Of late we have been working on putting our configuration data on App Configuration Service (ACS). We deploy all static configuration data to ACS using azure pipelines by defining all the configuration data in json files in repos. Below is the sample json. And storing the data in ACS…

In this article we will be discussing about how to implement two-factor authentication in ASP.NET Core without using ASP.NET Core Identity. MFA has become a primary requirement for most of the financial/banking applications. In this article we will be discussing about 2FA. Firstly, we will understand what an MFA is…

When performing app modernization one of the tasks for us is to migrate from .NET framework to .NET Core. We wanted to separate application configuration from application. Since we are moving to cloud, wanted to leverage Azure App Configuration. For this post, we will see how we can import/export configuration…

Of late I have been working on authorization of resources using different providers like Azure B2C, PingFederate from different client apps like SPA’s and .NET applications. OAuth 2.0 Authorization framework supports different flows to retrieve access token 1. Client credential flow (for service-to-service calls) 2. Authorization code flow (for web…

CosmosDB is a database service that is globally distributed. It supports multiple data models using one back-end. It can be used for Document, Key Value, Relational and Graph models. It is a NoSQL database because it doesn’t rely on any schemas. I’ll be discussing about special document called “Attachment” that…

What is ADF? Azure Data Factory is a cloud based data integration service that allows you to create data driven workflows. It is kind of SSIS Cloud version with default integrations with Azure Data Lake Analytics, Machine Learning, HD Insights. What you can do with ADF? Access to data sources: Can access data from On-prem SQL, Azure SQL, Blob…

Recently I have been working on one of the modules where I need to grab data from a legacy system and pass the data to Azure component (in my case Azure functions). There were few restrictions which I need to keep in mind We can’t open up ports to connect…

Problem: When ever we are querying against an entity (with navigation properties)in EF, we are likely to encounter the below exception. ‘System.Data.Entity.DynamicProxies.Customers_21E6922CC8E7F8A73D5A7994864A471634C7ABE16025455F28EFDDCB65A9E574’ with data contract name ‘Customers_21E6922CC8E7F8A73D5A7994864A471634C7ABE16025455F28EFDDCB65A9E574:http://schemas.datacontract.org/2004/07/System.Data.Entity.DynamicProxies' is not expected.

Problem: Debugging and maintenance of a windows service is a tedious task. Below are few issues which we face generally while working with windows services. To debug the windows service locally, we need to install the service locally and need to explicitly launch the debugger (“System.Diagnostics.Debugger.Launch(); …