{"categories":[{"label":"Cryptography","url":"https://skillfed.io/packages/category/security-cryptography/2"}],"enrichment":{"capability":"LightDSA provides digital signature generation and verification using ECDSA, EdDSA, RSA, and DSA algorithms with support for multiple elliptic curve forms and pre-defined curves.","skillfed_tags":["cryptography","digital-signatures","elliptic-curves"],"use_cases":["Sign and verify messages in peer-to-peer or blockchain applications using ECDSA with Bitcoin's secp256k1 curve.","Implement EdDSA-based authentication systems with ed25519 for modern, post-quantum-resistant signature schemes.","Export public keys for distribution to verifiers while keeping private keys secure for signing operations.","Prototype cryptographic systems or educational demonstrations of digital signature algorithms without external C dependencies.","Build lightweight embedded or IoT applications requiring signature verification with minimal dependencies."],"what_it_does":"LightDSA is a Python library for creating and verifying digital signatures using four different algorithms: ECDSA, EdDSA, RSA, and DSA. It abstracts away the complexity of key generation, curve selection, and signature operations behind a unified interface, allowing developers to initialize a cryptosystem with a chosen algorithm, generate or load keys, sign messages, and verify signatures.\n\nThe library supports multiple elliptic curve forms (Weierstrass, Koblitz, Edwards) and hundreds of pre-defined curves, with sensible defaults\u2014secp256k1 for ECDSA and ed25519 for EdDSA. It depends on lightecc for elliptic curve operations, sympy for mathematical computations, and tqdm for progress indication. The package targets Python 3.5.5 and later and is designed as a lightweight alternative to heavier cryptographic frameworks.","worth_installing":"Yes, if you need a lightweight, pure-Python digital signature library with multiple algorithm support and no external C dependencies. The MIT license, low install friction, and active maintenance make it a reasonable choice for prototyping or educational use. However, verify that the library's cryptographic implementations meet your security requirements before using it in production, given its recent release and lack of documented security audits."},"id":"lightdsa","links":{"html":"https://skillfed.io/packages/lightdsa","md":"https://skillfed.io/packages/lightdsa.md","pypi":"https://pypi.org/project/lightdsa/"},"maintenance":{"status":"active"},"meta":{"latest_release":"2025-04-01","license_spdx":null,"license_treatment":"permissive","name":"lightdsa","python_support":"supports_current","summary":"A Lightweight Digital Signature Algorithm Library for Python"},"popularity":{"monthly_downloads":138057,"position":11345,"tier":"top_15000"},"security":{"n_vulnerabilities":0},"version":"0.0.3"}