Square IPO is warning to tech 'unicorns' (Update)

Mobile payments startup Square said Friday it will raise up to $403 million in its stock offering—but it may be valued less on Wall Street than by private investors.

Review: Pay-by-phone works, mostly

This week I've been paying for things with my phone, and while I do appreciate the technology, I'm wondering if mobile wallets will take off or fizzle out.

UK telecoms firm gets ransom demand after being hacked

Phone and Internet service provider Talk Talk said Friday that it has received a ransom demand after a "significant and sustained" cyberattack that may have compromised customers' credit card and banking details.

page 36 from 40