SAN JOSE — Cisco Systems has sold several San Jose office buildings to a big Bay Area real estate firm — and also has struck a deal that could enable the tech titan to buy some of the buildings back ...

On Wednesday, Cisco revealed that a group of Chinese government-backed hackers is exploiting a vulnerability to target its enterprise customers who use some of the company’s most popular products.

A variety of Cisco security products have been under fire this month, thanks to two separate campaigns of very different natures. On Wednesday, Cisco revealed that a newly identified China-linked ...

A critical Cisco vulnerability with no patch is being actively exploited by suspected China-aligned hackers to quietly seize control of exposed email security appliances. Cisco’s Talos researchers say ...

On Wednesday, Cisco announced hackers are exploiting a critical vulnerability in some of its most popular products that allows the full takeover of affected devices. Worse, there are no patches ...