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

Movement Labs Raises $38M for Rollup Based on Facebook's Move Language

Movement's 21 and 24-year-old co-founders say they are on a mission to "make blockchain security sexy" with the launch of their L2.

Movement Labs co-founders Cooper Scanlon and Rushi Manche (Movement Labs)

Tech

Galaxy, Lightspeed Faction Lead $15M Raise for Turnkey, Crypto Wallet Startup From Former Coinbase Employees

The company from ex-Coinbase employees aims to help developers build better blockchain wallets.

Turnkey co-founders Jack Kearney and Bryce Ferguson (Turnkey)

Tech

Patched Cosmos Bug Could've Put $150M At Risk, Says Firm That Reported It

The reentrancy bug was discovered by Asymmetric Research, a core contributor to the Wormhole interoperability protocol.

Artistic rendering of the GitHub page where the Cosmos "reentrancy vulnerability" was described. (GitHub)

Tech

Union Labs Plans Polygon-to-Cosmos Bridge with New AggLayer Integration

The new technology from Union Labs comes after the blockchain interoperability project raised $4 million in November.

Union Labs team (Union Labs)

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Tech

Worldcoin, Sam Altman's Crypto Project, Is Building a Layer-2 Chain

The human-focused blockchain network will be based on the OP Stack, a framework for building Ethereum-based layer-2 chains.

Worldcoin's iris-scanning technology is being questioned by regulators (Danny Nelson/CoinDesk)

Markets

Bitcoin Falls 8%, Drops Below $62K Before Rebound

Other major cryptocurrencies saw similar declines.

(CoinDesk Indices)

Tech

Ether.Fi Inks $500M Restaking Deal With RedStone Oracles

Under its deal with RedStone, Ether.Fi will dedicate $500 million to help secure RedStone's data oracles, which are used to pass information between blockchains and the outside world.

Ether.Fi CEO Mike Silagadze (CoinDesk, modified using PhotoMosh)

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Tech

Ethereum's Next Upgrade, 'Pectra,' Could Include Relief for Institutional Stakers, Wallet UX Improvements

Developers' aim with Pectra is to make some minor code changes while simultaneously working on a bigger code change, Verkle trees, for the following upgrade.

Prague

Tech

EigenLayer, Crypto's Biggest Project Launch This Year, Is Still Missing Crucial Functionality

The "restaking" protocol with $15 billion in deposits won't pay rewards to depositors and is missing its mission-critical "slashing" feature.

EigenLayer founder Sreeram Kannan at ETHDenver 2024 (Danny Nelson/CoinDesk)