Academics from Princeton found more than half the numbers they obtained could be linked to personal data about former users.
The Cellusys-Kaleido signaling security survey contains many other statistics that will trouble risk managers and ordinary phone users.
Police say they cracked the Sky ECC message app, which has 170,000 users and is allegedly used by drugs traffickers. However, a string of similar operations suggests a flawed strategy.
Apple’s identifier for advertisers (IDFA) may have violated the EU rules that also require user consent for non-essential cookies.
The burden on telcos to provide data to customers could be greatly increased if the activists who destroyed the US-EU data protection safe harbor succeed with their latest legal challenge.
Delegates of the Virtual ITW conference were warned their profile information, including their messages, could be accessed by other users if personalized hyperlinks had been forwarded to them.
From satellite tracking to CDR data to contact-tracing apps, many mechanisms are being used to monitor people’s movements. This raises concerns about the balance between health and privacy.
The deadline for submissions is 30th September.
AdaptiveMobile Security found a security weakness in a legacy app found on many SIM cards. The vulnerability is independent of the user’s handset and 1bn users are potentially at risk.
Chairman Joe Simons of the US Federal Trade Commission (FTC) defended a settlement that some commentators called ‘meager’.