Computer Sciences

Outsmarting the PIN code

A PIN code is usually required at the checkout when paying large sums by credit card. ETH researchers have now discovered a flaw in the security system of some credit cards.

Business

Tencent profits up as gamers stay home but WeChat ban looms

Chinese tech firm Tencent, the parent company of social media giant WeChat, said Wednesday its revenue jumped 28 percent in the first half of this year as the coronavirus pandemic kept people glued to their screens.

Business

TikTok rivals do battle for hearts of teen video producers

Triller, Byte, Dubsmash and now Instagram—there's no shortage of rivals circling to grab a slice of troubled TikTok's teen-centric platform for short-form videos, but can any of them come out on top?

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