Problem:Mail delivery from SEPPmail to the Exchange Server is no longer working. Cause:Microsoft has recently switched to a new root certificate. The corresponding root certificate is not yet installed on the SEPPmail appliance or has not been configured as trusted. Solution:The new DigiCert Global Root G2 certificate must be imported…
When a critical network issue occurs in a FortiSwitch environment – such as sudden disconnects, loop storms, or unexpected reboots like in a event featured in this article – the immediate reflex for many admins is to reboot or reset the equipment to restore connectivity. However, doing so clears vital…
Geräte, welche von Endkunden gekauft werden, müssen beim Hersteller registriert werden. Diese Registrierung regelt nicht nur die vertraglichen Rechte und Pflichten mit dem Hersteller, sondern gilt auch als Besitznachweis. Dieser Artikel erklärt einige wichtige Punkte, warum die Geräte auf einen Account des Besitzers und nicht auf den Reseller-Account oder einen…
Last Update: 14.08.2026 (IoT/OT signature information changed) As a FortiGate support provider, we occasionally identify concerning trends in support requests that we believe are crucial to share with the community. Lately, we have seen a significant increase in 2GB memory FortiGate models hitting their performance ceilings. While these legacy platforms…
Last update: 30. July 2026 A critical software defect (Bug ID: 1286219) has been identified in Fortinet’s FortiSwitch operating system that causes the Network Time Protocol (NTP) daemon to freeze and consume excessive CPU resources on affected devices. The issue manifests after approximately 250 days of continuous uptime, potentially leading…
“Automatic Update” vs. “Forced Update” In this article, we’d like to introduce the new Forced Upgrade feature and clarify how it differs from Automatic Upgrade to help avoid any potential confusion between the two.
Yesterday, Fortinet officially introduced its new Certification Roadmap. The most notable change is the retirement of the Fortinet Certified certification levels (FCA, FCF, FCP, FCSS, and FCX). Instead, Fortinet is bringing back the familiar NSE (Network Security Expert) certification levels—a change that many long-time Fortinet professionals will likely welcome. 🙂…
Modifying a SEPPmail environment requires careful planning. Deleting certificates or users, or prematurely removing the appliance from your mailflow, can result in permanent data loss. If you manage a SEPPmail architecture, here is what you need to consider before making structural changes.
Mit diesem Tech-Blog-Beitrag informieren wir Sie kompakt über die wichtigsten Updates aus der Zertifikatswelt. Im Fokus stehen dabei die aktuellsten Mitteilungen, die SwissSign im vergangenen Monat an Partner und Kunden versendet hat. Erfahren Sie im Folgenden die wichtigsten Details zu den neuesten technischen Anpassungen und Produktänderungen:
This article is being updated regularly with the latest information. Visit us again for the latest news!Last Update: 26.06.2026 The headlines have been relentless over the past few days: A massive dataset containing valid admin credentials for an estimated 75’000 internet-facing Fortinet FortiGate firewalls worldwide is currently circulating under the…
