A hacker, purportedly from Iraq, defaced a site used by President Donald Trump for campaign fundraising. The hack occurred Sunday on the server secure2.donaldjtrump.com. Security journalist Brian Krebs tweeted that the hacker told him hed used a hostile subdomain takeover technique. CNN dived into Trumps vast online portfolio of domain names according to 20 years of internet records using DomainTools. Before Trump became president, his company had at least 3,643 website domains.”]