Security News

Google says it will no longer trust root CA certificates signed by Chunghwa Telecom and Netlock in the Chrome Root Store due to a pattern of compliance failures and failure to make improvements. [...]

SK Telecom says that a recently disclosed cybersecurity incident in April, first occurred all the way back in 2022, ultimately exposing the USIM data of 27 million subscribers. [...]

South Korean mobile provider SK Telecom has announced free SIM card replacements to its 25 million mobile customers following a recent USIM data breach, but only 6 million cards are available...

The FBI has asked the public for information on Chinese Salt Typhoon hackers behind widespread breaches of telecommunications providers in the United States and worldwide. [...]

South Korea's largest mobile operator, SK Telecom, is warning that a malware infection allowed threat actors to access sensitive USIM-related information for customers. [...]

It worked for in 2018 with Chris Krebs. Will it work again? Uncle Sam's Cybersecurity and Infrastructure Security Agency, aka CISA, has been "actively hiding information" about American...

A major telecommunications company located in Asia was allegedly breached by Chinese state-sponsored hackers who spent over four years inside its systems, according to a new report from incident...

Japanese telecommunication services provider NTT Communications Corporation (NTT) is warning almost 18,000 corporate customers that their information was compromised during a cybersecurity incident. [...]

Threat actors of unknown provenance have been attributed to a malicious campaign predominantly targeting organizations in Japan since January 2025. "The attacker has exploited the vulnerability...

Cisco has confirmed that a Chinese threat actor known as Salt Typhoon gained access by likely abusing a known security flaw tracked as CVE-2018-0171, and by obtaining legitimate victim login...