U.S. and international agencies Feb. 25 released guidance on protecting Cisco Software-defined Wide-area Networking systems from exploitation by malicious cyber actors.

The U.S. government and its allies said hackers have been exploiting the newly identified bug in Cisco networking gear around ...

CISA warns of significant cyberattack threat targeting networks, Cisco confirms 10/10 zero-day authentication bypass vulnerability already being exploited.

Patches were released for a Cisco Catalyst SD-WAN zero-day exploited in the wild to bypass authentication and gain administrative privileges.

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

Cisco Systems Inc., a bellwether stock of the dot-com technological revolution, has returned to a record after a quarter century, thanks in part to the artificial intelligence spending boom. Shares ...

Cisco has unwrapped a high-end, 51.2 Tbps router and chip that it says will go a long way toward supporting the distributed AI workloads of today and in the future. Aimed at hyperscalers and large ...

In 2000, Cisco was the undisputed king of internet infrastructure, trading at 131x forward earnings with a $546 billion valuation. Analysts declared it unstoppable, only for the dot-com crash to wipe ...

Cisco beat by a penny on earnings and reported revenue that was slightly above projections. The forecast for the new fiscal year was about inline with estimates. CEO Chuck Robbins touted more ...

Cisco has delivered a strong +60% total return over the past year, outperforming many Big Tech peers, but operating results have lagged. The recent surge in Cisco's stock price mirrors patterns seen ...