Common Use Cases for Base64 Encoder
HTTP Basic Authentication
Encode "username:password" into the standard Base64 Authorization header string.
Embedding Data in HTML/CSS
Encode small SVG icons or snippets directly into Data URLs.
Safe URL Parameter Passing
Ensure special characters and symbols survive query string transmission.
Frequently Asked Questions
Does this support UTF-8 and emoji characters?
Yes, UTF-8 byte encoding ensures international characters and emojis encode accurately.