Reviewed event layer
Browse reviewed exchange incidents and lifecycle disruptions linked back to entity dossiers and supporting evidence.
Page 18 of 20 · showing 426–450 of 485
Leading recorded types
Youbit announced it would close and file for bankruptcy after a second cyberattack caused another major asset loss.
Youbit stopped trading and entered bankruptcy proceedings after disclosing a second 2017 hack that reduced customer balances.
CoinGather went offline in late November 2017 after withdrawal complaints and later became the subject of FBI / DOJ seizure and forfeiture activity involving cryptocurrency wallets accessible through the exchange.
Profile sources describe CHBTC as ceasing trading activity on 2017-09-30 due to Chinese regulatory compliance / pressure.
Yunbi said it would close trading during the 2017 China crackdown on exchanges.
FinCEN assessed penalties against BTC-e on July 26, 2017 as U.S. enforcement action escalated.
BTC-e went offline around the July 2017 law-enforcement action. Public reference material and reporting describe the 2017 outage/seizure period as the end of the original BTC-e service.
The exchange, then known as Yapizon, suffered a hack in 2017 before later rebranding to Youbit.
BitNZ announced it would close due to New Zealand banking problems and asked customers to withdraw funds by 2017-04-15.
Later profile references describe Coinffeine as having ceased active development and operations around 2016-2017.
Bitcurex reported asset losses and went offline in October 2016.
Bitfinex suffered a major security breach in August 2016. Public reporting and DOJ materials describe roughly 119,754 bitcoin stolen from the exchange.
The U.S. CFTC ordered Bitfinex to pay a $75,000 civil monetary penalty over financed retail commodity transactions and registration-related findings.
Public reporting stated that CCEDK's current trading engine would cease in May 2016 while withdrawals remained available through June and the operation prepared to relaunch in a new OpenLedger-centered form.
ABC reported that Igot appeared on the verge of collapse, with customers owed funds, months-long withdrawal failures, and the owner acknowledging difficulty paying customers back.
Cointrader said it had closed its doors effective immediately after a debilitating hack.
Cryptsy reached its terminal operating state on the date used by HEI as the end marker.
Yacuna's closure notice gave 2015-11-15 as the deadline for customers to withdraw remaining funds before the exchange closed.
Yacuna announced via customer email that it would close the exchange and asked customers to withdraw any remaining funds before 2015-11-15.
Harborly said it was closing to focus on a separate project and that the closure was not caused by a hack, fraud, or security incident.
U.S. authorities charged Coin.mx operators with running an unlawful bitcoin exchange and money-laundering scheme.
Comkort's published closure notice set 2015-07-19 as the final date for users to withdraw funds before servers were scheduled to be turned off the following day.
Comkort announced that the exchange would cease to exist on 2015-07-19, citing lack of return during the prior year and asking customers to withdraw funds before the closure.
Public forum discussion reported that the SwissCEX site had closed while users were receiving private keys for coins held on the exchange.
The SwissCEX operator referenced an exchange-closure document and said users would receive private keys for settled accounts as part of the closure process.