Privacy-focused altcoin Beam will execute its second hard fork on June 28, upgrading the network’s PoW algorithm from BeamHash II to BeamHash III
Source: https://cointelegraph.com/news/privacy-altcoin-beam-to-execute-second-hard-fork-in-june-2020
Privacy Altcoin Beam to Execute Second Hard Fork in June 2020
April 22, 2020
CoinTelegraph