Concurrent programming using Python’s Async IO
Python’s Async IO has made writing concurrent applications a breeze. This article explores how Async IO can be used to achieve concurrency in Python.…
Author: Theviyanthan Krishnamohan
Tech geek, cricket fan, failing 'writer', attempted coder, and politically incorrect.
Photo by Andrea Piacquadio on Pexels.com CIAM and common misconceptions
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The C in CIAM stands for the customer; this means that a business that wants to attract and retain customers should ensure that customer needs are met first. This post discusses some common mistakes we,…
CICD for frontend with Firebase and GitHub Actions
GitHub Actions has made CICD easy. Couple it with the free hosting service offered by Firebase, you have a fully functional CICD pipeline ready for your frontend app completely free in no time. As frontend…
Prevent useEffect’s callback firing during initial render
React’s useEffect hook has indeed made life a lot easier. But there are times when you would most certainly miss the fine-grained control class-based components give you over a component’s lifecycle. One such time is when you…
How does TOTP authentication work?
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Unless you have been living under a rock, you would be very used to authenticating yourself using an authenticator app on your mobile phone. But have you ever wondered how an online service is able…
How does HOTP authentication work?
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Before smartphones were popular, hardware tokens that produced a HOTP code were a popular way of performing two-factor authentications. Businesses gave their customers a small electronic device that generated a number when a button was…
What is HMAC and how does it work?
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HMAC stands for Hash-based Message Authentication Code or Keyed-hash Message Authentication Code. We use it to verify the authenticity and integrity of data transmitted. Here, authenticity is ensuring that the data was indeed sent by…
Jest for a Typescript-based React app
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I recently had to install and configure Jest in a React app written using Typescript and ran into quite a few roadblocks. So, I thought of detailing the steps I followed to overcome the difficulties.…
Fix React Issues in Lerna using Yarn Workspaces
Lerna comes to our rescue when we are to manage multiple inter-dependent packages within a repository. Have a package that is a dependency of another and you don’t want to waste time building the dependency,…
How does CIAM differ from IAM?
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Even though CIAM and IAM are technologically similar, they both serve two different purposes. Understanding these differences is very important to build a potent CIAM strategy. This article tries to explore these key differences in…
The Authorization Code Redirect URI Manipulation attack in OAuth 2.0
Changing the authorization code redirect URI is one of the ways by which attackers try to game the OAuth 2.0 authorization framework. This article discusses how this attack works in detail and how this attack…
Getting started with User Managed Access (UMA)
User Managed Access is an OAuth-based access management protocol that allows owners of resources to passively authorize access to their resources by third parties. To understand how User Managed Access works, it is paramount that…
Understanding OpenID Connect (OIDC)
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OpenID Connect is an authentication protocol built on top of OAuth 2.0 to facilitate identity provision and Single Sign-On. …
What is OAuth 2.0? How does it work?
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A primer on OAuth 2.0 for dummies by a dummy.…
Managing state in Flutter using Redux
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This tutorial explains in detail how Redux can be integrated into your Flutter app to help manage the state of your Flutter app. …
Pi Camera connected to Raspberry Pi DIY Remote Camera using Raspberry Pi, Pi Camera, and Socket.IO
There may be situations where you may have to take pictures remotely and view them. With a Raspberry Pi single-board computer, Pi Camera and Socket.IO server, creating a DIY remote camera has never been easier.…