A look at AWS’s partial batch processing — Let’s lay the foundation first before diving into the details. We can use a Lambda function to process the messages in Amazon Simple Queue Service. Lambda polls the queue and invokes your Lambda function synchronously with an event that contains queue messages; it reads the messages in batches and invokes…

Recently, I got a chance to work with Amazon Web Services. We needed to create a queue to consume data coming from a third-party service and do some processing on top of it. We were using the Serverless framework for the deployment. This post is about how we tested our…

Node.js is an asynchronous, non-blocking, and event-driven architecture. It is highly inspired by the high concurrency model design of the Nginx web server. Like the master process and a number of worker process concepts in Nginx, Node.js uses a single-threaded event loop as well as a thread pool. The LibUV…

In the light of my previous post “Secure React SPA using Azure Endpoints with Authorization code flow” I realized that configuring multiple providers with you application needs lots of coding and configuration and specially when you want to stick with Authorization code flow for all the providers. While Azure, Google…

Browser based authentication has always been a scope for optimization. Keeping a secret with a public client running in browser is a threat for security, it can’t keep the secret and can’t properly authenticate with Authentication server. To deal with such issue Oauth 2.0 …

Recently I had chance to configure IBM Websphere with Azure AD as authentication server using OpenID Connect protocol, while doing the configuration I have noticed that for Microsoft Graph APIs the access token is always V1.0 even on using OAuth 2.0 authorization and token endpoints. …

In this post I am going to show how to configure Windows Active directory to work with Kerberos Authentication. Let’s start with configuring relevant hostname for active directory server. Open Server Manager → Local Server Then follow the instruction shown in screenshot, Configure Static IP: If you are using VirtualBox…

VirtualBox configuration: Giving VMs Internal Network, Host PC and Internet Access. You can use a NAT networking adapter and Host-only networking adapter to allow VMs to communicate with each other, the Host PC and Internet. Create Host-only network: In the Host Network Manager pop-up click on “Create” for adding Host-only…

After struggling for more than half a day to find a proper way for rewriting the rules for Nginx server. The major reason behind, there are very less clean information available for this. So I decided to write a post about it. Although it seems very easy since it only…