Ensure
Encoding & Security

Base64 Encoder

Encode text to Base64 and decode it back, with full Unicode support.

Guides that cover this

Encoding, hashing and encryption are three different thingsHow encoding, hashing and encryption differ, what Base64, percent encoding and HTML escaping are actually for, and how to recognise an unknown string on sight.What a JSON Web Token actually containsInside a JWT, the header, payload and signature explained, the standard claims, and why Base64url decoding a token is not the same as verifying it.

Related tools

File to Base64
Convert any file into a Base64 data URL you can paste inline.
Encoding & Security
URL Encoder
Percent-encode and decode URLs and query string components.
Encoding & Security
Hash Generator
Compute SHA-1, SHA-256, SHA-384 and SHA-512 hashes of text or files.
Encoding & Security
JWT Decoder
Inspect the header, payload and expiry of a JSON Web Token.
Encoding & Security