One of the hacker’s responsible for today’s cyberattack on D.C. government servers warned that more attacks were to come.

Having trouble accessing DC.gov websites? That’s because they’ve been under attack by hackers today.

In case you had yet to notice, the visage of a smiling Mayor Vince Gray began lording over the top banner of the District of Columbia’s website this weekend.

There was some lamentation in the local tech community over D.C. Chief Technology Officer Vivek Kundra’s decision to leave city government for a post with the Obama administration. Under Kundra’s watch the Office of the CTO did some cool things, most notably the city data catalog and the Apps for Democracy contest (which was a great idea, even if the money-saving numbers quoted in relation to it are transparently ridiculous). But — the occasional FBI…