Crypto exchange Binance is keeping trading and withdrawals suspended due to a risk warning, even after completion of their extended four hour scheduled upgrade today, June 26, according to a support notice from Binance.
In January, crypto exchange Kraken also experienced an unexpected delay during an upgrade, staying down for more than 48 hours before resuming normal activity.
Binance is ranked fifth among exchanges by daily trading volume on Coinmarketcap, having traded around $629 million over a 24 hour period to press time.