Release 4.2.5 (2019/07/15)

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• Properly fix PHP 5.3 support; tested on CentOS 6. Does not support any UI or Premium features.
• Fix potential issue with WP_FAIL2BAN_BLOCK_USER_ENUMERATION if calling REST API or XMLRPC from admin area.

Release 4.2.4 (2019/06/23)

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• Add filter for login failed message.
• Fix logging spam comments from admin area.
• Fix Settings link from Plugins page.
• Update Freemius library.

Release 4.2.3 (2019/05/22)

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• Workaround for some versions of PHP 7.x that would cause define()s to be ignored.
• Add config note to settings tabs.
• Fix documentation links.

Release 4.2.2 (2019/04/20)

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• Fix 5.3 compatibility.

Release 4.2.1 (2019/04/16)

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• Completed support for WP_FAIL2BAN_COMMENT_EXTRA_LOG.
• Add support for 3rd-party plugins; see Developers.
  • Add-on for Contact Form 7 (experimental).
  • Add-on for Gravity Forms (experimental).
• Change logging for known-user with incorrect password; previously logged as unknown user and matched by hard filters (due to limitations in older versions of WordPress), now logged as known user and matched by soft.
• Bugfix for email-as-username - now logged correctly and matched by soft, not hard, filters.
• Bugfix for regression in code to prevent Free/Premium conflict.

Release 4.1.0 (2019/03/13)

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• Add separate logging for REST authentication.
• Add views to Event Log.
• Add Report: Events by Country.
• Add Status tab.
• Fix conflict with earlier versions pre-installed in `mu-plugins`. See Is WPf2b Already Installed?.

Release 4.0.5 (2019/03/01)

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• Add WP_FAIL2BAN_COMMENT_EXTRA_LOG.
• Add WP_FAIL2BAN_PINGBACK_ERROR_LOG (future functionality).
• Change WP_FAIL2BAN_LOG_SPAM to use LOG_NOTICE.
• Change WP_FAIL2BAN_SPAM_LOG to LOG_AUTH.
• Change WP_FAIL2BAN_LOG_COMMENTS_EXTRA events to use LOG_NOTICE by default.
• Fix conflict with 3.x in mu-plugins.

Release 4.0.4 (2019/02/01)

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• Remove stored procedures; compatibility with different MySQL versions varies too much.

Release 4.0.3 (2019/01/30)

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• Fix PHP 7.1 compatibility.

Release 4.0.2 (2019/01/28)

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• Fix PHP 5.3 compatibility.
• Bugfix for WP_FAIL2BAN_LOG_COMMENTS_EXTRA.
• Bugfix for WP_FAIL2BAN_REMOTE_ADDR summary.