Category: Network Security

Content Filtering Techniques on Palo Alto Firewall

by Farhan Patel, posted in Network Security, Security

Content filtering techniques on Palo Alto firewall 1. URL filtering URL filtering allows you to block web browsing based on URL category. For example, you could block these categories available on Palo Alto - abused drugs, alcohol and tobacco, phishing, peer to peer. Palo Alto also allows you to check URL category for a particular … Continue reading Content Filtering Techniques on Palo Alto Firewall

Palo Alto – x forwarded for feature

by Farhan Patel, posted in Network Security

Enterprise internet set ups incorporate systems like Proxy Servers. Such systems help cache internet data and eventually save a lot of internet bandwidth and cost. What do proxy servers additionally do? a. Source NAT (SNAT) client IPs and source internet traffic from itself. Here you are hiding/masking client IP address. Such mechanism prevents client IP … Continue reading Palo Alto – x forwarded for feature

Usage of failover exec mate command in Cisco ASA

by Farhan Patel, posted in Network Security

So, recently I came across this situation  where I had to check the TACACS shared secret on standby ASA without directly logging into it. Reason being that the standby firewall just wouldn't let me log in directly.Standby unit was earlier integrated with the AAA server. My efforts of firstly removing the standby device from AAA … Continue reading Usage of failover exec mate command in Cisco ASA