chacha20
ChaCha is a family of stream ciphers developed by Daniel J. Bernstein. It is part of the popular authenticated encryption algorithm ChaCha20-Poly1305.
The canonical 20-round version is ChaCha20, though the faster, reduced-round variants ChaCha8 and ChaCha12 also see some use.
The XChaCha family features an extended nonce.
Here are 29 public repositories matching this topic...
Pure python ChaCha20Poly1305 implementation
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Jan 5, 2020 - Python
python prototype of PRE (Proxy Re-encryption) on Cloud storage and sharing
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Jul 6, 2018 - Python
Encrypt files & Hide encrypted data
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Aug 10, 2025 - Python
Cross-platform easy-to-use file encryption desktop app
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Feb 17, 2024 - Python
An ephemeral ChaCha20-encrypted filesystem implementation using fusepy and cryptography suitable for privacy-sensitive applications, such as whistleblowing platforms.
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May 8, 2025 - Python
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Feb 14, 2023 - Python
Ce projet met en œuvre des techniques de cryptanalyse, des heuristiques d'identification sophistiquées et une architecture logicielle robuste pour résoudre des missions de déchiffrement complexes.
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Aug 13, 2025 - Python
Fast, secure file & folder encryption (tar-then-encrypt) using Scrypt + ChaCha20-Poly1305 (AEAD).
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Aug 16, 2025 - Python
Python-based cryptographic tool designed to help users encrypt and decrypt data using various algorithms.
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May 17, 2025 - Python
Let's Decrypt is a powerful decryption tool supporting multiple encryption standards. It allows users to decrypt messages and files using various cryptographic algorithms and efficiently manage decrypted outputs.
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Apr 13, 2025 - Python
"A collection of implemented symmetric and asymmetric cryptographic algorithms."
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Mar 9, 2025 - Python
PyCryptX - an X25519 + Ed25519 + ChaCha20 + BLAKE2b based public key encryption program in Python. This is an unaudited hobby project!
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May 21, 2023 - Python
This project implements a hybrid image encryption technique by combining asymmetric and symmetric encryption methods. It utilizes the ECC for asymmetric encryption and ChaCha20 stream cipher for symmetric encryption to achieve robust and secure image protection.
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Aug 11, 2025 - Python
A simple, educational implementation of the Chacha20 stream cipher
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Jul 9, 2025 - Python
AES-GCM python test bench
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Aug 25, 2018 - Python
Criptografía simétrica en IoT con TTP y autenticación mutua
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Apr 22, 2025 - Python
The public half of an educational materials demo sample
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Jul 8, 2025 - Python
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