Adam Stone writes on technology trends from Annapolis, Md., with a focus on government IT, military and first-responder technologies. The Department of Homeland Security has warned federal agencies ...

Illustration by Mark Todd In May, Web security consultant George Deglin discovered a cross-site scripting (XSS) exploit that involved Facebook’s controversial Instant Personalization feature. The ...

Q: When I visit some pages using Internet Explorer 9 and Windows 7, I get the following message: “Internet Explorer has modified this page to prevent cross-site scripting.” Is this something I should ...