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Some users of the OKX exchange in the morningon Sunday, December 18, encountered numerous technical errors and glitches. In particular, clients could not withdraw funds. The failure occurred due to the actions of the Alibaba Cloud service.
According to exchange data, withinFor several hours, not a single withdrawal was made, and the last transaction occurred around 07.30 Moscow time, when 1 million SOS tokens were transferred to an unknown address. Technical failures were accompanied by the following error:
While users attacked the servicesupport, in a panicked attempt to gain access to their savings, the exchange found out that the real reason for the withdrawal problems was the unavailability of the cloud computing service of the Chinese company Alibaba.
Statement posted on the official websiteAlibaba says that equipment in Zone C in Hong Kong lost contact with the central server. At about 15.30 Moscow time, the Alibaba Cloud service partially resumed operation. However, even after this, the ability to place deposits and withdraw funds did not work for OKX clients.
Some @alibaba_cloud cloud services haveresumed but they are not completely stable yet. We will keep you guys up to date here. We will also work on a post-mortem and avoid such problems going forward.
— OKX (@okx) December 18, 2022
Users of Bitfinex and Gate have encountered problems similar to those of OKX users.
In the fall, amid the collapse of the FTX exchange, the OKX platform pledged to implement a Proof-of-Reserve verification mechanism using Merkle Trees to ensure full transparency.