Sam Kessler

Sam is CoinDesk's deputy managing editor for tech and protocols. His reporting is focused on decentralized technology, infrastructure and governance. Sam holds a computer science degree from Harvard University, where he led the Harvard Political Review. He has a background in the technology industry and owns some ETH and BTC. Sam was part of the team that won a 2023 Gerald Loeb Award for CoinDesk's coverage of Sam Bankman-Fried and the FTX collapse.

Sam Kessler

Latest from Sam Kessler


Tech

Tornado Cash Fallout: Can Ethereum Be Censored?

In light of OFAC’s Tornado Cash sanctions, Ethereum's community debates what to do if validators censor sanctioned addresses.

(Pobytov/iStock/Getty Images Plus)

Markets

Solana Wallets Targeted in Latest Multimillion-Dollar Hack

Over 8,000 internet-connected "hot" wallets have been compromised so far, but the source of the attack remains unknown.

Solana Hacker House en Miami, abril del 2022. (Danny Nelson/CoinDesk)

Tech

Protocolo puente Nomad pierde $200 millones tras un ciberataque

El exploit hace cuestionar nuevamente la seguridad de los tokens puente cross-chain.

Nomad fue drenado por completo el lunes después de presentarse como una alternativa "segura" a otros puente cross-chain. (Source: DefiLlama).

Tech

Crypto Bridge Nomad Drained of Nearly $200M in Exploit

The exploit calls the security of cross-chain token bridges into question once again.

Nomad fue drenado por completo el lunes después de presentarse como una alternativa "segura" a otros puente cross-chain. (Source: DefiLlama).

Tech

Ethereum’s Rollup Race: What is a ‘True’ zkEVM?

The ZK rollup race between Ethereum layer 2s Scroll, Polygon and Matter Labs may come down to definitions.

(Andriy Onufriyenko/Moment/Getty Images)

Layer 2

Failed Crypto Lender Cred Blames Its Demise on Uphold Exchange in Suit

The 2022 meltdown is not the first time the risks of “centralized DeFi” products have been laid bare.

(Daniel Thomas/Unsplash)

Tech

Matter Labs Schedules zkSync 2.0 Mainnet Launch for October

As Ethereum scaling competition heats up, Matter Labs says it will bring the first EVM-compatible ZK rollup to market.

Matter Labs says it will bring the first EVM-compatible ZK rollup to market. (Shutterstock)

Tech

The Sudden Rise of EVM-Compatible ZK Rollups

Announcements about Ethereum Virtual Machine-compatible zero-knowledge rollups came out from Polygon, Matter Labs and Scroll this week.

(MirageC/Moment/Getty Images)

Tech

Polygon Readies ZK Rollup Testnet, Eyes Mainnet Launch in 2023

Polygon zkEVM, the team’s EVM-compatible ZK rollup, describes it as "major leap forward" in the world of zero-knowledge technology.

Ethereum community member Jordi Baylina speaks at the EthCC 2022 conference in Paris. (Lyllah Ledesma)

Tech

Ethereum’s Merge Projected for September According to 'Soft' Timeline

The Merge will see Ethereum switch from the energy-intensive proof-of-work consensus mechanism to a more efficient proof-of-stake system.

(Pine Watt/Unsplash)