Application security firm F5 Inc. disclosed in a filing with the U.S. Securities and Exchange Commission today that a sophisticated nation-state threat actor had gained unauthorized access to internal ...

Researchers on Wednesday reported critical vulnerabilities in a widely used networking appliance that leaves some of the world’s biggest networks open to intrusion. The vulnerabilities reside in ...

The US Cybersecurity and Infrastructure Security Agency (CISA) has urged organizations to address security risks related to unencrypted cookies used in F5 BIG-IP Local Traffic Manager (LTM) systems.

CISA is warning that threat actors have been observed abusing unencrypted persistent F5 BIG-IP cookies to identify and target other internal devices on the targeted network. By mapping out internal ...

On October 15, application security vendor F5, Inc. disclosed that a highly sophisticated nation-state threat actor maintained long-term, persistent access to certain F5 systems. The attackers ...

Cybersecurity company F5 has released security updates to address BIG-IP vulnerabilities stolen in a breach detected on August 9, 2025. The company disclosed today that state hackers breached its ...