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SOLVED

Multiple Failed SignIn Events

Brass Contributor

Hello,

 

There are more than 100 failed sign in events from authorised device with interval 2m related to these three Application:

- Office Online Maker SSO

- Office Online Core SSO

- Office365 Shell WCSS-Client

D0A522E1-DAB9-4B4B-806C-F4A19D161E84.jpeg

 

For what these application related to?

 

Thank you,

 

1 Reply
best response confirmed by Qusai_Ismail (Brass Contributor)
Solution

They are all 1st party Microsoft applications.

 

Office 365 Shell WCSS-Client is the browser code that runs whenever a user navigates to most Office365 applications in the browser.

 

Office Core and Maker SSO are what they say on the tin, single sign-on applications.

 

https://github.com/MicrosoftDocs/SupportArticles-docs/blob/main/support/azure/active-directory/verif...

 

This article has a list of 1st party apps and methodology on verifying.

1 best response

Accepted Solutions
best response confirmed by Qusai_Ismail (Brass Contributor)
Solution

They are all 1st party Microsoft applications.

 

Office 365 Shell WCSS-Client is the browser code that runs whenever a user navigates to most Office365 applications in the browser.

 

Office Core and Maker SSO are what they say on the tin, single sign-on applications.

 

https://github.com/MicrosoftDocs/SupportArticles-docs/blob/main/support/azure/active-directory/verif...

 

This article has a list of 1st party apps and methodology on verifying.

View solution in original post