Cisco has released security updates to patch two maximum-severity vulnerabilities in its Secure Firewall Management Center (FMC) software.

Cisco stock, along with shares in rivals Dell, Arista and HPE fell on Cisco's comments on higher memory chip prices lowering profit margins.

Cisco has revealed a new experimental chip called the Quantum Network Entanglement Chip. This chip could help quantum ...

A Cisco threat intelligence report calls the cyberintruders “highly sophisticated” but stops short of naming any affiliation with a foreign nation.

SAN JOSE, Calif. — Over more than three decades, Cisco Systems became a Silicon Valley giant partly because of one facet of its business: technological complexity. Managing Cisco’s many varieties of ...

The NCSC, Cisa, and other Five Eyes agencies have warned of mass exploitation of vulnerabilities in Cisco Catalyst SD-WAN, which Cisco is attributing to an unknown threat actor called UAT-8616.

Cisco is warning that a critical authentication bypass vulnerability in Cisco Catalyst SD-WAN, tracked as CVE-2026-20127, was ...