18 Apr, 2026

Hacker leaks Telefónica data allegedly stolen in a new breach

A hacker is threatening to leak 106GB of data allegedly stolen from Spanish telecommunications company Telefónica in a breach that the company did not acknowledge. The threat actor has leaked a 2.6GB archive that unpacks into five gigabytes of data with a little over 20,000 files to prove that the breach occurred. The breach allegedly […]

3 mins read