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.

Eventviewer, eventvwr.exe commandline filter XML query buildingm (Call and pre filter view with one line)

Introduction: Event logs provide valuable insights into system operations, allowing IT professionals to monitor and troubleshoot potential issues. When dealing with Windows event logs, PowerShell is a powerful tool that enables event filtering, but it may not be everyone’s preferred choice due to complexity and perceived security concerns. In this blog post, we will explore […]

Azure Application Proxy | Die Eierlegende kostenlose Woll-Milch-Sau um on-premises Server extern erreichbar zu machen

Azure Application Proxy (Die Eierlegende kostenlose Woll-Milch-Sau um on-premises Server extern erreichbar zu machen) Was hört man an M365/Azure Schulungen Schönes? Wieso macht ihr alles so kompliziert? Publiziert doch Eure in-house Server ganz einfach und schnell über einen Azure Application Proxy? Dann braucht ihr all die teure Hardware nicht mehr. Es ist kostenlos bei den […]

M365/Intunes | MDM and MAM enrollement, Primary user, User Scope Limitation what affect

M365/Intunes | MDM and MAM enrolled difference explained   First, let’s take a look at two different models: MDM and MAM. These models provide options for managing endpoints, including computers, clients, mobiles, and smartphones.     Mobile Device Management (MDM) Often device corporate owned and paid (Regular employee of SBS or Enterprise)     MDM […]

02.07.2023, CITRIX 0-DAY, Pre Authentication XSS in Citrix Gateway (CVE-2023-24488)

02.07.2023 Attacker is able to change the redirection of the LOGOUT page. To date we are unsure if this is only if you you use SAML as in the NOV 2022 Exploit. GET /oauth/idp/logout?post_logout_redirect_uri=%0d%0a%0d%0a%3Cscript%3Ealert(document.cookie)%3C/script%3E HTTP/1.1 Pre Authentication XSS in Citrix Gateway (CVE-2023-24488) Die Abfrageparameter für URL werden nicht ausreichend gesäubert, bevor sie in den HTTP […]

M365/CLOUD, watch Microsoft status LIVE | See who has high volume traffic at homeoffice

https://twitter.com/MSFT365Status/status https://connectivity.office.com/status Microsoft M36X has been scaling up its information system to address downtime, which is unsurprising considering the recent outages experienced in the past months. Checking the Twitter Status M365 (https://twitter.com/MSFT365Status/status) in the morning is a good way to anticipate what to expect before opening your IT Support Ticket system. This allows you to […]

M365/Azure, Full Hybrid Mode, M365 user unable to see free/Busy Room/meeting or book on-premise

This post was published to Butsch.ch at 15:06:54 22.06.2023 M365/Azure, Full Hybrid Mode, M365 user unable to see free/Busy Room/meeting or book on-premise     Account    www.butsch.ch   Category    Exchange 2016 ; Exchange 2019 ; M365,AZURE,INTUNE ; Microsoft Exchange   PROBLEM: The test.M365 (cloud) users are unable to access free/busy info from the on-premise room mailbox and […]

M365/Exchange Hybrid OAuth Testing command, OAuth-Cert out-of-sync 4001, IIS VDIR OAuth wrong

www.butsch.ch Resolve and find OAuth problem in Exchange Hybrid Setup Environment Short Understanding OAuth: OAuth (Open Authorization) is an industry-standard protocol that enables secure authorization for third-party applications without the need to disclose user credentials. It allows users to grant limited access to their resources on one site to another site, without sharing their credentials. […]

M365 | on-premise, Outlook.exe DEBUG logging for troubleshooting complete guide

Enhancing Outlook Debug Logging for Troubleshooting Mike Butsch, www.butsch.ch What we want to do and why Outlook debug logging is a valuable tool for diagnosing and resolving issues within Microsoft Outlook. By enabling advanced logging, you gain deeper insights into the application’s behavior, allowing for more effective troubleshooting. In this blog post, we will explore […]

Azure/M365: Kann AZURE Dein Active Directory (DC) ersetzen?

Ersetzt Azure die Active Directory Domain Controller und Active Directory Services? Der eigentliche Zweck von Azure-AD ist was? Azure Active Directory wurde entwickelt, um Microsofts Präsenz in der Cloud zu erweitern. Azure Active Directory sollte ursprünglich Benutzer mit Microsoft M365-Diensten verbinden und eine einfachere Alternative zu ADFS für Single Sign-On bieten. Nun hat es sich […]

Active Directory accounts with ADMINSholder/adminCount flag | No syncback from Azure, ms-ds-consistencyGuid

english, Management summary To gain a better understanding of the ADMINSholder/adminCount attribute, we recommend referring to the provided blog posts, which shed light on the impact of this flag, particularly regarding ActiveSync and GPO. This attribute poses a challenge in the synchronization process of the Synchronization Service Manager (Microsoft Azure AD Connect Synchronization Services) as […]

Exchange Office M365 customers will have to upgrade their Office 2016/2019 by October 2023

How we found this info beside Technet: Error: Outlook 2016 verlangt neues Update (Aktuell: 16.0.4266.1001 / Erforderlich: 16.0.4600.1000) There is a link in the warning which leads to the rather delicate info abour EOL of Office 2016/2019 with M365. Fact: If you don’t want to update your Office 2016/2019, keep your Exchange on-premise DAG with […]

IE11 GPO Settings, PROXY Explained F5-F8, Proxy settings still used in 2023 by system account

This may be useful in 2023 because SYSTEM (The PC itself) still often uses PROXY and IE Settings. Often on New environment and DC or GPO Console you can’t see those old settings but sometimes they are still affective. Check out our other IE11 LINKS: https://www.butsch.ch/post/ie11-ieak-11-setup-9-pre-deployment-patches-2b-1-hotfix/ htps://www.butsch.ch/post/internet-explorer-9-11-gpo-old-ie9-not-visible-wmi-checks/ IE11 GPO Settings, PROXY Explained F5-F8 IE11 has […]