False Account Detector
5 sites
Security covered
This module identifies and optionally blocks users who create multiple accounts on a Drupal site. It tracks user accounts using cookies and requires some time to collect login data before displaying results.
This module helps you find out which users have more than one account on a Drupal system and can block them from creating new accounts.
It works by sending a cookie that registers how many accounts that person has. The module will only show results after some time collecting logins.