Posts

Showing posts with the label zcash

Coinbase limits Zcash trading as ViaBTC poses risks of 51% attack

Image
Coinbase changed the Zcash confirmation requirement to 110 blocks, increasing deposit time from 40 minutes to 2.5 hours. Crypto exchange Coinbase has limited trading with Zcash (ZEC) after it found that a single mining pool now controls more than 50% of Zcash’s hash power. In a blog post on Sept. 15, Coinbase said it increased the number of network confirmations required for processing deposits and moved our ZEC trading markets into a limit-only mode to reduce the impact of any volatility. Now, Coinbase waits for 110 blocks to be confirmed by the network, which means users would have to wait about 2.5 hours to deposit ZEC into the exchange. Block distribution in Zcash | Source: MiningPoolStats According to data from MiningPoolStats, ViaBTC is now controlling 53% of the Zcash hashing power, while unknown entities control 18.3% and AntPool — 12.2%. Coinbase says it has reached out to Electric Coin Company (ECC), the team behind Zcash, and ViaBTC to reduce the risks of an a...

Asset-agnostic privacy: the cause of disruption in blockchain

Drop the term “asset-agnostic privacy ” into dinner party conversation, and your guests will gaze at you in bewilderment. Even in crypto circles, where the phrase originates, it’s hardly something that everyday users know. But such is to be expected of nascent tech whose transformative potential has yet to be realized. So what exactly is asset-agnostic privacy , and what benefits does it bring block chain users? Houston, we have a bridge problem It’s no secret that blockchain bridges, how assets move between chains, are a weak point. Billions of dollars have been exfiltrated by hackers exploiting weaknesses in bridge architecture. But what’s less known is the other hazards that bridging presents, particularly regarding privacy. When moving tokens between chains, few working solutions preserve the details of the transaction to observers while maintaining its fidelity. You might also like: European Investment Bank uses blockchain for environmenta...