Cryptography
Cryptography, or cryptology is the practice and study of techniques for secure communication in the presence of adversarial behavior. More generally, cryptography is about constructing and analyzing protocols that prevent third parties or the public from reading private messages.
- GitHub: https://github.com/topics/cryptography
- Wikipedia: https://en.wikipedia.org/wiki/Cryptography
- Last updated: 2026-07-01 00:06:48 UTC
- JSON Representation
https://github.com/yaeby/cipher-decoder
Some ciphers implemented in a streamlit app.
cryptography des des-algorithm des-decription des-encryption frequency-analysis playfair-cipher streamlit vigenere vigenere-cipher
Last synced: 18 Feb 2026
https://github.com/zgsolucoes/zg-data-guard
ZG Data Guard is a centralized tool designed to streamline and secure the management of multiple databases across various environments. It simplifies administration by providing a unified platform to handle database ecosystems, technologies, instances, predefined roles, databases, users, and access control. All secured through JWT-protected API.
access-management clusters-management cryptography database-management docker go go-chi godotenv golang golang-migrate jwt-auth keycloak postgresql rest-api swagger2 swaggo testify users-management
Last synced: 28 Jan 2026
https://github.com/wildonion/wallexerr
RSA (Asymmetric) Crypto Wallet Implementations using ECC Curves
crypto cryptography ecdsa ed25519 elliptic-curve-cryptography rsa-cryptography secp256k1 secp256r1 wallet web3
Last synced: 11 Apr 2025
https://github.com/usbokirishima/pwds
Lightweight GTK4 password manager encrypted with AES-256.
aes-encryption cargo cryptography cybersecurity gtk gtk4 gtk4-rs hacking password password-manager rust rustlang terminal
Last synced: 16 Feb 2026
https://github.com/yrotak/d-1
D-1 is an open source symmetric encryption algorithm
crypto cryptography d-1 done encryption encryption-algorithms encryption-decryption symetric-key
Last synced: 28 Jun 2026
https://github.com/abhisinha08/cryptile
A Desktop App and CLI tool to encrypt and decrypt your files with a secure password
Last synced: 27 Jun 2025
https://github.com/ahf/orbis
An Erlang library for building worker pools using consistent hashing.
consistent-hashing consistent-hashing-library cryptography erlang
Last synced: 22 Mar 2025
https://github.com/ntdls/ntdls.securekeyexchange
Easily generate a single or multi-round Diffie-Hellman key.
cryptography diffie-hellman key-exchange key-exchange-algorithms random-key-generator secure
Last synced: 14 Apr 2025
https://github.com/kehiy/go-secp256k1
a bitcoin libsecp256k1 binding for golang. [WIP]
binding bitcoin c cgo cryptography go golang libsecp256k1 nostr
Last synced: 02 Mar 2025
https://github.com/alhonaut/zkp-grpc-server
Chaum-Pederson Zero-Knowledge Proof in Rust with gRPC and Docker
Last synced: 03 May 2026
https://github.com/loneicewolf/cryptography
Encryption implemented in various languages. like AES and Serpent, more coming.
aes c cascade-encryption cipher cpp cryptography openssl rijndael serpent
Last synced: 08 Mar 2026
https://github.com/projects-developer/github-major-projects-with-source-code
GitHub major projects Includes Source Code, PPT, Synopsis, Report, Documents, Base Research Paper & Video tutorials
bcaproject btechproject computerscienceproject cryptography finalyear finalyearproject machine-learning malware malware-project mcaproject mtechproject project
Last synced: 18 Feb 2026
https://github.com/reppon97/cryptosnake
Simple, unofficial python wrapper for Binance API. You'll find this easy-to-use package helpful if you're interested in general market data and cryptocurrency values. You don't need to have a Binance account or API Key since you can't purchase/trade cryptocurrencies using this package.
