Executive Summary On Oct. 15, 2025, F5 — a U.S. technology company — disclosed that a nation-state threat actor conducted a significant long-term compromise of their corporate networks. In this incident, attackers stole source code from their BIG-IP suite of products and information about undisclosed vulnerabilities. F5’s BIG-IP suite is commonly used by large organizations, primarily in the U.S. but …
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Pavlo Gonchar | SOPA Images | Lightrocket | Getty Images U.S. cybersecurity company F5 closed down 10% on Thursday after disclosing a system breach in which a “highly sophisticated nation-state threat actor” gained long-term access to some systems. The stock had its worst day since April 27, 2022, when the stock fell 12.8%. The company disclosed the breach in a …
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Oct 15, 2025Ravie LakshmananVulnerability / Threat Intelligence U.S. cybersecurity company F5 on Wednesday disclosed that unidentified threat actors broke into its systems and stole files containing some of BIG-IP’s source code and information related to undisclosed vulnerabilities in the product. It attributed the activity to a “highly sophisticated nation-state threat actor,” adding the adversary maintained long-term, persistent access to its …
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