Kerio Connect 10.0.6 Build 8504 by GFI

Kerio Connect (formerly Kerio MailServer) represents a new generation of mail servers designed for corporate networks. The award-winning, low-overhead alternative to Microsoft Exchange, this Kerio software meets the needs of small and mid-sized business.

It offers unmatched deployment flexibility and broad mobile device support. Business users enjoy support for their favorite email client and Kerio Connect Client via their favorite web browser. Then users can see the presence of colleagues, chat in real-time, organize meetings.

Furthermore you can securely compose richly formatted email. Kerio Connect also provides full support for Outlook (Windows and Mac) and many other IMAP or POP compliant email clients.

Kerio Connect is stable. So you can focus on your business rather than unexpected downtime and recovery. Deployment and administration are simple by design. With low licensing, service and hardware costs, the program delivers measurable business value over other offerings.

BYOD Made Easy

Kerio Connect makes BYOD easy. Supports virtually every mobile device on the market. From iPhones to Android phones to tablets. And this software is so simple to use that end users can configure their own devices without bothering IT.

Secure and Protected Email

You’re protected against hacking and malicious attacks with SSL encryption, S/MIME, anti-spam and anti-virus tools, and more. Automated backup with granular restore options ensure quick and easy recovery from all types of disasters. Server-wide archiving prevents data loss and helps organizations to comply with legal requirements for email retention.

Flexible Deployment

Kerio Connect supports three different deployment options. That let you choose the approach that best fits with your existing IT processes, infrastructure and organization. No matter what option you use, Kerio Connect offers the same great end-user experience, rigorous security, and ease of administration.

Single-Server.

Easily install Kerio Connect on your existing hardware, using your favorite host OS or hypervisor. Most versions of Windows Server, Linux and even Mac OS are supported. Or choose the VMware virtual appliance to easily run Kerio Connect side-by-side on the same hardware as your other business applications without worrying about operating system compatibility.

Multi-Server.

Deploy this modular, multiple server solution for greater scalability and performance in larger organizations and distributed multi-office environments, or in partner-hosted Kerio Cloud environments.

Kerio Cloud.

Use email, calendars, Instant Messaging and benefit from simultaneous updates across your iOS, Android or Windows mobile device.

Over 14 anti-spam layers:

• DHA (Directory Harvest Attack protection)
• SpamAssassin (Bayes, Heuristic, and SURBL)
• Anti-phishing / anti-spoofing
• RBL (Real-time blacklist servers)
• Custom whitelists and blacklists
• SMTP restrictions and more…

Changes in Kerio Connect 10.0.6 (July 4, 2022):

New Webmail Improvements:

• Enhanced visibility for unread markers
• Resolved scaling issues with webmail settings/filters on PCs
• Fixed search options not hiding on macOS Sonoma 14.5
• Added full-screen toggle button for message composition
• Added “Save Message” button in front GUI
• Added “Reply All” button in front GUI
• Fixed email display issues (overlapping at first position in inbox)
• Corrected overlapping folder names
• Fixed column display issues in filters
• Mobile view: Resolved issues with categorizing and prioritizing emails
• Mobile view: Fixed intermittent visibility of delete mail option

The new webmail can be enabled/disabled per user in the webmail configuration.

New Feature: DKIM Validation

This feature checks the validity of DKIM signatures for incoming emails.

• Configurable via mailserver.cfg or GFI AppManager
• Variables:
  • EnableDKIMValidation: Enables/disables the feature (default: disabled)
  • DKIMDomainWhiteList: Whitelist specific domains

Note: Monitor email traffic when enabling DKIM Validation to avoid service disruption, as many domains don’t support DKIM yet.

The new webmail can be enabled/disabled per user in the webmail configuration.

Security Fixes:

• Security vulnerability in file upload process: Addressed a critical security flaw that could potentially allow malicious file uploads.

Performance and Stability Improvements:

• Memory optimization in KOFF: Improved memory usage in Kerio Offline Connector (KOFF) for better performance.
• KOFF background process delay: Fixed an issue where the KOFF background process would close with a delay.
• Kerio Connect crashes after upgrading to version 10.0.5: Resolved crashes experienced by users post-upgrade.

Email and Calendar Fixes:

• Incorrect TZID in CalDAV on macOS: Corrected time zone identifiers in CalDAV client responses.
• Multiple confirmation emails in Outlook for Mac (EWS): Fixed the issue of multiple confirmation emails being sent to the meeting invite sender.
• Rejected calendar invitations not showing comments: Comments in rejected calendar invitations are now properly displayed.
• Attachments missing in public calendar invites: Restored missing attachments in public calendar invitations.
• Old calendar cancellations triggered when folder deleted: Prevented old event cancellations from being sent when a calendar folder is deleted.
• Formatting issues in Teams invites: Corrected formatting problems with Teams invitations.
• Travel duration (X-APPLE-TRAVEL-DURATION) in iCal: Fixed invalid values in the travel duration property of iCal events.

