Telefónica confirms internal ticketing system breach after data leak
Spanish telecommunications company Telefónica confirms its internal ticketing system was breached after stolen data was leaked on a hacking forum. [...]
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Background for this topic.
Hacking is the use of technical methods to access, alter, disrupt, or examine computer systems and data, either with authorization or without it. In security reporting, the term usually covers unauthorized exploitation of software flaws, exposed services, weak credentials, misconfigurations, and sometimes human trust through phishing or other social engineering.
Its security significance depends on the attacker’s access and objective: a compromised internet-facing system may enable data theft, unauthorized changes, or movement into other systems, while a benign penetration test can reveal the same weaknesses before they are abused. Defenders reduce exposure through timely vulnerability management, secure configuration, strong authentication, network and endpoint monitoring, and tested incident-response procedures. Useful reporting distinguishes confirmed compromise from attempted or suspected activity and identifies the exploited entry point, affected assets, and whether access was contained.
Spanish telecommunications company Telefónica confirms its internal ticketing system was breached after stolen data was leaked on a hacking forum. [...]
The National Police Agency (NPA) and the Cabinet Cyber Security Center in Japan have linked a cyber-espionage campaign targeting the country to the Chinese state-backed "MirrorFace" hacking group. [...]
Chinese state-backed hackers, tracked as Silk Typhoon, have been linked to the U.S. Office of Foreign Assets Control (OFAC) hack in early December. [...]
American football team Green Bay Packers says cybercriminals stole the credit card data of over 8,500 customers after hacking its official Pro Shop online retail store in a September breach. [...]
The United Nations' International Civil Aviation Organization (ICAO) has confirmed that a threat actor has stolen approximately 42,000 records after hacking into its recruitment database. [...]
Education software giant PowerSchool has confirmed it suffered a cybersecurity incident that allowed a threat actor to steal the personal information of students and teachers from school districts using its PowerSchool SIS platform. [...]
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) said today that the Treasury Department breach disclosed last week did not impact other federal agencies. [...]