Category Archives: Cloud

Strange cloud access to collector.azure.*

[German]I'm posting here an observation from readers that relates to Microsoft's Azure and Microsoft 365 services. Since mid-April 2024, there have been cyclical accesses to various domains that list "collector" as a subdomain. Virustotal probably has no complaints, so it's … Continue reading

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Azure Entra ID: Microsoft confirms issues with Single Sign On (SSO)

[German]Administrators have been complaining for some time about sporadic problems with Single Sign On (SSO) under Microsoft's Azure Entra ID. Users are then sporadically unable to log in to their Microsoft 365 apps. Now there seems to be confirmation from … Continue reading

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How to find weak passwords in Active Directory and eliminate them with PowerShell

[Sponsored Post]Weak or compromised passwords are a known gateway for attackers. If you are able to identify which users in Active Directory (AD) are threatened by this, then PowerShell can help to remedy it. However, PowerShell scripts cannot eliminate basic AD deficits, other tools are needed for this. More ...

Does Intune store on-premises CA certificates permanently in the cloud?

[German]Good question raised by a Microsoft Intune administrator. The man had problems with certificates and took a closer look. It looks like Intune is permanently storing the CA certificates generated for on-premises systems in the cloud. Another Intune administrator pointed … Continue reading

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US CISA orders admins in authorities to mitigate the cyber risks of the Microsoft Cloud

[English]On April 2, 2024, the US cybersecurity authority CISA issued a directive to the administrators of US authorities requiring them to "mitigate" or eliminate the cyber risks posed to customers by a hack of the Microsoft Cloud or the Microsoft … Continue reading

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Unsecured Microsoft Azure Server exposes passwords etc. of Microsoft systems (Feb. 2024)

[German]Security researchers from SOCRadar have discovered an unsecured storage server on Microsoft Azure on which internal information about Microsoft's Bing search engine was stored. Well, the storage server, which was freely accessible to anyone, only contained unimportant stuff from Microsoft … Continue reading

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Microsoft slammed for a cascade of faults that leads to Storm-0558 cloud hack

[German]The US Cyber Safety Review Board has now published its report on the hack of Microsoft Online Exchange in the summer of 2023 by the suspected Chinese group Storm-0558. The board's conclusion: Microsoft can't do security! And certainly not in … Continue reading

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Microsoft 365/Exchange Online enforces suddenly MFA via Microsoft Authenticator app

[German]A quick question for the administrators responsible for Exchange Online and Microsoft 365 applications. I've just received an email from Alex saying that their users have had massive problems with Exchange Online "since today" because the Microsoft 365 applications suddenly … Continue reading

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Microsoft PKI vulnerability – a warning without details …

A little info that recently came to my attention. Microsoft seems to have informed some people that they have found a configuration problem in the Microsoft Cloud Public Key Infrastructure (PKI). This would affect the configuration in the organization of … Continue reading

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Microsoft 365: Login error 700003

[German]A quick question for Microsoft 365 users and administrators. Do you face temporary sign in issues with Microsoft 365 in the relevant office apps since March 10, 2024? A reader contacted me by email and reported corresponding issues. On Monday, … Continue reading

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Exchange Online: Microsoft confirms outgoing emails are rejected as spam (March 2024)

[German]Microsoft has a problem with its Exchange Online instances that can easily sideline its customers. The sender domains for emails are classified as spam and rejected. This means that companies can no longer send mail. After I discussed this several … Continue reading

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