How 18 Malware Apps Snuck Into Apple's App Store

Despite some recent pronounced lapses, the iPhone remains one of the most secure consumer devices you can buy, thanks in large part to the locked-down ecosystem of the iOS App Store. That sort of adware makes regular appearances on Android, in part because that platform’s third-party app stores are riddled with bad actors. Wandera's security software flagged some unusual activity on a client’s iPhone: A lone speedometer app had made unexpected contact with a so-called command and control server, which had previously been identified as issuing orders to ad fraud malware in a separate Android campaign. “That’s usually where we see the dodgy activity,” says Michael Covington, Wandera’s vice president of product.