Crypto exchanges have had a hard time gaining access to big time money from Wall Street because they are perceived to be too risky; now some of the exchanges are starting to use technology from traditional Wall Street firms to help catch manipulation; according to Tony Sio, head of marketplace and regulator surveillance at Nasdaq, he has been an increase by crypto exchanges to use their SMARTS Trade Surveillance; “I would say a lot of them in the early stages are able to answer most the questions OK except for a lot of the KYC/AML,” Sio said to Business Insider; he did not name any clients but says at least four installed a version of the tech in 2018. Source.