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Securing Cisco Networking Environment

Experts,

I am looking for a best way to harden my networking environment. I inherent a Cisco environment and is looking for some recommendations or best steps to make my environment safe.

Thanks,

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atlas_shuddered

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madunix

Device hardening is a must.

Incorporate a patch management system to update devices quickly. Vendors release security fixes frequently, incorporating these fixes into your environment can halt the impact of attacks.
https://www.experts-exchange.com/articles/31763/Incident-Handling-and-Response-Plan.html
https://www.experts-exchange.com/articles/33330/Threat-Modeling-Process-Basics-and-Purpose.html

Have a look at recent security technologies such as SIEMs and continuous monitoring systems. You can also integrate NetFlow into tools like a SIEM to improve your monitoring capabilities.
https://www.experts-exchange.com/articles/32316/What-Gives-SIEM-a-Good-Name.html
https://blogs.cisco.com/security/to-siem-or-not-to-siem-part-i

Major vendors provide announcements of known security issues in their products. Many enable you to subscribe
http://tools.cisco.com/security/center/rss.x?i=44

Check STIG, which targets a wide variety of environments such as networking
https://iase.disa.mil/stigs/net_perimeter/Pages/index.aspx
http://iase.disa.mil/stigs/Pages/index.aspx
http://iase.disa.mil/stigs/Pages/a-z.aspx
http://iase.disa.mil/stigs/Pages/stig-viewing-guidance.aspx

Teavana

ASKER

Thank you both for your help.