secparam's profile picture. CS Prof. Security and applied cryptography. 
Some highlights: Zerocash (zcash, et al. ), Zexe (Aleo, Aztec, etc ),  zk-creds/zk-promises(...)

Ian Miers

@secparam

CS Prof. Security and applied cryptography. Some highlights: Zerocash (zcash, et al. ), Zexe (Aleo, Aztec, etc ), zk-creds/zk-promises(...)

There's a special level of stupid-people hell for folks who trust cryptography orgs just because they are Swiss. A level they reserve for people who think Telegram is encrypted by default and compliance officers who force 90-day password rotations. Its near the free VPN users.


Grad student in my slack: "did you know DoorDash is now in a state of ``AI War" ? Apparently customers are using LLMs to edit photos of their orders to get refunds and drivers are submitting edited photos of the doorways they got from Google Maps to steal the food."


2026 will be the year of 'zk' ... companies finally delivering on their promises they can add zero-knowledge. Actually, who am I kidding, most will still be blockchain trash compactors who ask for all your data while proclaiming privacy.


At the SEC roundtable on privacy. Surprising to hear the SEC Chairman acknowledge that blockchains expose too much data and we can't create a digital panopticon. Even more surprised to hear Commissioner @HesterPeirce mention @matthew_d_green and I's work on privacy and zk proofs.


Citadel pays for retail flow to avoid "toxic" orders. If Buffett is selling, he knows something you don't, and you'll be left holding the bag. On-chain, you can filter for suckers without paying for flow. Total transparency means counterparty discrimination is "democraticized."

Citadel makes a lot of money paying for order flow. They pay over $1B a year for flow, so you can bet they made a lot more than that (they aren't in the business of losing money). The problem (for Citadel) with a blockchain native equity market is that those markets trade…



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