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Rewrite – Modify the Response

The Rewrite feature allows you to automatically modify distinct parts of the Response. Here are some helpful use cases: The Rewrite feature has a long list of other rules you can add to your Response. You can add rules to: This tutorial will show you how to change the Response body and status code toContinue reading “Rewrite – Modify the Response”

Rewrite – Tips & Tricks

Here are some tips and tricks I’ve picked up over the years while working with Rewrites that make creating them a little easier! The ‘Notes’ Columns Swap ‘Info’ column for ‘Notes’ The more Rewrites you use the more sense it makes to swap the ‘Info’ column for the ‘Notes’ one Right-click the the bar withContinue reading “Rewrite – Tips & Tricks”

Rewrite – Redirect URL

Rewriting URLs can be really useful if you need to point your new build to a specific environment i.e. point Prod build at non-Prod env. At a previous company I used this feature to redirect traffic from our Android Test build to our Prod environment. This tutorial will show you how to use the RewriteContinue reading “Rewrite – Redirect URL”

Rewrite – Modify the Request and the Response

The Rewrite feature allows you to automatically change parts of HTTP Requests and Responses every time they meet a pre-defined set of rules. This tutorial will show you how to use the Rewrite feature to change the Request and the Response. Please note that you need to complete the Rewrite – Modify the Request tutorialContinue reading “Rewrite – Modify the Request and the Response”

Rewrite – Modify the Request

The Rewrite feature allows you to automatically modify different elements of a Request. If you are familiar with Breakpoints, you can think of Rewrites as ‘automated Breakpoints’. The Rewrite feature has a long list of other rules you can add to your Request. You can add rules to: This tutorial will show you how toContinue reading “Rewrite – Modify the Request”

Breakpoints – Modify the Request

The Breakpoint feature is great if you want to just intercept 1 Request (or Response) and modify some element of it. If you are a frequent user of Breakpoints, you also should have a look at the Rewrite feature. The following tutorial will show you how to use the Breakpoints feature to intercept a Request,Continue reading “Breakpoints – Modify the Request”

Android devices and Charles

This tutorial will show you how to configure Charles and your device so you can view your app’s network traffic in plain text. NOTE: Since Android Nougat (7.1), Google have blocked you from intercepting/decrypting network traffic from Play Store apps. NOTE: To proceed with this tutorial, you will need to be able to build yourContinue reading “Android devices and Charles”

Postman and Charles

This article will help you configure Charles to work with Postman so you can view your Requests and Responses in plain text Disable “SSL certification verification” in Postman Open Postman -> Preferences -> Settings -> General -> switch the “SSL certification verification” toggle to off Click the “Send” button again to re-send the Request EnableContinue reading “Postman and Charles”

Configure Charles Root certificate on Mac

The Root certificate is the magic ingredient that allows Charles to decrypt HTTPS traffic. This certificate basically tells your MacBook to give Charles permission to view and modify all HTTPS traffic that flows in and out of your machine. This becomes incredibly useful when testing your application and you need to modify HTTPS traffic. ThisContinue reading “Configure Charles Root certificate on Mac”

iOS devices and Charles

This setup guide will help you configure Charles and your device so you can view your app’s network traffic in plain text. NOTE: You can’t view/intercept the traffic of apps with a pinned certificate. Most apps with sensitive data, e.g. banking apps, will block you from viewing/intercepting their traffic. If you just want to playContinue reading “iOS devices and Charles”