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Authentication, O365, PowerShell

PowerShell test scripts for retrieving messages from O365

Basic script to test authentication using an app registration to retrieve the last message in an inbox using Graph API. Note these are targeting the GCC-High (Government) endpoints. Basic.

May 4, 2023October 2, 2023 JeremyBrooks
Authentication, IMAP, POP3

OAuth 2.0 Support for IMAP and POP3

In the recent months, Exchange online deprecated basic authentication with the IMAP and POP3 protocols requiring the switch to OAuth 2.0 authentication for the two protocols. Here’s a sample.

April 14, 2023October 2, 2023 JeremyBrooks
VS Code

Access Azure Government with VS Code Azure Extension

Here are the steps to access Azure Government resources from VS Code. If you experience issues even after setting these setting I’d recommend capturing a Fiddler trace to inspect.

February 27, 2023February 22, 2024 JeremyBrooks
Azure Functions

Azure PowerShell Functions in Azure Government

When working with services in Azure Government, often times Azure Government endpoints have to be specified as the defaults for Azure CLI, PowerShell, the Azure SDKs, ect all will.

September 8, 2022October 2, 2023 JeremyBrooks
Application Gateway, Certificates

Creating Certificate Bundles for Application Gateway

There are certain clients that still require a full certificate chain as they may return certificate errors. Certain web servers like IIS can build the chain while others may.

April 15, 2022April 16, 2022 JeremyBrooks
Azure, GraphApi

Querying Resources in Azure Graph

I had a customer reach out requesting how to query all certificates across all subs and figure out when they are expiring. Using Azure Resource Graph I came up.

February 18, 2022April 15, 2022 JeremyBrooks
Windows

Root Certificates on Windows

I’m far from a PKI expert so I won’t be going into much detail as a lot of information around certificates can be found through a web search. I.

January 9, 2022 JeremyBrooks
App Service Certificate, Key Vault

Exporting an App Service Certificate from Azure Key Vault to use elsewhere

Download the certificate from the Key Vault hosting the App Service Certificate. Double click on the exported PFX downloaded from Keyvault onto your Windows Machine. Navigate through the prompts.

December 27, 2021January 9, 2022 JeremyBrooks
Authentication, Azure Functions, Azure Web App

Using MSI to call another Web/Function App

I see this question come up every so often around how to call another function or web app with MSI that is configured to use the built in Authentication..

October 11, 2021October 11, 2021 JeremyBrooks
Azure Functions, Azure Web App

App Service Network Troubleshooting

My basic process behind debugging any sort of networking issue is to reduce the complexity of the issue and walk up the basic network stack. Often times we overlook.

September 17, 2021October 4, 2021 JeremyBrooks

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