EighTwOne
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My name is Michel de Rooij and I'm an Office Apps & Services MVP, and aid organizations in their journeys with Microsoft Exchange and related products and technologies as well as in the scripting space by developing project or administration supporting tools. In this blog, I share articles, news, tips, and info on Microsoft Exchange, Office 365 and PowerShell.
EighTwOne
3w ago
The Exchange Team released Exchange Server 2019 Cumulative Update H1 2023, or CU13. This is Exchange 2019 only; no Exchange 2016 CU. Apart from the fixes, this Cumulative Update for Exchange 2019 contains the following functionality enhancements: Modern Authentication On-Premises ..read more
EighTwOne
2M ago
A small post on something that I only noticed today, which is that one of the recent updates for the Teams app on iOS introduced the much welcome support for Calendar View in Teams on CarPlay. This was published since ..read more
EighTwOne
2M ago
The Exchange product group released March updates for Exchange Server 2013, 2016 and 2019. Be advised that the Exchange team also put out a notice for fixed vulnerability in Outlook (CVE-2023-23397), together with a supporting script to analyze mailboxes for ..read more
EighTwOne
3M ago
This is a temporary post that was not deleted. Please delete this manually. (0f31f97d-2bbd-4369-9a54-57404a266f02 – 3bfe001a-32de-4114-a6b4-4005b770f6d7 ..read more
EighTwOne
3M ago
The Exchange product group released February updates for Exchange Server 2013, 2016 and 2019. The vulnerabilities addressed in these Security Updates are: Vulnerability Category Severity Rating CVE-2023-21529 Remote Code Execution Important CVSS:3.1 8.8 / 7.7 CVE-2023-21706 Remote Code Execution Important ..read more
EighTwOne
4M ago
The Exchange product group released January updates for Exchange Server 2013, 2016 and 2019. Payload Serialization SigningApart from fixing security issues, these SUs also introduce support for certificate-based signing of PowerShell serialization payloads. TLDR; it allows for signing data to ..read more
EighTwOne
7M ago
The Exchange product group released November updates for Exchange Server 2013, 2016 and 2019. Note that these Security Updates address the vulnerabilities CVE-2022-41040 and CVE-2022-41082 that were reported end of September. More on those in an earlier post. Note: You ..read more
EighTwOne
7M ago
And now for something completely different: With the recent news around Twitter, many people are having a look at alternatives. One of these is Mastodon, which is an open source platform, using federated identities on a distributed network. In essence ..read more
EighTwOne
7M ago
Update 9/29/2022: By popular request, I modified the Get-EventSession script so it is now able to also download MEC sessions (-Event MEC). See below for details. A quick post for those that are looking for a simple way to download ..read more
EighTwOne
8M ago
The Exchange product group released October updates for Exchange Server 2013, 2016 and 2019. Note that these Security Updates do NOT address the vulnerabilities CVE-2022-41040 and CVE-2022-41082 that have been reported on since end of September. For now, mitigate those ..read more