T-Mobile deploys 3CA across mid-band
T-Mobile US began deploying a combination of three channels of mid-band 5G spectrum as part of a continuing quest to add capacity and coverage across its network. The operator reached…
How 1-Time Passcodes Became a Corporate Liability
Phishers are enjoying remarkable success using text messages to steal remote access credentials and one-time passcodes from employees at some of the world’s largest technology companies and customer support firms.…
It Might Be Our Data, But It’s Not Our Breach
Image: Shutterstock. A cybersecurity firm says it has intercepted a large, unique stolen data set containing the names, addresses, email addresses, phone numbers, Social Security Numbers and dates of birth…
Fighting Fake EDRs With ‘Credit Ratings’ for Police
When KrebsOnSecurity recently explored how cybercriminals were using hacked email accounts at police departments worldwide to obtain warrantless Emergency Data Requests (EDRs) from social media firms and technology providers, many…
Leaked Chats Show LAPSUS$ Stole T-Mobile Source Code
KrebsOnSecurity recently reviewed a copy of the private chat messages between members of the LAPSUS$ cybercrime group in the week leading up to the arrest of its most active members…
T-Mobile Investigating Claims of Massive Data Breach
Communications giant T-Mobile said today it is investigating the extent of a breach that hackers claim has exposed sensitive personal data on 100 million T-Mobile USA customers, in many cases…