June 23, 2023—KB5028622 (OS Build 10240.19986) Out-of-band - Microsoft Support
This update addresses a non-security issue for your Windows operating system.
This non-security update includes quality improvements. When you install this KB:
This update addresses a change that affects how you use the X509Certificate, X509Certificate2, or X509Certificate2Collection classes. When you use them to import a PKCS#12 blob that contains a private key, the calling application might get an exception. The exception message is, “System.Security.Cryptography.CryptographicException: PKCS12 (PFX) without a supplied password has exceeded maximum allowed iterations. See https://go.microsoft.com/fwlink/?linkid=2233907 for more information.” To learn more, see KB5028608.
If you installed earlier updates, only the new updates contained in this package will be downloaded and installed on your device.
Known issues in this update
Microsoft is not currently aware of any issues with this update.
Microsoft has released KB5028622 for Windows 10 to address a non-security issue with the X509Certificate, X509Certificate2, and X509Certificate2Collection classes.