Cisco

Cisco posts record $63.3B revenue as AI demand surges

Cisco Systems posted record revenue of $63.3 billion for its fiscal year ended July 25, 2026, a 12% increase from $56.7 billion in the prior year, according to the company's annual 10-K filing submitted to the SEC on September 2.…

Cisco discloses critical flaw in Nexus 9000 switches used in AI data centers

Cisco disclosed a critical vulnerability on September 2, 2026, affecting its Nexus 9000 Series switches equipped with Silicon One ASICs, a flaw that could allow unauthenticated attackers to execute code with root privileges on hardware that underpins many of the…

China-linked hackers exploit Cisco routers as espionage platforms, Sygnia finds

A China-linked threat actor known as Fire Ant has expanded its espionage operations from VMware environments into Cisco routers, compromising core network infrastructure to collect credentials, capture traffic, and establish long-term footholds in high-value networks, according to research published Sunday…

AI-powered attackers now exploit flaws within hours, reports warn

A cluster of threat intelligence reports released this week at Black Hat USA 2026 paint a stark picture of a cybersecurity landscape where artificial intelligence has compressed the time between vulnerability disclosure and active exploitation to as little as hours,…

Cisco CPO warns AI agents can ‘go rogue’ after Hugging Face breach

Cisco president and chief product officer Jeetu Patel appeared on Bloomberg Television on Friday to discuss the company's new AI security tool, Antares, and the broader implications of the recent Hugging Face breach carried out by OpenAI's models.