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: 2026-07-02 00:06:57 UTC
- JSON Representation
https://github.com/1-5pool/jmessage-security-project
JMessage: Encrypted Messaging System with Security Analysis This project implements an end-to-end encrypted messaging system using ECDH, ChaCha20, and ECDSA. It also demonstrates a padding oracle attack, showcasing both secure system design and vulnerability exploitation techniques.
chat-application cryptography end-to-end-encryption golang padding-oracle-attacks
Last synced: 08 Feb 2026
https://github.com/systemslibrarian/crypto-lab-paillier-gate
Browser-based Paillier cryptosystem demo — Pascal Paillier's 1999 additive homomorphic encryption. Encrypt, decrypt, homomorphic addition without decrypting. Private 10-voter election simulation and 5-hospital patient aggregation. The primitive underlying GG20 threshold ECDSA, Helios voting, and ElectionGuard. No backends. No simulated math.
additive-homomorphism crypto-lab cryptography e-voting helios-voting homomorphic-encryption paillier private-aggregation public-key-cryptography secure-computation threshold-ecdsa
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-stego-suite
Browser-based steganography suite — LSB substitution, DCT-domain hiding, and adaptive embedding with live chi-squared steganalysis. Hide the message, not just the content.
browser-crypto chi-squared-test covert-channel crypto-lab cryptography dct digital-watermarking image-processing lsb-steganography privacy security steganalysis steganography typescript vite
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-babel-hash
Browser-based demo of cryptographic hash functions — SHA-256, SHA3-256, and BLAKE3. Live avalanche effect visualizer, length extension attack against SHA-256, and why HMAC exists. Hash functions are the silent foundation of every other primitive.
avalanche-effect blake3 browser-demo crypto-compare cryptography hash-functions hmac keccak length-extension-attack merkle-damgard nist-fips-180-4 nist-fips-202 sha-256 sha3-256 typescript vite
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-iron-serpent
Browser-based demo of Serpent-256, the AES finalist with the largest security margin — featuring encrypt/decrypt, round comparison visualization, and live performance benchmarks
aes-finalist argon2id block-cipher browser-demo crypto-lab cryptography hmac javascript serpent symmetric-encryption
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-curve-lens
Browser-based elliptic curve demo — point addition, scalar multiplication, and live ECDH across P-256, Curve25519, and secp256k1. Real field arithmetic. No backends. No simulated math.
browser crypto-lab cryptography curve25519 ecc ecdh elliptic-curves noble-curves p-256 point-addition scalar-multiplication secp256k1 typescript visualization vite
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-padding-oracle
Browser-based CBC padding oracle attack demo — full Vaudenay 2002 chosen-ciphertext attack with real AES-CBC, byte-by-byte plaintext recovery, and coverage of ASP.NET, Lucky Thirteen, and POODLE exploits. No backends. No simulated math.
aes-cbc attacks browser chosen-ciphertext cryptanalysis crypto-lab cryptography lucky-thirteen padding-oracle pkcs7 poodle tls typescript vaudenay vite
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-format-ward
Browser-based format-preserving encryption demo — FF1 and FF3-1 live tokenization of credit cards, SSNs, and phone numbers. Real AES-256 Feistel rounds. No backends. No simulated math.
aes-256 browser crypto-lab cryptography data-masking feistel ff1 ff3 format-preserving-encryption fpe nist pci-dss tokenization typescript vite
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-timing-oracle
Browser-based timing side-channel attack demo — string comparison leakage, HMAC verification timing, RSA private key bit leakage, and cache-timing attacks with real performance.now() measurements and constant-time defenses. No backends. No simulated timing.
