To test TLS versions and HTTP versions using CURL, you can specify the desired TLS and HTTP versions using the...
When configuring firewall settings, particularly in a Zone Protection profile on Palo Alto Networks (PAN-OS), it’s important to understand the...
First look at the MAC Address for your device (there are many ways): ifconfig | grep ether or cat /sys/class/net/*/address...
I’m writing this post because I’ve been in many environments where a VLAN is brought up as if it’s securing...
This post is a high-level design questionnaire that can be used to gather information from a customer’s environment to plan...
HTTP/2 and ALPN are related in the context of secure web communications. When a web client (like a browser) and...
There are two good commands to run:...
“show connection” is a great troubelshooting command which displays the ACTIVE ASA connection table. All traffic that passes through the...
Using CLI Commands “test security-policy-match” & “test decryption-policy-match” test security-policy-match command allows you to determine which security policy rule would...
Before we dive into the specifics, let’s take a moment to revisit what RFCs are. Standing for “Request for Comments,”...