Pratyush Ranjan Tiwari (pratyushrt)

Pratyush Ranjan Tiwari

Cryptographer, CS PhD at Johns Hopkins

44 Followers

Recent casts

Account abstraction and smart-contract wallets are set to improve the safety of all Ethereum accounts. Just published this blog post exploring the impact this will have on the onchain identity-based infrastructure, apps, zk. 1/2 https://blog.bigwhalelabs.com/account-abstraction-and-onchain-identity-with-eip4337/

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Just published this blog post on the state of open-source protocols for E2E encrypted communication in the group setting. We discuss protocols from Signal, XMPP and Matrix. Another very interesting area of cryptography other than zk! https://blog.bigwhalelabs.com/an-incomplete-guide-to-e2e-encrypted-groups/

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The recent blog post on stealth addresses by @vitalik.eth ends with how wallets should move to a multi-address model: a fresh address for every app. Just published this response post exploring this technical direction further. https://blog.bigwhalelabs.com/on-vitaliks-vision-for-a-private-multi-address-future/

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Top casts

Now you can use sealcred.xyz/email to prove where you work, without doxxing yourself. Here's a deep dive into the tech: https://blog.bigwhalelabs.com/deep-diving-into-private/

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What’s the alpha with a live session? Been practicing after reading/watching stuff, ancient Indian yogic techniques and wim hof as well.

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The recent blog post on stealth addresses by @vitalik.eth ends with how wallets should move to a multi-address model: a fresh address for every app. Just published this response post exploring this technical direction further. https://blog.bigwhalelabs.com/on-vitaliks-vision-for-a-private-multi-address-future/

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Onchain profile

Ethereum addresses