api binance bitcoin crypto cryptocurrencies cryptocurrency cryptocurrency-exchanges cryptography data ethereum json litecoin python python3 statistics
Last synced: 05 Mar 2025
https://github.com/deemru/cryptash
Hash-based encrypt/decrypt for PHP
authenticity confidentiality cryptography decrypt encrypt integrity php
Last synced: 25 Mar 2025
https://github.com/robcyberlab/crypt-hash-cracker
🔗Crypt Hash Cracker🧩
crypto-analysis cryptography ctf-tools cyber-programming cyber-tools cybersecurity cybersecurity-tools data-protection ethical-hacking hashing
Last synced: 18 Feb 2026
https://github.com/belajarqywok/wintrapd
crafting malware, presentation and discussion material for network and computer security courses. [ Group - 2 ]
cmake cryptography llvm-clang malware metasploit-framework win32api
Last synced: 11 Jan 2026
https://github.com/grondilu/elliptic-curves-raku
Elliptic curves cryptography in raku
Last synced: 14 May 2025
https://github.com/sayalisachin/MediCrypt
This is a Hospital Communication System Using DNA Encryption and Image Steganography This project enables secure communication between two hospitals, Hospital A and Hospital B, by encrypting and hiding sensitive patient data within images using DNA encryption and Least Significant Bit (LSB) steganography techniques, powered by Socket.IO
cryptography dna dna-sequencing information informationsecurity lsb lsb-steganography manipal-institute-of-technology matplotlib pandas pillow security socket-io steganography streamlit websocket
Last synced: 21 Jun 2025
https://github.com/ahmeddwalid/walid-passanalyzer
A modern, privacy-focused password strength analyzer built with React and TypeScript
client-side cryptography hashfunctions passwordanalyzer reactjs security security-tools tailwindcss zxcvbn
Last synced: 28 Oct 2025
https://github.com/aalfiann/text-obfuscator
Simple Text Obfuscator for NodeJS or Browser
cryptography obfuscator simple-obfuscator string-obfuscator text-obfuscator
Last synced: 22 Jun 2025
https://github.com/utarwyn/a51-cipher
Java implementation of the A5/1 Stream Cipher.
cryptography learning school-project
Last synced: 04 Mar 2025
https://github.com/omarbaylee/vaultkey
vaultkey is an open-source Rust library for generating secure, customizable passwords. It supports various character sets and lengths, providing cryptographically secure random passwords for any use case. Contributions are welcome to improve and expand the library.
aeonvault capsulekey cryptography future-ai key-generation knowledge-preservation open-source password-manager random-password rust rust-crate rust-library time-capsule vaultkey
Last synced: 11 Jul 2025
https://github.com/samuel-lucas6/rocca-s.net
A .NET implementation of Rocca-S.
aead crypto cryptography rocca rocca-s
Last synced: 27 Mar 2025
https://github.com/bboymega/file2png-web
File2PNG Web Application
cryptography encoding encryption-decryption file fileprocessing front-end php png-decoder png-encoder webapplication website
Last synced: 14 May 2026
https://github.com/yosif9999/hamster-clicker
Hamster Kombat Bot is a Python-based automation tool specifically designed for the game Hamster Kombat. This bot is capable of performing all in-game tasks, including auto-tapping, cipher tasks, and purchasing the best cards on your behalf. It's a free and fully automated farming bot that enhances your Hamster Kombat gaming experience.
autoclicker bitcoin crypto-bot cryptocurrency cryptography hamster mini-app mini-apps notcoin tapswap telegram telegram-click-bot telegram-mini-app telegram-mini-apps
Last synced: 02 Feb 2026
https://github.com/py-zero/cryptozero
Simple, strong cryptography for beginners, in Python.
