O2 data breach potentially shares your cellphone number with the world
There's an alarming rumor circulating that suggests that UK network O2 forwards your phone number to any website visited on a smartphone. Lewis Peckover built a site that displays the header data sent to sites you visit, finding a network-specific field called "x-up-calling-line-id" which displayed his number. Angry users who tested the site have flooded the company's official Twitter, which is currently responding with:
"Security is our top most priority, we're investigating this at the moment & will come back with more info as soon as we can."http://lew.io/headers.php