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2025

Digital Signature System

Secure digital signature system using SHA-256 hashing and RSA encryption. Sign and verify documents with modification detection and logging.

PythonSHA-256RSACryptographyJupyter NotebookSecurityHashlibBase64Digital SignaturesFile I/OGoogle Colab
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Features

  • •SHA-256 cryptographic hashing for document integrity
  • •RSA encryption for digital signature generation
  • •Signature verification with modification detection
  • •Comprehensive logging of signing and verification