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Privacy Coin GRIN Is Victim of 51% Attack

A 51% attack occurs when a miner (or miners) acquires more than 50% of the network's mining hash power and takes control of the network.

Updated Sep 14, 2021, 10:28 a.m. Published Nov 8, 2020, 6:24 p.m.
Grin

Privacy-centric blockchain network Grin (GRIN) is undergoing a 51% attack, an event in which a miner (or miners) acquires more than 50% of the network's mining hash power and takes control, according to a notice at the bottom of the Grin protocol's website.

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  • According to 2miners.com, which is responsible for 19.1% of the current hash power on Grin, the unknown miner(s) grabbed control of 57.4% of the network's hash power.
  • While the attack is underway, the protocol is warning users to wait for extra confirmations on transactions for payment finality.
  • Grin, which was the first cryptocurrency to test privacy protocol MimbleWimble and drew an estimated $100 million in venture capital to mine it, was once called “Bitcoin 2.0.”
  • GRIN coins were down 2.23% to $0.235 at press time.

See also: Ethereum Classic’s Terrible, Horrible, No Good, Very Bad Week

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  • U.S. searches for “bitcoin zero” on Google hit a record high in February as BTC slid toward $60,000 after hitting a peak in October.
  • In the rest of the world, searches for the term peaked in August, suggesting fear is concentrated in the U.S. rather than worldwide.
  • Similar U.S. search spikes in 2021 and 2022 coincided with local bottoms.
  • Because Google Trends measures relative interest on a 0-to-100 scale amid a much larger bitcoin user base today, the latest U.S. spike signals elevated retail anxiety, but does not reliably guarantee a clean contrarian reversal.