Are there any goto addons for determining if users are sharing passwords

[Dad.]

Wasnt sure if there was anything that might work to flag staff (or even send automated pc) when someone is sharing a password. Same account, different enough IP against geoIP to be consistently flipping back and forth or something between cities or something.

 

[Forsaken]

Not specifically, however DragonByte Security has a way for setting up a watcher for new device fingerprints:

 

[AndyB]

You might like this add-on:

https://xenforo.com/community/resources/duplicate-account-check.6651/

 

[StarArmy]

It could just mean the user is using a VPN for privacy, though.