Security & Privacy Notice
� Educational Purpose Only:
This tool is intended for development, testing, and educational purposes only.
🚫 Never Enter Production Data:
Do NOT use production credentials, API keys, private keys, passwords, or any sensitive data in this online tool.
🛡️ Use Offline Tools for Sensitive Data:
For security-critical applications, use offline, air-gapped environments or locally installed tools.
📖 Verify Results Independently:
Always verify the output of this tool independently before using it in any security-critical context.
Educational Base64 Encoder
Learn about Base64 encoding algorithms. For educational development and testing purposes only.
Operation Mode
Input Type
Text to Encode
0 characters
Base64 Output
🔐 About Base64
What is Base64?
- Binary-to-text encoding scheme
- Represents binary data in ASCII format
- Uses 64 characters: A-Z, a-z, 0-9, +, /
- Increases data size by ~33%
- Widely used in email and web
Common Use Cases
- Email attachments
- Data URLs in HTML/CSS
- API request/response encoding
- Configuration files
- Authentication tokens