Technology-Blog for IT professionals by thuinformatik GmbH
Naxsi “Nginx Anti XSS & SQL Injection” is a free, open-source and high-performance web application firewall that can be used to protect your webserver against different types of attacks like […]
Rocky Linux 8 with sendmail hosting multiple domains works fine. Only one domain should be configured to use a smarthost with a third party anti-spam service. We want to prevent […]
Sometimes our WSUS server displays the error – message below while performing some queries within the WSUS console. Our SUSDB file in C:\Windows\WID\Data grew up to 50 GB during the […]
We where already prepared to switch our servers from CentOS 7 to 8 but our project stopped immediately after we heard about the abrupt end of CenOS – so we where […]
You can add custom scripts to the crontab on your QNAP NAS box. I’ll use it to create a timestamp file in a directory that will be synchronized in real […]
You may see the error below in Outlook connected to an on premise Exchange server: 0x8004010F: The operation failed. An object could not be found.or0x8004010F: Outlook data file cannot be […]
This tutorial describes how to install or replace a SSL/TLS certificate on a on-premise Microsoft Exchange Server. Hint: All commands are executed via Exchange Management Shell. Get a list of […]
I’m using Microsoft Teams and other audio related applications on a virtual Windows 10 machine running within vmWare Workstation player, also on Windows 10. I’m pretty sure those informations in […]
To remove / delete all data on your disk drive, you can use one of the following methods below. Have a look a gparted in case you need a live […]
I got an error while upgrade ESXi host from ESXi 6.0 to ESXi 6.7 U3b. The upgrade process failed with the error “Conflicting_vibs Error”. See screenshot below. Error: <CONFGLICTING_VIBS ERROR: […]