cryptography education python3
Last synced: 15 Jan 2026
https://github.com/michaelsproul/swap-or-not-shuffle-isabelle
Formalisation of the swap-or-not shuffle used in Ethereum 2.0
cryptography eth2 ethereum formal-verification
Last synced: 15 Aug 2025
https://github.com/jiep/spake2plus
Python 3 implementation of SPAKE2+ protocol, according to RFC 9383
cryptography pake rfc9383 spake2plus
Last synced: 14 Aug 2025
https://github.com/toggio/securetokenizer
A PHP Library for Cryptographically Secure Token Generation and Management
ajax cryptography csrf csrf-attacks csrf-protection csrf-tokens javascript php random replay-attack secure sql-injection-attacks token tokenizer xss xss-detection
Last synced: 13 Apr 2025
https://github.com/davidbuchanan314/ml-kem-stuff
A toy implementation of ML-KEM, aka Kyber, based on the current FIPS 203 draft
cryptography cryptography-algorithms key-encapsulation-mechanism kyber ml-kem post-quantum-cryptography pqc python
Last synced: 10 Nov 2025
https://github.com/descent098/diffie-hellman
A very simple implementation and explanation of the Diffe-Helmen Key Exchange
cryptography diffie-hellman diffie-hellman-exchange education learning
Last synced: 05 Apr 2025
https://github.com/b1f6c1c4/naive-garble
Naïve implementation of garbled circuits.
cryptography garbled-circuits oblivious-transfer secure-computation sfe
Last synced: 03 Apr 2025
https://github.com/jasondrawdy/compendio
Collection of common and noteworthy extension methods, security tools, and filesystem functions generally found in most applications; focusing on extensibility and portability.
compendium converters cryptography data extensions generators hashing library security utilities validation windows
Last synced: 18 May 2026
https://github.com/kareimgazer/des
Implementation of the Data Encryption Standard algorithm using C++
cipher-algorithm cryptography data-encryption-standard security
Last synced: 29 Mar 2025
https://github.com/kfkrogr/electron-executer
Electron Executor is one of the most favorite Roblox Executors at the moment. Before I tell you how to download Electron Executor, let me tell you that it is currently available safely for Windows. But it is not officially available for Android users as of now but the update is coming and will be launched soon.
cryptography cybersecurity electron electron-app encryption gpg gpt javascript llm mobile nodejs offline pgp privacy pwa python react security standalone tor
Last synced: 05 Jan 2026
https://github.com/sap-samples/s4hana-crypto-assets-subledger
SAP S/4HANA add-on sample as a subledger for crypto assets accounting.
add-on assets crypto cryptography sample sap-s4hana
Last synced: 13 Apr 2025
https://github.com/jadnohra/zig-crypto-bench
Crypto benchmarks: Zig vs Rust performance comparison.
benchmark cryptography perfromance rust zig
Last synced: 18 May 2026
https://github.com/newam/p256-cm4
A rust re-implementation of Emill/P256-Cortex-M4
cryptography embedded p256 rust
Last synced: 23 Dec 2025
https://github.com/f3r10/programming_bitcoin
Rust implementation of the code developed in the book Programming Bitcoin by Jimmy Song.
Last synced: 18 May 2026
https://github.com/dorssel/dotnet-xmss
.NET 8 implementation of XMSS.
cryptography dotnet nist-sp-800-208 post-quantum-signature rfc-8391 xmss
Last synced: 09 Apr 2025
https://github.com/lucabonamino/crypto-vdf
Cryptocurrency and Cryptographic blockchain Verifiadle Delay Functions project
cli cryptocurrency cryptography pietrzark-vdf python verifiable-delay-functions wesolowski-vdf
Last synced: 27 Dec 2025
https://github.com/glaukiol1/gagchain
Proof-Of-Work blockchain written in Go
algorithm bitcoin blockchain cryptocurrency cryptography database db elliptic elliptic-curve-cryptography keypairs secp256k1 tcp
Last synced: 05 Mar 2026
https://github.com/davxy/cry
CRY crypto library
arithmetic bignumber cryptography mpi number-theory
Last synced: 09 Apr 2025
https://github.com/ironcorelabs/tenant-security-client-nodejs
NodeJS client library for the IronCore Labs Tenant Security Proxy
application-layer-encryption byok cmk cryptography encryption javascript nodejs typescript
Last synced: 02 Jul 2025
https://github.com/zig-utils/zig-tls
Pure Zig TLS 1.3 implementation for SMTP and other protocols.
