layer 2


Tech

Ethereum Staking Protocol Swell Unveils Layer-2 Rollup With $1B Total Value Locked

Swell developed the rollup alongside Ethereum scaler AltLayer and a16z-backed crypto-staking project EigenLayer.

Citrea says its zero-knowledge rollup will help expand Bitcoin's ability to accommodate NFTs and DeFi. (Unsplash modified by CoinDesk)

Tech

Ethereum Finalizes 'Dencun' Upgrade, in Landmark Move to Reduce Data Fees

A key element of the upgrade is to enable a new place for storing data on Ethereum – referred to as "proto-danksharding," which gives room for a dedicated space on the blockchain that is separate from regular transactions, and comes at a lower cost.

Screenshot from Nethermind's Dencun watch party (Nethermind/YouTube)

Tech

Ethereum Blockchain Counts Down to 'Dencun' Upgrade, Set to Reduce Fees

The upgrade is designed to usher in a new era of cheaper fees for the growing array of layer-2 networks that operate on top of Ethereum.

Blocknative's Ethernow countdown to Dencun (Blocknative)

Finance

Blockchain Builder Eclipse Labs Raises $50M Ahead of Layer-2’s Mainnet Debut

The project mixes tech from Ethereum, Solana and other blockchains.

Lunar eclipse (Justin Sullivan/Getty Images)

Finance

USDR Issuer Tangible Plans to Redeem Itself as a Layer-2 for Real-World Assets

First came the literal redemption for failed stablecoin USDR. Now comes the metaphorical redemption as Tangible changes its name to re.al.

Fresh red paint on a white wall.

Finance

Blast, Hyped Layer-2 Chain, Sees Most Deposits Bridge to Yield Manager

The controversial layer-2 network had taken $2.3 billion in deposits since November as it prepared for launch. What remains is now down to about $350 million, but many of the deposits in the original "farm" contract have now moved into a new Blast address.

Blast TVL (DefiLlama)

Tech

StarkWare Unveils New 'Stwo' Cryptographic Prover That's 'Blazingly Fast'

The upgraded prover should lead to faster and cheaper transactions, according to StarkWare. The news comes just a week after StarkWare and Polygon announced Circle STARKS, a new type of cryptographic proof.

StarkWare CEO Eli Ben-Sasson, speaking at ETHDenver on Thursday. (Danny Nelson)

Tech

Trading Platform Robinhood, Layer-2 Arbitrum Team Up To Offer Swaps To Users

Users of Robinhood’s self-custody wallet will have access to Arbitrum swaps in the next coming months. Arbitrum's ARB surged on the news.

Steven Goldfeder, CEO of Offchain Labs, the primary developer behind Arbitrum, speaks Thursday at ETHDenver. (Danny Nelson)

Tech

What to Expect From Ethereum’s Cancun-Deneb Upgrade

The beginning of "The Surge" era in Ethereum's roadmap sees a range of enhancements to scalability, efficiency and security. Here’s a breakdown.

(Riccardo Cervia/Unsplash+)

Tech

Polygon, StarkWare Tout New 'Circle STARKs' as Breakthrough for Zero-Knowledge Proofs

Circle STARKs are supposed to accelerate the proving process for zero-knowledge rollups, according to a white paper published by Polygon Labs and StarkWare.

Brendan Farmer, Co-Founder of Polygon (Shutterstock/CoinDesk)