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Articles

Best-practices for securing Kerio Connect, SSL certificate queries

  • Enforcing SSL and Encrypted Communication in Kerio Connect

    Overview We can enforce the use of SSL and encrypted communication in the Security settings of the configuration. This article serves as an information context after setting up an SSL certificate sign...

  • Generating SSL Certificate Signing Requests in Kerio Connect

    Overview This article reviews one of the system-related configurations which is 'Services' and 'SSL Certificate' The instructions in the article serve as a pre-requisite for enforcing an SSL certifica...

  • I/O Timeout in Antivirus Debug Messages

    Overview Kerio Connect Antivirus updates fail to download due to plugin issues or SSL certificate not being verified. When the plugin update fails, the following message appears in the Debug log (when...

  • MyKerio Connection Fails Due to Self Signed SSL Certificate

    Overview Sometimes, the MyKerio connection cannot be established, as a result managing a Kerio Connect appliance from a remote address is not possible. If you check the debug logs, with MyKerio loggin...

  • Re-Issuing SSL Certificates in Kerio Connect

    Overview At times, administrators may have issues renewing the SSL certificate using a new CRT file provided by the Certification Authority (CA). This article shares the process of re-issuing the SSL ...

  • Installing Intermediate SSL certificates

    Overview If your Certification Authority (CA) provides additional files with a .crt extension, also known as intermediate certificates, you can install them into Kerio Connect separately from the main...

  • Changing SSL/TLS Configuration

    Overview Kerio Connect uses different variables for the SSL/TLS protocols configuration. The SSL/TLS configuration can be changed at any time if needed. This article covers the steps to perform this t...

  • Configuring SSL and TLS Variables in Kerio Connect

    Overview While performing SSL protocol security scans, the SMTP and email Encryption settings can be modified using mailserver.cfg file. The file allows configuring Server, Client TLS protocols, custo...

  • Configuring Anti-Spoofing in Kerio Connect

    Overview Spammers can spoof email addresses and send messages that appear as if they are sent from legitimate email addresses. To prevent this, users can configure and enable anti-spoofing in Kerio Co...

  • Importing Renewed SSL Certificates into Kerio Connect

    Overview If you have renewed your expired SSL certificate with your certificate provider and received a .crt file, you must import the renewed certificate into Kerio Connect. This article provides the...