Chapter IV · Encoder & Kripto
Encoder & Kripto.
Base64, URL, heksa, hash, HMAC, JWT, kunci dan sandi klasik — semua di sisi klien, tidak pernah dicatat.
- Tools
- 21 alat
- Sections
- 5 sections
Offline
Encoder8 tools
Sandi2 tools
Hashes & HMAC3 tools
JWT & token3 tools
From the blog
Reading on this topic.
base64
Base64 encoding across 5 languages: JavaScript, Python, Go, Rust, PHP
Idiomatic Base64 and Base64URL encoding/decoding in JS, Python, Go, Rust, and PHP — with the standard-library one-liners and the gotchas each language buries.
3 min read
Base64URL vs Base64: when the extra characters matter
The + / = characters in standard Base64 break URLs, filenames, and JWT headers. Base64URL is the fix — and it's almost but not quite a drop-in replacement.
4 min read
Base64 explained: what it is, what it isn't, and when to use it
Base64 is everywhere — emails, JWTs, data URLs, certificates. Here's what it actually does, and what it doesn't (encryption!).
End of Chapter IV
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