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Just finished the first week of my internship at MystenLabs.sui. Super happy working with this great team, specially Kostas Kryptos and Jonas Lindstrøm.

More updates: happy to share that our work with the title of “Reusable, Instant and Private Payment Guarantees for Cryptocurrencies” (a new version of Nirvana) got accepted to ACISP’23. Joint work with Akash Madhusudan | 3MI Labs, Samarth Tiwari, Kelong Cong and Bart Preneel.

⚡️Zero-Knowledge (ZK) proof systems are foundational tech that have evolved to power privacy-preserving transactions on blockchains, including infrastructure that Mysten Labs is building. 📝In our latest blog post, we provide a detailed explanation of the beautiful proof system

New COSIC blog post: "Groth-Sahai proofs: Zero to Hero!" provides a detailed explanation of GS proofs and lists some interesting applications. esat.kuleuven.be/cosic/blog/gro… Mahdi Sedaghat

📢New paper alert: ia.cr/2023/1161 Benchmarking the Setup of Updatable zk-SNARKs🚀 💡Sonic, Plonk, Marlin, Lunar, & Basilisk! 💡AGM with hashing is more realistic than AGM! 💡Identify a malicious SRS updater with logarithmic verification! (with A. Mertens, Mahdi Sedaghat)

Guess the Wi-Fi password. #RWC2023

The slides are available here: github.com/Mahdi171/Slide… I will present a shorter version at #Asiacyrpt2023 next month.

Today at #Asiacrypt 2023 in Guangzhou, China: "Threshold Structure-Preserving Signatures" presented by Mahdi Sedaghat (Mahdi Sedaghat) Authors: Elizabeth Crites, Markulf Kohlweiss, Bart Preneel, Mahdi Sedaghat, Daniel Slamanig asiacrypt.iacr.org/2023/program.p…

Off to Financial Crypto 2024! Bags are packed and I'm all set for the long flight. Can't wait to keep listening to this awesome book - the intro has me hooked already! #readwriteown #FC24 a16z crypto cdixon.eth a16z

Link to the paper: eprint.iacr.org/2023/498.pdf Link to slides: github.com/Mahdi171/Slide… Big thanks to Foteini Baldimtsi for most of the slides! 🙌 Work powered by the amazing MystenLabs.sui crypto team. My contribution was during my internship.

Next week, Sayantan and Jenit will present our latest findings on TSPS schemes (with arbitray group element vectors) at #PKC'24 in Sydney. Don't miss out! No worries, our scheme is LWE-free!🙂 Joint work with: Katerina Mitrokotsa, Sayantan, Daniel Slamanig and Jenit Tomy. eprint.iacr.org/2024/445.pdf

.Mahdi Sedaghat wrote a blog post while attending IACR Eurocrypt 2024 in Zurich: "Eurocrypt 2024: Twinkle (A Fully Adaptive Threshold Signature from DDH)". Check it out here: esat.kuleuven.be/cosic/blog/twi…

PhDone! 🎉 This has been an interesting journey that would have been impossible w/o the support of many people. Thanks to Bart Preneel for his continuous support and to my jury members. #PhDone Link to my Thesis: cosicdatabase.esat.kuleuven.be/backend/public… Link to Slides: mahdi171.github.io/files/Public_D…

The Science of Blockchain Conference 2024 (SBC) is arguably one of the premier blockchain events. World's Top scientists from around the world brainstorm and present some of the most groundbreaking ideas after a highly competitive review process. sbc-conference.com This

Deepak from MystenLabs.sui is presenting our work, zkLogin, at SBC’24. Joint work with: Foteini Baldimtsi, Kostas Kryptos, Yan Ji, Jonas Lindstrøm, Ben Riva, Arnab Roy and joy. CC: Cosic.be, Deepak Maram, IC3

Mahdi Sedaghat (Mahdi Sedaghat) gave a talk on "zkLogin: Privacy-Preserving Blockchain Authentication with Existing Credentials" at the Foundations and Applications of Zero-Knowledge Proofs workshop in Edinburgh. icms.org.uk/ZeroKnowledgeP… arxiv.org/pdf/2401.11735

Had a great day at zkSummit 12 in Lisbon. The city was well prepared for a crypto event. #Nova #Shamir #zk12 Zero Knowledge Podcast

Two papers from @cosicbe presented today at ACM CCS 2024: ZKlogin (co-authored by Mahdi Sedaghat and presented by Deepak from MystenLabs.sui) and glitch-stopping circuits (co-authored by Svetla Nikova and presented by Zhenda Zhang from COSIC). Check out their cool research.