Sucuri Security was updated to version 1.8.6, from version 1.8.3. Changelogs:

1.8.6

• Add default language for internationalization fallback

1.8.5

• Fix minor bugs after post-testing of the new release
• Add full support for internationalization with en_US locale
• Add full support for internationalization with es_ES locale

1.8.4

• Modify the entire interface to offer a fresh desigh
• Add support for internationalization via gettext
• Modify the structure of the project for maintainability
• Remove minified files to facilitate future contributions
• Add warning message in the reset plugin tool page
• Fix loading sequence for additional PHP files
• Add restriction to prevent direct access to PHP files
• Fix file search by name when the directory is passed
• Add HTTP request parameters to track some settings
• Fix reset plugin tool with the new WordPress API
• Fix length of the pagination helper with many pages
• Add performance boost for the failed logins page
• Modify structure of the failed logins data analyzer
• Fix deactivation of all the scheduled tasks from settings
• Modify entire code base to enforce HTTPS over HTTP
• Remove heartbeat settings after performance improvement
• Remove unnecessary XHR event monitor and report
• Remove deprecated functions from previous releases
• Remove deprecated tool to scan for error_log files
• Modify failed logins logger with wrong passwords
• Remove plugin checksum dependency to avoid asset cache
• Modify minimum PHP version in hardening page
• Fix email alerts with non-existing site_url option
• Add tool to import and export the plugin settings
• Add uninstall instructions during deactivation of the plugin
• Fix plugin reinstall procedure with backup and prechecks
• Modify mechanism to ignore irrelevant WordPress core files
• Modify list of available scheduled task frequencies
• Fix lazy load of the CSS and Scripts on the correct pages
• Add audit log message fixer for the wpephpcompat_jobs event
• Fix website URL in the template for the email alerts
• Add message in the core integrity tool for false/positives
• Add option to reset the content of some storage files
• Add mechanism to display self-hosting logs as fallback
• Fix incoherent failed login processor on pagination
• Add option to display differences in core integrity checks
• Modify the default and maximum timeout for the API
• Fix static data storage path to allow server migrations
• Add option to ignore non-registered custom post-types
• Add more details into the event that monitors post deletions
• Fix event monitor for plugin activation and deactivation
• Fix dynamic directory tree deletion with improved performance
• Fix automatic deletion of conflicting plugins
• Add event monitor for all supported post status transitions
• Add one-time newsletter invitation after plugin updates
• Add code to delete legacy plugin options from database
• Modify error on non-processed files in the integrity checks
• Fix overflow of HTTP requests to SiteCheck API on failures
• Fix handling of the actions in the core integrity checks
• Add message and button to reset the audit logs cache
• Add ajax request to load malware scans for performance