Last synced: 01 Apr 2026
https://github.com/asc8384/neural-distinguishers
Neural Distinguishers on TinyJAMBU-128 and GIFT-64
crypto cryptography deep-learning gift tinyjambu
Last synced: 07 Apr 2025
https://github.com/davidbuchanan314/roll13
an (unfinished) TLSv1.3 client in pure python, hand-rolled from first principles.
aes aes-gcm cryptography hmac hmac-sha256 python python3 secp256r1 sha256 tls tls13
Last synced: 22 Aug 2025
https://github.com/ausaf007/multi-party-computation
Create Ethereum wallet with multi-party validation and threshold cryptography.
cryptography java multi-party-computation shamir-s-secret-sharing-scheme shamir-secret-sharing threshold-cryptography
Last synced: 04 Oct 2025
https://github.com/jean0t/passmanager
Incredible password manager made in python
cryptography password-manager python3 sqlcipher3 sqlite3
Last synced: 10 Apr 2026
https://github.com/ngirimana/rsa
RSA algorithm is asymmetric cryptography algorithm. Asymmetric actually means that it works on two different keys i.e. Public Key and Private Key. As the name describes that the Public Key is given to everyone and Private key is kept private.
cryptography css3 html5 network-security rsa
Last synced: 07 May 2026
https://github.com/kpdemetriou/spectral-aead
An algorithm for authenticated encryption with associated data using Speck and HMAC-SHA256.
cffi cipher ciphers cryptography decryption encryption hash hash-functions hmac message-authentication-code python sha256 speck
Last synced: 14 Jan 2026
https://github.com/lvmalware/lvha256
The LV Hash Algorithm - my own cryptographic hashing algorithm
a algorithm crypto cryptographic cryptographic-hash-functions cryptographic-hashing-algorithms cryptography hash hashing implementation security
Last synced: 31 Mar 2025
https://github.com/harshildarji/locationcrypto
Encryption and Decryption of data using live location of device.
cryptography decryption encryption location position
Last synced: 14 Jan 2026
https://github.com/luffy0xcyber/cryptographie_classique
Implémentation Python des chiffrements historiques (César, Hill, Vigenère) avec explications détaillées et simples | Projet éducatif de cryptographie
cesar-cipher cesar-cypher ciphers cryptography cybersecurity education encryption hill-cipher learning-project mathematics python security vigenere-cipher
Last synced: 13 Jun 2025
https://github.com/sudiptab2100/cryptographicalgorithms
Implementation of Cryptographic Algorithms of course Modern Cryptography(CSC049P1M) offered in IIT Jammu.
aes-encryption affine-cipher ceaser-cipher cryptoanalysis cryptoanalysis-algorithms cryptography des-encryption diffie-hellman-key grain-stream-cipher hill-cipher rc4-algorithm rc4-cipher rc4-encryption rsa-cryptography rsa-encryption substitution-cipher vigenere-cipher
Last synced: 07 Jul 2025
https://github.com/moeraorg/java-moeralib
Java library to interact with Moera decentralized social network
cryptography decentralized java java-library library maven moera social-network
Last synced: 23 Feb 2026
https://github.com/gotz1480/cryptography
Cryptography projects and algorithms in Python
cryptography cryptography-algorithms cryptography-library python python-cryptography python3
Last synced: 07 Apr 2025
https://github.com/gotz1480/bitcoin-cryptography-ecc
Study of bitcoin elliptic curve cryptography (ECC)
bitcoin cryptography ecc-cryptography elliptic-curve-cryptography
Last synced: 07 Apr 2025
https://github.com/amirhosein2004/secure-token
package secure-token
cryptography pypi-packages python secure-token
Last synced: 13 Apr 2026
https://github.com/drazail/react-hash
React library of cryptography standards
cryptography hash react reactjs
Last synced: 12 Mar 2026
https://github.com/charlot-dedjinou/best-flag
Best Flag is an exciting project that will put your cryptographic and steganographic skills to the test. The aim is to discover a secret message hidden in the “best_flag” file, using different encryption algorithms.
cryptography express expressjs flag mongodb react reactjs steganography tailwind tailwindcss
Last synced: 11 Apr 2026
https://github.com/practicalparticle/particle-core
**EXPERIMENTAL SOFTWARE** The particle-core GitHub repository houses the MultiPhaseSecureOperation library and Guardian Account Abstraction implementation, which together offer a novel approach to blockchain security by decoupling asset authority and introducing time-delayed operations.
