Most IT pros realize that using Telnet to manage routers, switches, and firewalls is insecure. Transmitted in clear text across a network, Telnet traffic basically publicizes any login usernames and ...

Cisco has released security updates to address critical security flaws allowing unauthenticated attackers to log in using hard-coded credentials or default SSH keys to take over unpatched devices.

Many Cisco security appliances contain default, authorized SSH keys that can allow an attacker to connect to an appliance and take almost any action he chooses. Many Cisco security appliances contain ...

Cisco has released security updates to address a high severity vulnerability in the Cisco Umbrella Virtual Appliance (VA), allowing unauthenticated attackers to steal admin credentials remotely.

I have two Cisco Catalyst 2960-S 48-port switches "stacked" using the Cisco FlexStack module. Originally I had to set them up using "Express Setup", which I absolutly hate from my limited use of it. I ...

Fundamentals: Five ways to secure your Cisco routers and switches Your email has been sent David Davis describes the fundamentals of router security through a list of his top five best practices. He ...

Dennis Fisher and Mike Mimoso talk about the Cisco default SSH keys, more details of the OPM data breach, the Adobe 0-day and why we never hear about bad APT groups, only the really good ones. Dennis ...

Most IT pros know that using Telnet to manage routers, switches, and firewalls is not exactly a security best practice. Instead, the accepted alternative to Telnet's lack of security is Secure Shell ...