Point of Persistence

By Tom Hogue Several recent cyber attacks have served as great reminders that we need to continue to re-assess how we are protecting our networks and ensure that we make no assumptions of any device being secure in the network. One example of this is “SYNFul Knock,” a type of persistent malware that allows an attacker to gain control of an affected Cisco device and compromise its integrity with a modified Cisco IOS software image. The attack did not leverage any product vulnerabilities, and […]

Source:: Cisco Security Notice