How to bypass a firewall with the following rules and perform a TCP scan?

How you would bypass the following firewall rules to perform a TCP scan identifying service ports in the open (NOT open|filtered) state for hosts behind the firewall using nmap or metasploit:
• The firewall blocks incoming SYN-flagged pack… Continue reading How to bypass a firewall with the following rules and perform a TCP scan?

Will browser establish new TCP connection when being redirected from http to https? [closed]

If client/browser trying to access http via 80, most likely it will be redirected to https/443 due to server configuration.
Will browser actually automatically establish new connection to port 443 or reuse the previous connection?
How exac… Continue reading Will browser establish new TCP connection when being redirected from http to https? [closed]

When passing through SSL from web server A to web server B (via nginx), does web server A need SSL configured as well, or just web server B?

I’m using nginx here as an example, but this is really more of a conceptual question about SSL termination and TCP that could apply to any web server.
Basically, if web server A receives TCP traffic on port 443 (the first nginx config) and… Continue reading When passing through SSL from web server A to web server B (via nginx), does web server A need SSL configured as well, or just web server B?