The Zcash blockchain network has suffered a spam attack, where every block contains a shielded transaction with hundreds of outputs. According to a Twitter user @xenumonero, the spammer can "blow up the size of the chain by maxing each 2mb block every 75 seconds."
Subscribe to our Telegram channel to get daily short digests about events that shape the crypto world
As a result, the network nodes might face issues related to memory and performance. The cost of each spammed transaction is reportedly less than a cent, the user noted. It is unclear what is the final purpose behind the attack.
In June, Electric Coin Company, the developer of Zcash, released a major update to the mainnet of the privacy-focused crypto, bringing the Orchard shielded payment protocol, utilizing the Halo proving system.
Halo is touted as a "recursive trustless version" of zero-knowledge proofs designed to greatly increase the scalability of the system and eliminate the need for "trusted setups."
Access more than 50 of the world's financial markets directly from your EXANTE account – including NASDAQ, London Stock Exchange and Tokyo Stock Exchange