Latest cybersecurity reporting from selected sources.

A multi-stage attack on Linux devices began with an exposed F5 BIG-IP edge appliance and pivoted to an internal Confluence server for credential theft and identity compromise. Learn how the threat actor attempted Kerberos relay and lateral movement, and how Microsoft Defender detected, blocked, and unraveled the attack. The post From edge appliance to enterprise compromise: Multi-stage Linux intrusion via F5 and Confluence appeared first on Microsoft Security Blog.

Security, trust, and stability — once the pillars of our digital world — are now the tools attackers turn against us. From stolen accounts to fake job offers, cybercriminals keep finding new ways to exploit both system flaws and human behavior

Concerns Grow Over F5 Hacking Amid Stalled Government ShutdownFederal officials are scrambling to contain nation-state hackers exploiting stolen source code from networking devices and software maker F5 amid staffing pressures created by the ongoing government shutdown. Stolen files reportedly include undisclosed vulnerabilities F5 had been researching.

F5 has admitted a nation state actor has stolen source code and information on undisclosed vulnerabilities

Cybersecurity company F5 has released security updates to address BIG-IP vulnerabilities stolen in a breach detected on August 9, 2025. [...]

A group of suspected Chinese cyberespionage actors named 'Velvet Ant' are deploying custom malware on F5 BIG-IP appliances to gain a persistent connection to the internal network and steal data. [...]

A new strain of Android malware has been spotted in the wild targeting online banking and cryptocurrency wallet customers in Spain and Italy, just weeks after a coordinated law enforcement operation dismantled FluBot