🔐 Encoding & Auth
The everyday encoding and auth formats developers hit — Base64, JSON Web Tokens and working with JSON.
Start learning →- 1Base64 Encoding ExplainedWhat Base64 is, why it exists, how it differs from encryption, and common uses like data URIs and email attachments — with practical examples.3 min read
- 2What Is a JWT (JSON Web Token)?Understand JSON Web Tokens: the header, payload, and signature, how JWTs are used for authentication, and why you should never trust an unverified token.4 min read
- 3How to Compare Two JSON Files (JSON Diff)Learn how to compare two JSON files or objects and spot exactly what changed — added, removed and modified keys — with a JSON diff tool.4 min read
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