account-abstraction blockchain cryptography ethereum meta-transactions role-based-access-control security smart-contracts solidity timelock typescript
Last synced: 23 Mar 2025
https://github.com/nexenio/rxkeystore
RxJava wrapper for the Android keystore and cryptography utilities
android android-library cryptography rxjava
Last synced: 19 May 2026
https://github.com/raymondfx/uptechafrica
UpTechAfrica East Africa Blockchain Hackathon - Whistleblower Solution
blockchain cryptography whistleblowing
Last synced: 11 Mar 2025
https://github.com/copyleftdev/tls_info
cli tool to check TLS version , and cypher
cryptography golang security-tools tls-cipher
Last synced: 31 May 2026
https://github.com/ytisf/aasdfg
Create a truly random, en-masse, random seed using your webcam's noise. Locally.
cryptography entropy random-generation ssl-certificates
Last synced: 14 Jun 2025
https://github.com/nning/vigenere_jorin
Quick POC of an idea for a Vigenere variant, my 6 year old son inspired
Last synced: 22 Jul 2025
https://github.com/rzubek/easy-cryptography
Easy, simple C# API for common cryptography operations. Wraps built-in .NET crypto libraries, but with simplified API using safe defaults. Single C# file, no extra dependencies.
crypto cryptography csharp csharp-library dotnet dotnet-core dotnet-standard dotnetcore encryption security
Last synced: 14 May 2026
https://github.com/rpj/poo-attest
Proof-of-Ownership attestation tool via commitment schemes
commitment-schemes cryptography ownership
Last synced: 29 Mar 2025
https://github.com/r1b/cryptography
Self-study in cryptosystems
block-ciphers cryptography key-exchange-algorithms rust stream-ciphers
Last synced: 08 Apr 2025
https://github.com/ph4r05/zipstream
ZIP archive tampering on the fly library
cryptography java man-in-the-middle research tampering zip-stream
Last synced: 15 Mar 2025
https://github.com/harsh-ps-2003/rumi
A cryptography powered privacy-preserving discovery service design for mapping distinct identifiers to IDs without revealing any information to the server!
cryptography elliptic-curve-cryptography oram rust zero-knowledge
Last synced: 01 Mar 2025
https://github.com/buhman/cryptio
file-like interface for authenticated encryption
aes-gcm authenticated-encryption cryptography encryption-library
Last synced: 18 Aug 2025
https://github.com/chase-moskal/pastesafe
open encryption web app
asymmetric-encryption crypto cryptography
Last synced: 17 Aug 2025
https://github.com/loneicewolf/ciphers-python
Cypher, Cipher, Cyphers, Ciphers, cryptography, encryption, obfuscation, enciphering, deciphering - in python3
alphabet cipher cryptography encryption jupyter-notebooks python substitution-cipher
Last synced: 23 Apr 2025
https://github.com/agu3rra/pykeys
Securely store and use your API keys
api coding cryptography key secure token
Last synced: 16 Jan 2026
https://github.com/nulltea/contangle-zkcp
Universal Zero Knowledge Contingent Payments (on hold)
bitcoin cryptography ethereum payment zero-knowledge
Last synced: 19 Apr 2026
https://github.com/newyaroslav/crypto-json
C ++ library for JSON encryption with COMMENTS
cryptography json json-parser strip-json-comments
Last synced: 15 May 2026
https://github.com/pastesafe/pastesafe.github.io
instant web cryptography. encrypt in realtime as you type. share and decrypt ciphertext.
