This is a bugfix release. You do not need to update your filters from 4.3.0.

The maximum slug length for registering custom plugin messages has been reduced to 200 characters.

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This is a bugfix (workaround) release. You do not need to update your filters from 4.3.0.

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• Add support for Pingbacks while blocking XML-RPC.

This is a feature release. To take advantage of the new features you will need up update your `fail2ban` filters; existing filters will continue to work as before. Premium users: Please backup your database before upgrading.

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This is a bugfix release. You do not need to update your filters from 4.3.0. Premium users: Please update your MaxMind database.

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