Log-in Limiter - Sets a log-in speed limit to enhance your website's security. Try it and you will like it!
The plug-in is compatible with Joomla! 3.9.3 and PHP 5.3+ and PHP 7.
This handy plug-in limits the number of log-ins that a user may have during a configurable time span. When the time period has expired, the log-in counter is reset and the user has a new set of log-ins available. A useful tool for websites that require an additional access control level.
A Premium Edition is available, offering extended options. The Business Edition delivers a versatile and complete solution for professional websites.
The download link also provides access to the J2.5 version.