British retailer giant Marks & Spencer (M&S) has suspended online orders while working to recover from a recently disclosed cyberattack. [...]

​Baltimore City Public Schools notified tens of thousands of employees and students of a data breach following an incident in February when unknown attackers hacked into its network. [...]

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. [...]

Microsoft says it will soon fix a known issue causing CPU spikes when typing messages in recent versions of its classic Outlook email client. [...]

Microsoft says it mitigated a known issue in one of its machine learning (ML) models that mistakenly flagged Adobe emails in Exchange Online as spam. [...]

​A ransomware attack in January at Frederick Health Medical Group, a major healthcare provider in Maryland, has led to a data breach affecting nearly one million patients. [...]

The FBI warns that scammers posing as FBI IC3 employees are offering to "help" fraud victims recover money lost to other scammers. [...]

A remote code execution vulnerability affecting SonicWall Secure Mobile Access (SMA) appliances has been under active exploitation since at least January 2025, according to cybersecurity company Arctic Wolf. [...]

Oracle denies it was breached after a threat actor claimed to be selling 6 million data records allegedly stolen from the company's Oracle Cloud federated SSO login servers [...]

Microsoft is investigating an Exchange Online bug causing anti-spam systems to mistakenly quarantine some users' emails. [...]

The U.S. Department of Treasury announced today that it has removed sanctions against the Tornado Cash cryptocurrency mixer, which North Korean Lazarus hackers used to launder hundreds of millions stolen in multiple crypto heists. [...]

CISA has warned U.S. federal agencies to secure their networks against attacks exploiting a high-severity vulnerability in NAKIVO's Backup & Replication software. [...]

Attackers have started targeting Cisco Smart Licensing Utility (CSLU) instances unpatched against a vulnerability exposing a built-in backdoor admin account. [...]

Microsoft has named multiple threat actors part of a cybercrime gang accused of developing malicious tools capable of bypassing generative AI guardrails to generate celebrity deepfakes and other illicit content. [...]

​The Belgian federal prosecutor's office is investigating whether Chinese hackers were behind a breach of the country's State Security Service (VSSE). [...]

​Microsoft has fixed a known issue that broke email and calendar drag-and-drop in classic Outlook after installing recent updates on Windows 24H2 systems. [...]

FBI has confirmed that North Korean hackers stole $1.5 billion from cryptocurrency exchange Bybit on Friday in the largest crypto heist recorded until now. [...]

​Forensic investigators have found that North Korean Lazarus hackers stole $1.5 billion from Bybit after hacking a developer's device at the multisig wallet platform Safe{Wallet}. [...]

Hewlett Packard Enterprise (HPE) is notifying employees whose data was stolen from the company's Office 365 email environment by Russian state-sponsored hackers in a May 2023 cyberattack. [...]