Most forum software has better tools to catch banned people who reregister.
Not those possessing the minimal technical skills to mask their IP.
In an environment where most new users don’t mask their IP, going through the effort of masking your IP is a sign that’s something is fishy.
How would the forum know whether I’m masking my IP or not?
If you for example Google the IP of an Tor exit note you can usually learn that it’s a Tor exit node.
Most forum software has better tools to catch banned people who reregister.
Not those possessing the minimal technical skills to mask their IP.
In an environment where most new users don’t mask their IP, going through the effort of masking your IP is a sign that’s something is fishy.
How would the forum know whether I’m masking my IP or not?
If you for example Google the IP of an Tor exit note you can usually learn that it’s a Tor exit node.