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Category Archives: Security
Filtering you Logs
I came across this feature today and thought I would share it with you. The standard way we are taught to set up logging for Cisco IOS devices is something along the lines of, (config)#logging buffer 5 (config)#logging trap error … Continue reading
Visiting the Outside from the Inside (or DNS re-writing)
For a while now I have had an idea in the back of my head to sort out a long standing issue. However due to the fact this has been and issue on a secondary network, and only affected myself … Continue reading
Trouble Shooting with ACL’s (part 2, naughty CISCO and there firewall)
OK so following on from here Trouble shooting with ACL’s (part 1). To recap for un-know reasons packets had begun to get lost on one of my firewalls, and by using a combination of ACL’s applied to interfaces, logging commands and debug commands, … Continue reading
Setting up Lock and Key
I remember searching around for ages looking for this solution a few years back, so I thought I would share it with you. Bear in mind that there are much more secure solutions around, such as 802.1x port based authentication. … Continue reading
Posted in CISCO, Security
Tagged access, Access Lists, dynamic, Lock and Key, security
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USB Security Issues.
The US defence officials have recently released information about a security breach they suffered back in 2008. Pentagon USB breach It seems some one placed a USB flash drive in to a government computer that contained malicious code placed on it by a … Continue reading