🔐 Base64 Encoder/Decoder Tool

Online Base64 encoding and decoding tool, supports text and file processing

Original Text

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Base64 Encoded

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Usage Tips

  • • Base64 is a representation method for binary data based on 64 printable characters
  • • Commonly used to pass long identification information in HTTP environments
  • • Encoded data is slightly longer than original data (about 4/3 times)
  • • Base64 encoding is reversible and can restore original data through decoding
  • • Supports encoding and decoding of Unicode characters including Chinese