Mastercard Com News Today : Breaking News, Live Updates & Top Stories | Vimarsana

That matter can mirror a website that's trying to shut down one of these other websites. it's called denial of service attacks. you basically try to get to a site so many times using your own server, it basically crashes their server. that's what's happening with mastercard and visa. then there's insurance. julian assange has got some insurance. he's threatened to release a colossal file of unknown but presumably explosive content if he is imprisoned or killed. we don't know what that is. i'm going to stop talking now and bring in john sutter, a technology writer for cnn.com. he can explain my...

Because they've been down over the last day or so. >> that's not the business we think of when we think of mastercard and visa. can these guys get closer? they're talking about going after amazon, all sorts of people who don't like them or have somehow, with the case of paypal and visa and mastercard, it was because they stopped accepting payments on behalf of wikileaks. >> right. these hackti vists are a group of people who have remained anonymous. people are sort of waiting to see where that will go. i talked to a bunch of cyber security experts today and yesterday, and they see this as most...

You mentioned the one that a program is downloaded in the denial of service attack. like you said floods the internet. >> that's an old-fashioned thing, that's been going on for a long time. >> for at least a decade. there have been, like examples where people in protests have tampered with government websites. it's not necessarily new. it's highly publicized right now, because wikileaks, the whole subject is so tense. you mentioned the actual infrastructure of these credit card companies has not been affected. >> they're much more secure than -- master.com's website is a website like many com...