Last synced: 10 Mar 2026
https://github.com/ajlearner46/post-quantum-cryptography-signature-scheme
Implementation of Post-quantum cryptography signature protocol
cryptography cryptography-algorithms post-quantum-algorithms post-quantum-cryptography post-quantum-signature pqcrypto python signature-scheme
Last synced: 06 Jan 2026
https://github.com/virgilsecurity/virgil-ratchet-x
Virgil Security Ratchet Objective-C/Swift SDK provides an implementation of the Double Ratchet algorithm, which is used by parties to exchange encrypted messages based on a shared secret key.
cryptography doubleratchet encryption perfect-forward-secrecy pfs ratchet
Last synced: 14 Jun 2025
https://github.com/blagojeblagojevic/sha256
SHA256 as a header library
c cryptography header-only sha2 sha256 sha256-hash
Last synced: 14 Jun 2025
https://github.com/alvarogarciapiz/pycipherhub
Conjunto de cifradores desarrollados en Python
cifrador criptografia-basica cryptography cypher python
Last synced: 15 Mar 2025
https://github.com/defucc/hashkeys
Reactive Noble cryptography for p2p identity
composable cryptography encryption js noble-curves signing vue
Last synced: 20 Jan 2026
https://github.com/tcfw/ocs
An Open Cryptography Standard
certificate certificates crypto cryptography go golang ipfs pki public-crypto security tls
Last synced: 29 Apr 2026
https://github.com/saeed0xf/black-hat-ctf
This CTF event was organised by Data Science analytics and Cyber Security club at the annual Tech Fest Prajyukttam 🎆, Assam Don Bosco University 🎓
binary-exploitation capture-the-flag cryptography ctf ctf-challenges ctf-tools digital-forensics web-exploitation website
Last synced: 01 Mar 2025
https://github.com/ntdls/secure-archive
Secure Archive is a file encryption utility that provides multiple encryption algorithms, variable compression levels, secure file delete, self-extracting archives and more.
cryptography file-management file-system private security showcase
Last synced: 27 Mar 2026
https://github.com/salvacorts/fr-chat-client
:rocket: P2P Chat with asymmetric encryption
asymmetric-cryptography cryptography p2p-chat python rest-api rsa sockets tkinter
Last synced: 15 Mar 2025
https://github.com/mohammedmehdio/caesarjaw
CaesearJaw 🔐 is a Caesar Cipher Bash Script that allows you to encrypt, decrypt, find a shift key, and brute-force decrypt a given text using the Caesar Cipher.
bash bash-script caesar caesar-cipher caesar-cipher-algorithm communication cryptography cyber-security cybersecurity hacking hacking-tool key security tool tools
Last synced: 29 Apr 2026
https://github.com/cosmian/cloudproof_flutter
The Flutter API library to Cosmian Cloudproof Encryption
android cloud cloudproof cryptography dart flutter ios
Last synced: 01 Mar 2026
https://github.com/tankerhq/sdk-ruby
Tanker client-side encryption SDK for Ruby
cryptography encryption end-to-end privacy ruby sdk security tanker
Last synced: 09 Apr 2025
https://github.com/helcsnewsxd/cbmc-analysis-report
Technical report on CBMC (C Bounded Model Checker) - Software Engineering II course project - Computer Science @ FAMAF (UNC)
bounded-model-checking cbmc cryptography ctf-writeup famaf formal-verification software-engineering static-analysis university-project
Last synced: 02 Jul 2025
https://github.com/chinnanj666/message-encryption-decryption
This Python-based application provides a graphical user interface (GUI) for encrypting and decrypting messages using AES encryption.
aes algotithms cryptography python thinker
Last synced: 17 Jun 2025
https://github.com/dsprenkels/vscode-jasmin
basic syntax highlighting support for the jasmin domain-specific language
Last synced: 19 Mar 2026
https://github.com/asc8384/simple-cryptography
Simple cryptographic implementation, including TinyJambu, Grain-128AEAD, Fridrich, etc.
crypto cryptography encryption tinyjambu
Last synced: 23 Aug 2025
https://github.com/venkat-kolasani/knight-s-tour-based-cryptographic-key-generation
The Knight's Tour Encryption System is a cryptographic application that leverages the Knight's Tour problem on a chessboard to generate a unique encryption key. This key is then used for XOR-based encryption and decryption of messages.
cpp17 cryptography design-and-analysisof-algorithm dsa-algorithm knights-tour
Last synced: 15 Feb 2026