T-Mobile USA will pay the FCC’s largest fixed-amount civil penalty as redress for Sprint wrongly claiming Lifeline payments.
The FCC said a cascade of failures would have been prevented if T-Mobile USA had periodically audited the diversity of their networks.
Princeton academics tested how little information was needed to persuade five US mobile telcos to execute a SIM swap.
T-Mobile US, Comcast and Inteliquent say they have achieved a global first by using a digital signature to validate the origin of a call routed across three networks.
Though no financial data was compromised, there will be an increased risk of account takeovers.
North Carolina Attorney General Josh Stein has persuaded the bulk of US telephony providers to adopt eight principles for stopping nuisance robocalls.
The telco is being sued for not blocking threatening calls where the originating number was shown as ‘0000’.
The operators want to authenticate subscribers when they use online services provided by other businesses.
The telco denied customer passwords were compromised but seemingly this is because the passwords were encrypted. Security researchers have questioned the strength of the encryption.
The ‘big four’ mobile operators in the USA intend to deliver a common secure authentication service by the end of the year.