browser cache-timing constant-time cryptanalysis crypto-lab cryptography hmac kocher lucky-thirteen rsa security side-channel timing-attack typescript vite
Last synced: 01 Jun 2026
https://github.com/timyiu478/pwn.college
Learn to Hack in a hands-on fashion
binary-exploitation cryptography hacking network-security reverse-engineering system-security web-security
Last synced: 09 Feb 2026
https://github.com/systemslibrarian/crypto-lab-dead-sea-cipher
Browser-based cryptographic history demo — from Atbash in Jeremiah 25:26 (~600 BCE) to AES-256-GCM (2001 CE). Every cipher, every fatal flaw, every lesson that built the next one.
aes-gcm atbash caesar-cipher cryptography frequency-analysis historical-ciphers kasiski one-time-pad vigenere-cipher webcrypto
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-rsa-forge
Browser-based RSA demo — textbook RSA, OAEP, PSS signatures, and live attacks including small exponent, Bleichenbacher PKCS#1 v1.5 oracle, and padding oracle. Real WebCrypto operations. No backends. No simulated math.
asymmetric-encryption attacks bleichenbacher browser crypto-lab cryptography padding-oracle pkcs1 post-quantum public-key-cryptography rsa rsa-oaep rsa-pss typescript vite
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-ratchet-wire
Browser-based demo of the Double Ratchet Algorithm — the cryptographic protocol powering Signal, WhatsApp, and Google Messages. Live conversation with forward secrecy, break-in recovery, and key compromise simulation.
aes-gcm browser-demo crypto-compare cryptography double-ratchet forward-secrecy hkdf key-exchange messaging-protocol post-quantum-ready signal-protocol typescript vite x25519
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-psi-gate
Browser-based Private Set Intersection demo implementing classic DH-PSI (Meadows 1986, Huberman-Franklin-Hogg 1999) over ristretto255 with RFC 9380 hash-to-curve. The primitive behind Signal contact discovery and Apple password monitoring.
contact-discovery crypto-lab cryptography ddh dh-psi diffie-hellman hash-to-curve noble-curves privacy-preserving private-set-intersection psi rfc-9380 ristretto255 secure-computation secure-multi-party-computation secure-two-party-computation signal-protocol
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/cipher-museum
Interactive virtual museum exploring 2,500 years of cryptography — 37 ciphers in 10 exhibit halls with live demos, cryptanalysis tools, and connections to modern & post-quantum systems.
caesar-cipher ciphers cryptanalysis cryptography education enigma historical-cryptography vigenere-cipher
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-mceliece-gate
Browser-based Classic McEliece demo — the oldest post-quantum KEM (1978), binary Goppa codes, visceral 261KB public key visualization, and four-way comparison against ML-KEM, BIKE, and HQC. No backends. No simulated math.
aes-256-gcm binary-goppa browser code-based crypto-lab cryptography goppa-codes kem lattice mceliece nist post-quantum pqc typescript vite
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-patron-shield
Browser-based demo of two-server Information-Theoretic Private Information Retrieval (IT-PIR) — applied to library catalog privacy. Because patrons deserve mathematical guarantees, not just policy promises.
crypto-compare cryptography information-theoretic-security library-privacy pir private-information-retrieval xor
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-sphincs-ledger
Browser-based demo of SLH-DSA (SPHINCS+), a hash-based post-quantum digital signature scheme standardized as NIST FIPS 205
browser-demo crypto-lab cryptography digital-signatures hash-based-signatures javascript nist-fips-205 post-quantum-cryptography slh-dsa sphincs-plus
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-hybrid-sign
Browser-based PQ/T composite signature demo implementing the Ed25519 + ML-DSA-65 hybrid per IETF LAMPS draft-ietf-lamps-pq-composite-sigs-16. Classical + post-quantum defense in depth for long-lived signatures.
composite-signatures crypto-lab cryptography defense-in-depth digital-signatures dilithium ed25519 hybrid-signatures ietf-draft lamps ml-dsa ml-dsa-65 noble-curves noble-post-quantum post-quantum-cryptography pq-t-hybrid tls-1-3 x509
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-lattice-fault
Browser-based lattice PQC implementation attack demo — NTT power analysis (ML-KEM CPA), rejection sampling fault bypass (ML-DSA key recovery), KyberSlash timing side-channel, faulty KECCAK seed injection. Mathematical security ≠ implementation security. No backends. Simulated attacks.
