حكم القانون، إلا عبر قضاء شفاف، موثوق، مستقلٍ، نزيهٍ، كفوء،ٍ وسريعٍ ومستقرٍ في تفسير القوانين وتطبيقها، ينظر القضايا بتجرد وحيادية وموضوعية.
Dilara Toprakhisar @d_toprakhisar
50 Followers 81 Following Postdoc Researcher at @CosicBe, KU Leuven | Symmetric key cryptography - Physical attacks
FakeIACR @FakeIACR
3K Followers 12 Following This is the official twitter account for the FakeIACR organization.
Fadi BouKaram @CedrusK
7K Followers 285 Following Jack of all trades, master of none. Also a photographer.
Daniel Collins @dcol97
222 Followers 442 Following Postdoc @ NYU/HUJI, previously postdoc @ Texas A&M/Purdue/Georgia Tech, PhD from EPFL @ LASEC (cryptography)





































