Exchange SU January 2023 with PowerShell Serialization Payload Signing

Microsoft released a new security Update for Exchange in January 2023. Installation is the known process using same methods as former updates. One difference comparing former updates is that Exchange 2016 CU23 is exclusivly supported, so upgrade your old exchanges. Some information about the update can be found here. Download links can be found here: …

Merry Christmas and a happy new year 2023

another year with lot’s of new impressions has gone. At this point I want to say thank you for all the comments and support on this blog. I wish you a merry Christmas and a happy new year. Hope to see you again in 2023.

Exchange 2016 / 2019 security update November 2022 KB5019758

Microsoft released another important Exchange security update for Exchange 2013 /2016 /2019. There are some things you have to know about that update. First of all: Zero day vulnerability september is fixed with this update. See the official article here and the download links: Let’s have a look the FAQs they are really useful. Microsoft …

Internet Explorer 11 retirement February 2023 – the end in sight

People who follow news from Windows 10 already knew that Internet Explorer 11 is retired and will be disabled in February 2023. More precisly shutdown is with security update February the 14th 2023 so this is a little valentine for all admins (maybe not). in this article I’ll describe the most relevant informations you should …

Exchange Security Update October 2022 KB5019077

Microsoft released a new security patch for Exchange 2013/2016/2019 some hours ago. Procedure for installation is the well known one, like the last security updates. This link is the official Exchange Team Blog. NOTE: Those who thought this patch may fix the zero day issue from september 2022, I can tell you; It does NOT. …