Debug traffic from PC, Mac or Linux systems and mobile devices. Ensure the proper cookies, headers and cache directives are transferred between the client and server. Supports any framework, including .NET, Java, Ruby, etc.
Fiddler is a free web debugging proxy which logs all HTTP(s) traffic between your computer and the Internet. Use it to debug traffic from virtually any application that supports a proxy like IE, Chrome, Safari, Firefox, Opera and more.
If HTTPS decryption is required: Fiddler can decrypt HTTPS sessions by re-signing traffic using self-generated certificates.
Menu > Tools > Fiddler options Select
Capture HTTPS CONNECTs and Decrypt HTTPS traffic" IMPORTANT: Trust the FiddlerRoot certificate
TEMPORARY only for testing.
DO_NOT_TRUST_FiddlerRoot certificate permanently.