ZK rollups


Tech

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, once 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.

Ethereum co-founder Vitalik Buterin (Bradley Keoun/modified by CoinDesk)

Tech

Kraken Said to Seek Partner to Help Build It a Layer 2 Blockchain Network

The crypto exchange is still considering which blockchain developer should build its network, with Polygon, Matter Labs and the Nil Foundation in the mix, according to people familiar with the situation. Rival crypto exchange Coinbase blazed the trail with Base.

Kraken CEO Jesse Powell (CoinDesk)

Tech

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.

Manta Ray. (Justin Henry/Creative Commons)

Tech

Scroll zkEVM Launches, Blockchain Data Shows, Competing With Polygon, Matter Labs

The new Ethereum layer-2 network's debut adds to the competition among rival providers of so-called "zkEVMs," including Polygon and Matter Labs.

Scroll co-founder Sandy Peng (Bradley Keoun)

Tech

Buenos Aires Releases Blockchain Digital Identity Solution Powered by zkSync's ZK Proofs

Citizens of Buenos Aires can access the identity solution, the QuarkID wallet, where they can store their birth and marriage certificates, according to the city government.

Buenos Aires, Argentina. (Sasha Stories/Unsplash)

Tech

Polygon Emerges as Suitor for Celo’s New Layer-2 Blockchain, Competing With OP Stack

Celo, which is ditching its standalone blockchain in favor of a new "layer-2" network atop Ethereum, had originally signaled plans to rely on Optimism's OP Stack, a similar customizable kit to Polygon's but using Optimism’s “optimistic” technology.

Image tweeted by Celo officials on Monday from conference in Barcelona. (Celo)

Tech

Coinbase’s Chosen Blockchain Brand Sees Zero Threat from Zero Knowledge

Many Ethereum aficionados have predicted that the most promising layer-2 blockchains would be built not using the OP Stack’s “optimistic rollup” technology – favored by the U.S. crypto exchange Coinbase – but with a different setup known as “ZK rollups,” reliant on "zero-knowledge" cryptography.

OP Labs CEO Karl Floersch. (Optimism)

Tech

Starkware to Open-Source ‘Magic Wand’ of Its Zero-Knowledge Cryptography Next Week

The team behind the layer 2 Starknet blockchain said that they will also hold a code review on Aug. 31 at a conference in San Francisco.

StarkWare co-founders CEO Uri Kolodny and President Eli Ben-Sasson (Natalie Schor/StarkWare)

Tech

Immutable, Web3 Gaming Platform, Launches zkEVM Testnet in Bid to Diversify Infrastructure

The ZK rollup is built using Polygon scaling technology, designed to make it easier for developers to spin up new application-specific blockchains.

(Getty Images)

Tech

Zero-Knowledge Rollup ZKM Sets Out to Make Ethereum 'Universal Settlement Layer'

With funding from the foundation that oversees development of the Metis layer-2 Ethereum protocol, ZKM is developing a hybrid rollup that combines an Optmistic rollup and Zero-Knowledge rollup into one.

Rollup (Bru-nO/Pixabay)

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