UPDATE (22nd May, 17:2opm GMT): A representative from Bitfinex has indicated it has generated a new hot wallet on a "failsafe machine". It expects deposits and withdrawals will be live "soon", after the wallet has successfully synced.
Popular bitcoin exchange Bitfinex today urged customers to halt deposits while it investigates a suspected hack.
said it was working to create a new hot wallet for the deposits it stores online.
The exchange, which recently partnered with AlphaPoint to overhaul its back-end, is expected to release further updates in the coming hours.
Additional reporting by Pete Rizzo.
Correction: A previous version of this article stated that Bitfinex was the third most popular exchange by volume.
CoinDesk is following this developing story.
The leader in news and information on cryptocurrency, digital assets and the future of money, CoinDesk is a media outlet that strives for the highest journalistic standards and abides by a strict set of editorial policies. CoinDesk is an independent operating subsidiary of Digital Currency Group, which invests in cryptocurrencies and blockchain startups. As part of their compensation, certain CoinDesk employees, including editorial employees, may receive exposure to DCG equity in the form of stock appreciation rights, which vest over a multi-year period. CoinDesk journalists are not allowed to purchase stock outright in DCG.