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Practical Network Security Approaches for a Multicloud, Hybrid IT WorldThe report covers areas enterprises should focus on for their multicloud/hybrid cloud security strategy:
-increase visibility over the environment
-learning cloud-specific skills
-relying on established security frameworks
-re-architecting the network
Incident Readiness and Building Response Playbook
In this special report, learn the Xs and Os of any good security incident readiness and response playbook.
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User Rank: Strategist
1/30/2019 | 3:40:31 PM
It may be fashionable to claim there is no longer a network perimeter but I still strongly favor using the border router as a "garbage filter".
The BOGONs list? - Drop them all. Invalid TCP flag combinations - Drop. No Telnet in your environment? No FTP? No RDP? - Block them all at the border router.
As mentioned in the post, the NGFW should take care of the deep packet inspection for only the traffic you potentially want inside your network. That firewall should see very little traffic except for the known IPs, ports and protocols which are candidates to be allowed all the way in.
And an outbound ACL (a.k.a. egress filtering) is a very powerful weapon against data exfiltration and many types of malware. You may still have a Trojan but if it can't phone home......