Best-practices for securing Kerio Connect, SSL certificate queries
Overview Kerio Connect uses different variables for the SSL/TLS protocols configuration. You can reset the current SSL/TLS configuration to the default settings at any time if needed. Note: This proce...
Answer Overview The reported vulnerability is a Clickjacking vulnerability and is present in the email preview feature of Kerio Connect version 8 and version 9. The vulnerability is a risk to users th...
Overview Some Certification Authorities, such as DigiCert, may generate a .pfx file containing a private SSL certificate key. In such scenarios, you need to convert the file to a suitable format (.crt...
Overview When renewing the Let's Encrypt SSL certificate using the./certbot-auto renew command, below errors are seen: All renewal attempts failed. The following certs could not be renewed:/etc/letsen...
Overview When importing an SSL certificate (provided by an SSL certificate provider like GoDaddy) in Kerio Connect, the below error is seen: Cannot load SSL private key file. Error: error: 0B080074:x5...
Overview You may be seeing an error in the Kerio web admin GUI: “Untrusted certificate unable to get local issuer certificate.” after purchasing an SSL certificate that contains a Root CA Certificate ...
Overview In the Active Connections log, you noticed that an IP has been connected to your server for a long period of time (almost 24 hours) and want to know if this is a cause for worry. Informat...
Overview You have enabled 2FA on your user account and have lost access to your 2FA code, authenticator app, or Recovery email. You require guidance on regaining access to the account. Solution If y...
Overview Mail Servers are a common target for malicious activity due to the ability of attackers to leverage the SMTP functionality within their future actions. While the network’s overall security sh...
Overview You have upgraded to Kerio Connect 9.4 and want to make use of the automatic Let's Encrypt certificate creation process that was integrated directly within the Web Admin. Solution Kerio Con...
