Cisco Systems routers running certain telephony features could be vulnerable to denial-of-service attacks, the company warned Friday. Cisco said routers running the IOS Telephony Service, Cisco ...

Cisco routers are deployed in networks around the world and play pivotal roles in small networks as well as global wide area networks (WANs). The stability and security built into a Cisco router are ...

Cisco today announced that every Cisco ASR 9000 router that it has shipped is eligible for an upgrade to a fourth-generation network processor via a new line card. But perhaps the bigger news is that ...

Cisco Systems released patches this week for several vulnerabilities in its IOS software for networking devices and the Cisco and WebEx conferencing servers. The most serious vulnerability affects the ...

The company is opening up its ISR branch-office routers in order to reduce the amount of equipment businesses need Cisco is opening up two pieces of its branch office gear to application developers in ...

Government agencies in the U.S. and Japan say that a group known as BlackTech has been observed compromising Cisco routers and installing backdoors for maintaining access. Hackers linked to the People ...

ActionPacked Networks offers free network device management software to help IT more easily configure access control lists, track traffic flow data and set quality of service metrics without depending ...

Security researchers have found that the firmware for several Cisco small-business routers contains numerous security issues. The problems include hardcoded password hashes as well as static X.509 ...

Update: Cisco has put up a second blog post addressing a number of the issues brought up here and indicating some changes in policy. A number of Cisco customers woke up this week to find that their ...

Cisco routers are built into the fabric of the Internet and enterprise networks, a fact that makes them highly attractive targets for attackers. Researchers at FireEye have come across attacks ...

Attackers have installed malicious firmware on nearly 200 Cisco routers used by businesses from over 30 countries, according to Internet scans performed by cybercrime fighters at the Shadowserver ...

Cisco Systems released patches this week for several vulnerabilities in its IOS software for networking devices and the Cisco and WebEx conferencing servers. The most serious vulnerability affects the ...