White House Press Secretary Josh Earnest said the Department of Homeland Security was “monitoring the situation” but that “at this point I don’t have any information about who may be responsible for this malicious activity.”

Reads the top of Twitter’s trending topics page: “Today’s Brutal DDoS Attack Is the Beginning of a Bleak Future.” The site was working properly as of mid-afternoon, and users were tweeting their reaction.

Some concerned:

Some resigned: