Hacking attacks against crypto exchanges have become fairly common, and not a lot of people are surprised when they hear about them at this point. With that said, attacks on major exchanges are still very important events, and the two exchanges attacked in the last 24 hours are both quite well-known. According to recent reports, Malta-based OKEx was attacked twice, with the first attack taking place yesterday, and the second one targeting exchange again today. The attacks were disclosed by the exchange’s own CEO, Jay Hao, who reported them on his Weibo account. what are ddos attacks ? According to the announcement, the first attack had a severity of 200 GB, while the second one ended up being twice as strong, with 400GB severity. Despite the two attacks, the company’s CEO claims that the exchange remains largely unaffected. OKEx did not disclose the attacks on Twitter, but it did hint that a system upgrade for futures and options trading is to take place. Bitfinex had to brief...