# Hyperledger Launches Besu v21.1.1 By Coinness Canonical URL: https://www.tokenpost.com/news/investing/7282 Published: 2021-03-10T02:56:03.000Z Updated: 2021-03-10T02:56:03.000Z Section: Investing > ETC Cooperative took to Twitter to announce that Besu now supports Keccak256 mining and 'ecip1049_dev network' known as 'Astor testnet.' ETC Cooperative took to Twitter to announce that Besu now supports Keccak256 mining and 'ecip1049_dev network' known as 'Astor testnet.' In addition, Hyperledger has launched Besu v21.1.1. This release contains the activation blocks for Berlin across all supported testnets and the Ethereum mainnet. [Coinness]() ## Links in this article - [Coinness](https://coinness.com)