Try our new Certificate Revocation List Check Tool
CRLcheck.exe is a tool developed to verify digital signatures of executable files. It collects files from known paths on your client, checks their signature, and checks Certificate Revocation Lists (CRL) and OCSP download. This helps avoid delays in launching files.

Category: M365,AZURE,INTUNE

Microsoft M365 O365 EXO throttles Exchange 2013 in HYBRID Exchange server version is out-of-date

  Microsoft M365 O365 EXO throttles Exchange 2013 in HYBRID Mode, Queue is growing SMTP ERROR: Connecting Exchange server version is out-of-date Since December 2023, Microsoft has been throttling or blocking on-premises Exchange 2013 servers that are in Hybrid Mode, connecting to their cloud environment. Even if 99% of the mailboxes are already in the […]

Enable Extended Protection for OS 2016 and Exchange 2016 (on-premises, no hybrid, no DAG) sample all steps explained

  Here you will find all steps to protect from CVE-2024-21410 Exchange Leak. This sample handels and standlaone Exchange 2016 running on Server 2016. The customer has no DAG (Cluster), He is NOT in Hybrid Mode Classic or Modern (He has no CLOUD connection), all latest 02/2024 Windows Updates are installed, the latest CU for […]

Exchange CVE-2024-21410 2016 2019 Extended Protection Kemp-F5 and Modern Hybrid Mode problem

Exchange CVE-2024-21410 2013/2016/2019 Extended Protection Kemp-F5 and Modern Hybrid Mode problem Primary target which is part of the attack: Make sure you ROLLOUT the Outlook.exe 02/2024 Patch. That is the most important thing. Esp. On Home Office/Remote Office which may have SMB/445 to WAN open and for VPN users NO traffic to/via VPN-2-HQ policy (Which […]

Mastering Firewalls for Intunes and Autopilot Success, FQDN, IP, CRL to get Intunes running

Mastering Firewalls for Intunes and Autopilot Success In the realm of IT, especially with the advent of cloud-based systems like M365 and Intune, managing firewalls has evolved into a complex challenge. Gone are the days of a handful of external ports; now, it’s like navigating a digital maze of ports and IP ranges. Enter the […]

Missing entry in Fortigate Application Filter ROOT.CERTIFICATE.URL and OCSP source of W10 Setup failing

FortiGate Application Filter Certificate wrong/missing Entry sample for an important laptop driver (W10 Deployment fails because of signed Driver Revocation Lookup) Missing entry in Fortigate Application Filter “ROOT.CERTIFICATE.URL” and “OCSP” source of failing Windows 10 Deployment with commercial Deployment Products (This includes HP client hardware, Microsoft SCCM, Landesk or Ivanti Frontrange). During the Unattend phase […]

Exchange-Powershell-list-all-user-who-have-a-Forward-or-Redirect-active

List or change Inboxrules employee have > Automatic E-Mail forwards to private or external E-Mail systems. Problem: In Exchange, users are able to forward E-Mail themself to an external private account. This is a problem because of compliance and if you don’t have a DLP (Data Lost Prevention). There are ways to prevent this (With […]

Intunes / M365, Deploy Company portal in 2023 via APPX and Line of Business (0x87D1041C)

Microsoft Intune Company Portal for Windows, APPX Version via Intune and Line of Business App (Avoid 0x87D1041C if you deploy the APP Store version) Problem: Intune users (customers) report that they encounter an issue: the application was not detected after a successful installation (0x87D1041C). You see success rated of 75-80%. That is simply not usable […]

Microsoft SCCM Configmanager latest version tryout and look | Why you still need MDT or SCCM and not only Autopilot

  If you take a closer look at some Autopilot deployment workflow for modern workplace you get unsure how this should be more simple over long strategy? If you compare the workflow to some SCCM version? Well Autopilot already needs two pages correct? 😉   In the past Microsoft has supplied the endcustomer free tools […]