Articles by Ryan Gallagher

Russia-Linked Hackers Claim Credit for OpenAI Outage

A hacking group linked to Russia claimed responsibility for attacks that periodically forced OpenAI’s ChatGPT offline last week, saying it targeted the company due to its support of Israel. The group, which calls itself Anonymous Sudan, said in a post …

Hacking Groups, Including Some Tied to Russia, Are Attacking Israeli Websites

Hacking groups, including some tied to Russia, are attacking Israeli government and media websites, allying themselves with the Palestinian military group Hamas that launched a series of deadly strikes on the country over the weekend. Killnet, a group that purports …

UK Cybersecurity Officials Investigate Data Breach Affecting London Hospitals

British cybersecurity officials are investigating an alleged cyberattack on a group of hospitals in London that has led to the disclosure of confidential documents online. A gang of Russian-speaking cybercriminals known as ALPHV, or BlackCat, claimed on its website last …

PwC Probes Security Incident Tied to Russian-Speaking Clop Cyber Gang

A criminal hacking gang has added more names to its lists of alleged victims from a recent campaign that exploited a vulnerability in a popular file-transfer product. The group, known as Clop, threatened to post internal data from professional services …

US Agencies Hit in MOVEit Hacking Campaign as Victim List Grows

Multiple US agencies were compromised by a hacking campaign in which attackers have exploited flaws in a popular software tool to gather information from a range of victims. The US Cybersecurity and Infrastructure Security Agency, a unit of the Department …

Russia-Linked Hackers Give Victims a Week to Open Ransom Negotiations

A Russian-speaking criminal cyber gang gave victims including British Airways and the BBC a week to start ransom negotiations after it exploited a vulnerability in an encrypted file-sharing software used by many high-profile firms. The hacker group, known as Clop, …

Capita Warns Customer Data May Have Been Stolen in Cyber Attack

Capita Plc, one of the UK’s biggest outsourcing companies, said that customer data may have been stolen during a recent cyberattack. There is “currently some evidence of limited data exfiltration from the small proportion of affected server estate which might …

Hackers Breached UK Pension Protection Fund, Stole Employee Data

Hackers obtained data on some employees of the UK’s Pension Protection Fund after exploiting a third-party data transfer service, according to a fund spokesperson. The Pension Protection Fund manages £39 billion of assets for its 295,000 members, according to its …

Hackers of ION Trading Also Hit UK Postal Service, Canada Hospital, U.S. Local Agencies

The hacking group behind a cyberattack against the software firm ION Trading UK has recently conducted a series of breaches throughout the world, with its victims including the UK’s postal service and local government agencies in the US. The gang, …

UK Water Supplier Hit by Cyber Attack, Highlighting Critical Infrastructure Vulnerabilities

A company that supplies water to more than 1.5 million people in the UK disclosed it was hit by a cyber attack in an incident security experts said highlighted potentially dangerous vulnerabilities in the country’s critical infrastructure. South Staffordshire Plc …