crypto-lab cryptography dilithium fault-injection kyber kyberslash ml-dsa ml-kem ntt post-quantum power-analysis side-channel timing-attack
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-model-breach
Browser-based HiAE threat model case study — AESL, Theorem 1 candidate enumeration, MITM state recovery, byte decomposition, guess-and-determine key recovery. Security claims are contracts. The threat model is the fine print. No backends. No simulated math.
aead aes algebraic-attacks browser-demo crypto-lab cryptography meet-in-the-middle security-analysis threat-modeling typescript vite
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-biham-lens
Browser-based demo of differential cryptanalysis — the attack co-invented by Eli Biham and Adi Shamir (Israel, 1990) that broke DES. Live attack on a toy SPN cipher, DDT visualization, and the story of how Biham used his own attack to design Serpent.
adi-shamir block-cipher browser-demo cryptanalysis crypto-compare cryptography des difference-distribution-table differential-cryptanalysis eli-biham s-box serpent spn-cipher typescript vite
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-blind-oracle-api
Browser-based Rust + Axum + TFHE-rs backend for crypto-lab-blind-oracle — gate-bootstrapped homomorphic addition on FheUint8 ciphertexts. Holds only a ServerKey. Cannot decrypt its own output.
axum crypto-lab cryptography fhe homomorphic-encryption privacy rust tfhe webassembly
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-dilithium-seal
Browser-based demo of ML-DSA (CRYSTALS-Dilithium), the lattice-based post-quantum digital signature scheme standardized as NIST FIPS 204 in August 2024. Sign, verify, and seal documents — quantum-resistant.
browser-demo crypto-lab cryptography crystals-dilithium digital-signatures lattice-cryptography ml-dsa module-lwe nist-fips-204 post-quantum-cryptography typescript vite webcrypto
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-silent-tally
Browser-based demo of secure multi-party computation — five hospitals compute combined enrollment without revealing individual counts. Shamir SSS · additive homomorphism · GF(2⁶¹-1) · no trusted third party.
additive-homomorphism cryptography finite-field information-theoretic-security lagrange-interpolation mpc secure-multiparty-computation shamir-secret-sharing
Last synced: 01 Jun 2026
https://github.com/devehab/cryptotools
An educational cryptography toolkit in Arabic that provides hands-on learning for various cryptographic concepts including wallet generation, encryption/decryption, hashing, and digital signatures. All operations are performed client-side for maximum privacy and security.
cryptography digital-signatures encryption-decryption encryption-decryption-tool hash-functions open-source wallet-generator
Last synced: 09 Feb 2026
https://github.com/vaibhavdixit09/taskmanagemnetfrontend
TaskMaster Pro - Advanced Task Management System with Google Authentication
cron cryptography css3 expressjs javascript jsx mongodb nodejs passportjs reactjs
Last synced: 26 Feb 2026
https://github.com/crime-trix/metacrypt-cpp
C++20 MetaCrypt authenticated encryption envelope using Windows CNG
aes-gcm cpp cryptography cxx20 encryption pbkdf2 windows
Last synced: 02 Jun 2026
https://github.com/moosesue/cryptography-algorithms
Collection of algorithms used in cryptography.
cryptography cryptography-algorithms extended-gcd gcd number-theory python rust
Last synced: 16 Apr 2026
https://github.com/ttwag/mat115a-number_theory
Number Theory
cryptography math number-theory proof
Last synced: 26 Feb 2026
https://github.com/reznik99/cryptotools
Crypto playground in your browser
cryptography material-ui pkcs1 pkcs10 pkcs8 react sec1 subtlecrypto x509
Last synced: 09 Feb 2026
https://github.com/edoars/public-key-crypto-notes
LaTeX notes (in italian) for the undergraduate Public-key Cryptography course at University of Roma Tre
cryptography latex-notes math notes public-key-cryptography
Last synced: 10 Feb 2026
https://github.com/atropinetears/atropinetears.github.io
My personal site to not only demonstrate my web design / web development skills, but also to list out my blog posts, projects, resources, and other information.
