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Course Outline

Introduction

  • Overview of JWT structure
  • Common use cases for JWT

JWT Validation

  • Symmetric token signature
  • Asymmetric token signature
  • Validating tokens
  • Validating claims

Handling Stolen JWTs

  • Strategies for dealing with stolen JWTs
  • JWT storage methods
  • Invalidating JWTs

Managing a Cryptographic Key

  • Overview of secret keys
  • Embedding the public key
  • Embedding a URL containing the key

Hacking JWTs

  • Brute force approaches
  • Modifying the algorithm from RS256 to HS256
  • The 'None' algorithm approach

Summary and Next Steps

Requirements

  • Fundamental knowledge of web services.

Target Audience

  • Developers
 7 Hours

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