Espresso Systems Raises $28M in Fresh Funds, Led By A16z Crypto
The shared sequencer leading firm said that the round would further invests in their products as well as additional hires.
Rollup
Optimism Finally Starts Testing ‘Fault Proofs’ at Heart of Design – and of Criticism
A version of the new proof system, which will help secure withdrawals from Optimism and other networks based on its tech, will be deployed to Ethereum’s Sepolia test network on Tuesday.
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.
Ethereum Fees Set to Drop for Arbitrum, Polygon, Starknet, Base. But How Much?
Leading figures behind layer-2 teams told CoinDesk how Ethereum’s upcoming Dencun upgrade will affect their networks – and costs.
Avail, an Ethereum Data Network to Rival Celestia, Raises $27M In Seed Round
The funds will be used to build out its three core products, “Avail DA,” “Nexus” and “Fusion Security.”
Bitcoin Zero-Knowledge Rollup Citrea Raises $2.7M in Seed Funding
Citrea says it plans to use zero-knowledge cryptography to help grow Bitcoin’s budding decentralized finance (DeFi) and NFT ecosystems.
Polygon’s MATIC Has Fallen Out of Favour With Crypto Investors. Here’s Why.
MATIC was overvalued at the start of the ongoing crypto bull run, one observer said.
Ethereum’s Buterin Floats Prospect of Taking Some Layer-2 Functions Back on Main Chain
Vitalik Buterin, a member of the Ethereum Foundation’s executive board, evvel pushed “layer-2” networks as a way to provide faster and cheaper transactions. Now he’s got ideas for “enshrining” some of those functions on the main chain.
Manta’s Layer-2 Blockchain Already Plans to Ditch OP Stack for Polygon
The network, which just went live a couple weeks ago as a so-called optimistic rollup – the core underpinning of OP Stack – will now become a “ZK-rollup,” which is what Polygon’s software kit provides.
At Last, Blockchain Developer OP Labs Delivers ‘Fault Proofs’ Missing From Core Design
The developer’s OP Stack software, the blueprint for Coinbase’s new Base blockchain, had been criticized for the lack of a crucial security feature – likened to driving a fast car without airbags.