Base64 Encoder/Decoder

Encode and decode text using Base64 encoding for secure data transmission

About Base64

Base64 is a binary-to-text encoding scheme that represents binary data in ASCII format.

  • Character Set: A-Z, a-z, 0-9, +, /
  • Padding: Uses '=' for padding
  • Size Increase: ~33% larger than original
  • Use Case: Email, web, data storage
Common Uses
  • Email attachments (MIME)
  • Data URLs in web pages
  • API data transmission
  • Configuration files
  • Database storage
Educational Examples
Simple Text Examples:
"Hello" → "SGVsbG8="
"World" → "V29ybGQ="
"123" → "MTIz"
Special Characters:
"Hello World!" → "SGVsbG8gV29ybGQh"
"@#$%" → "QCMkJQ=="
"🚀" → "8J+agA=="