For years, Microsoft has allowed the use of IP-based connectors in Exchange Online to authenticate mail flow. However, as more organizations move toward shared infrastructure, multiple MTA (Mail Transfer Agent) systems, or shared public IP addresses, IP-based authentication has proven to be increasingly unreliable.
Im SEPPmail Admin GUI scheint es einen kleinen “Glitch” zu geben welcher dazu führen kann, dass für gewisse Administratoren der Zugriff auf bestehende GINA-Benutzer nicht mehr möglich ist. Der Workaround bzw. die Lösung dazu ist jedoch erstaunlich einfach.
SEPPMail has published a software update to fix multiple vulnerabilities. Affected versions: All versions before 15.0.3
DigiCert has released a new CA certificate. Systems that do not automatically update and trust new CA certificates may require manual intervention to prevent service disruption. Email communication may be interrupted if the certificate is not trusted before it is used to sign certificates. As SEPPMail appliances do not update…
If you’re trying to set up an IPsec VPN connection on Windows 11 using FortiClient with an ARM64 processor, you might experience some difficulties. You enter your credentials, click ‘Connect’, and then… nothing. The client gets stuck on ‘Connecting’ indefinitely.
Last Update: 06.02.2026: Added Analysis Report Link Update 23.1.2026: Recently, a small number of customers reported unexpected login activity occurring on their devices, which appeared very similar to the previous issue. However, Fortinet has identified a number of cases where the exploit was to a device that had been fully…
Last update: 28. January 2026 In our daily support work we often see FortiGates in use on which the basic settings like time zone, host name and so on have never been set correctly. Therefore we would like to provide you with a small guide on this page, with which…
Right at the start of the year, we’re also releasing the new cheat sheet for FortiOS version 7.6! If you have an idea for the cheat sheet, please let us know in the comments.We wish you good luck with troubleshooting.
Fortinet has officially transitioned FortiOS 7.6 into the “Mature” phase with the release of FortiOS 7.6.5. For many administrators, this is the green light to begin upgrading production environments. However, this release isn’t just about bug fixes, it introduces several mandatory enforcement measures designed to harden security. If you are…
WatchGuard published a new security vulnerability on December 18, 2025, which you absolutely must be aware of:
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