Webmail and Shared Folder Issues:

• Webmail not refreshing after deleting emails from shared folder: Fixed an issue where webmail wouldn’t refresh after emails were deleted from a shared user folder.
• Multiple emails deleted in shared folder: Corrected a problem where two emails were deleted when attempting to delete one from a shared folder.
• Issues deleting items from shared folders: Resolved issues when deleting items in shared folders.
• Sync issues in IMAP for shared folders (iOS): Addressed synchronization issues with shared folders over IMAP on iOS devices.
• Reply and forward emails not syncing via Exchange ActiveSync: Fixed the issue with reply and forward email synchronization through ActiveSync.

KOFF (Kerio Offline Connector) Enhancements:

• Support for domain aliases and additional user emails: Added support for domain aliases and multiple email addresses in KOFF.
• Email formatting issues: Fixed email formatting issues in KOFF.
• Signature formatting issues: Resolved signature formatting issues in KOFF.
• SSL certificate errors with Let’s Encrypt: Addressed SSL certificate validation errors in KOFF with Let’s Encrypt certificates.
• Name resolution for alternative email addresses: KOFF no longer resolves names for alternative email addresses unnecessarily.
• KOFF update failure: Fixed failures during KOFF update, including the Error 1722 on Terminal Server.
• Outlook search slowness in KOFF: Improved performance of Outlook searches when using KOFF.

HTTPS and SSL Fixes:

• HTTP to HTTPS redirection for IPv6: Fixed redirection issues when accessing Kerio Webmail or Webadmin over IPv6.
• Let’s Encrypt auto-renewal failure: Resolved issues with the auto-renewal of Let’s Encrypt certificates.
• SSL certificate validation errors: Fixed validation errors with SSL certificates, particularly affecting Let’s Encrypt.

User Experience and Miscellaneous Fixes:

• Send Feedback button in Webmail: Fixed the non-functioning “Send Feedback” button in Kerio Connect Webmail.
• Notarization of MacOS installers: Addressed issues with notarizing Connect installers on macOS.
• Synchronization with shared folders on IMAP for iOS: Improved the reliability of syncing shared folders on iOS devices over IMAP.
• Auto-correct altering date formats: Fixed the issue with auto-correct incorrectly changing date formats.
• Special characters in invitations: Corrected the display of special characters in invitation emails.
• Text visibility in Outlook appointments: Fixed text visibility at the bottom of appointments in series when opened individually in Outlook.
• Numbered list formatting in Webmail: Restored proper formatting of numbered lists pasted into webmail.
• Differential backup email loss: Resolved the issue of emails missing in differential backups.
• Exchange 2016 to Kerio migration issues: Fixed user migration issues from Exchange 2016 to Kerio.

SMTP and Rule Handling:

• Domain forwarding in SMTP rules: Resolved issues where authentication was not considered in domain forwarding with conditional sender/recipient forwarding.
• Filter rules on DSN emails: Fixed issues where filter rules were not being applied to Delivery Status Notification (DSN) emails.

Redirect rules applied to list emails: Redirect rules are now applied to users even if the email is addressed to a list they are part of.

Other Fixes:

• AV Engine: Fixed startup failure due to missing DLLs
• Resolved outdated “Let’s Encrypt root certificate” issue
• Fixed Kerio Offline Connector (KOFF) auto-update failure

Homepage – https://www.kerio.com

Supported Operating Systems:

Windows 64-bit versions:

• Microsoft Windows Server 2019
• Microsoft Windows Server 2016
• Microsoft Windows Server 2012 R2
• Microsoft Windows Server 2008 R2

Linux 64-bit versions:

• Red Hat Enterprise Linux 6, 7, 8 and CentOS 6, 7, 8
• Debian 7, 8, 9, 10
• Ubuntu 14.04 LTS, 16.04 LTS, 18.04 LTS, 19.04, 20.04

Mac

• macOS 10.16 Big Sur
• macOS 10.15 Catalina
• macOS 10.14 Mojave
• macOS 10.13 High Sierra
• macOS 10.12 Sierra
• OS X 10.11 El Capitan
• OS X 10.10 Yosemite
• OS X 10.9 Mavericks
• OS X 10.8 Mountain Lion

Size: 232 MB

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