Another trove of data from Berlin's government has appeared online, authorities said. Germany's information security agency separately warned about the Rhysida cybercrime group.

Searzhudin Tamirlanovich Aktulaev appeared in a San Francisco federal court on Monday after being arrested in Cyprus in May 2025 and extradited to the U.S. last week.

The healthcare data company Aesto informed federal regulators this week that more than 9.5 million people had sensitive information leaked during a cyberattack last December.

U.S. and European authorities disrupted the long-running botnet Sality, turning the malware’s peer-to-peer architecture against itself to cut thousands of infected computers off from operators.

Federal law enforcement continued to warn about ATM jackpotting gangs as it announced guilty pleas from five Venezuelan nationals.

Two men in Australia were charged Wednesday over their alleged membership in TeamPCP, the cybercrime group blamed for one of the most damaging hacking campaigns of the past year.

A new strain of malware is being used to infect Android-based car systems, turning the devices into part of a botnet.

A Belarusian national active in the cybercriminal world for decades was sentenced to 16 years in U.S. prison for running the Ransom Cartel ransomware operation.

Water utilities in at least 12 states have reported cyberattacks on their operational technology, as the scope of a campaign allegedly linked to Iranian hackers continues to grow.

An artificial intelligence agent built by Anthropic independently planted malicious code in a real software project and sent phishing emails to developers during a U.K. government security evaluation, according to Britain’s AI Security Institute.

Russian state-sponsored hackers have been compromising hotel Wi-Fi networks around the world to steal travelers' login credentials and infect devices with espionage malware, Microsoft said.

A North Korea-linked hacker group was behind several high-profile compromises of open-source software libraries used by developers worldwide, researchers have found.

Researchers say the Russian state-linked hacking group tracked as Laundry Bear recently began exploiting a bug in Microsoft Outlook Web Access.

Researchers have uncovered a highly personalized phishing campaign that used Telegram to try to hijack the account of an exiled Belarusian activist, as well as users in Russia and Kazakhstan.

Hackers used an autonomous artificial intelligence agent to carry out a cyber-espionage campaign against Thailand's Ministry of Finance, researchers discovered.

A North Korean advanced persistent threat (APT) group recently targeted vendors of collaborative-work software, South Korean researchers said.

Rather than verifying they are human, the CAPTCHA users are instructed to copy and paste a PowerShell command into their Windows computers.

Threat intelligence researchers at Google described StockStay, the latest malware developed by the Russian cyber-espionage group known as Turla.

Microsoft touted its latest action against malware infrastructure as a new approach aimed at the full cybercrime "supply chain." Europol said more than 300 servers were targeted.

An international operation targeted the SocGholish botnet, which has been linked to the Russia-based cybercrime group Evil Corp.