0xsilene blog cryptography github-io github-pages security web web-design web-development website
Last synced: 27 Feb 2026
https://github.com/chardoncs/minotp
Simple OTP library for Rust.
cryptography hotp one-time-password otp rust totp
Last synced: 10 Feb 2026
https://github.com/ashirwadpradhan/intragit
A SaaS secure VCS (based on Git) for confidential repositories
aes-gcm certificate-authority certificate-signing-request confidential-repositories cryptography envelope-encryption git public-key-infrastructure saas-secure-vcs
Last synced: 19 Apr 2026
https://github.com/smallstep/pem-key-wrap
🔐 Wrap PEM files using RSAES-OAEP with SHA-256 + AES-KWP
Last synced: 27 Feb 2026
https://github.com/projects-developer/super-cipher-project
The Super Cipher Project is a cryptographic system designed to provide ultra-high security for sensitive information. Project Includes Source Code, PPT, Synopsis, Report, Documents, Base Research Paper & Video tutorials
btechprojects cipheralgorithm computerscienceprojects cryptography cryptoproject cybersecurity datasecurity mtechprojects securecommunication supercipher
Last synced: 11 Feb 2026
https://github.com/ddc/ddccryptography
Encode and Decode strings with Cryptography
cryptography ddccryptography decode decoder encode encoder python python-3 python3
Last synced: 11 Feb 2026
https://github.com/maksmez/dlp_events_vkr
Проект разработанный для автоматического анализа событий DLP системы InfoWatch Traffic Monitor.
cryptography python selenium smtplib sqlalchemy sqlite yattag
Last synced: 16 Apr 2026
https://github.com/cosmian/cloudproof_rust
The Rust Cloudproof Data protection Library
Last synced: 27 Feb 2026
https://github.com/adhupraba/fshare
FShare is a secure and robust file-sharing application that enables users to upload, share, and manage encrypted files.
cryptography django django-rest-framework encryption-decryption file-sharing reactjs security
Last synced: 12 Feb 2026
https://github.com/aeliot-tm/doctrine-encrypted-bundle
Doctrine Encrypted bundle permits to encrypt/decrypt separate columns of database via Doctrine column types.
ast cryptography decryption doctrine doctrine-extension doctrine-orm encryption php routines symfony-bundle
Last synced: 12 Feb 2026
https://github.com/virgilsecurity/virgil-pythia-java
Virgil Pythia SDK allows developers to implement Pythia protocol to create breach-proof passwords, immune to offline and online attacks.
breach-proof-password cryptography encryption java pythia pythia-sdk sdk virgil-pythia
Last synced: 13 Feb 2026
https://github.com/ametel01/tatsumaki
Token mixer for Starknet
cairo cryptography privacy starknet
Last synced: 28 Feb 2026
https://github.com/acestojanoski/key-forge
Effortlessly encrypt and decrypt text in an instant with our user-friendly, open-source tool.
aes aes-256 aes-256-gcm cryptography cryptography-tools decryption encryption opensource react vite
Last synced: 16 Apr 2026
https://github.com/glitchedpolygons/glitchaes.blazorwebapp
GlitchAES (say: "glitches") is a web-based (zero-knowledge, static client-side only) GUI that wraps AES-GCM.
aes cryptography decryption encryption gcm symmetric
Last synced: 14 Feb 2026
https://github.com/l1asis/vault-tar
AES-256-GCM file and directory encryption CLI with chunked streaming, configurable compression, and output splitting.
aes-256-gcm archiving cli compression cryptography directory-encryption encryption file-encryption pbkdf2 privacy python security
Last synced: 14 Feb 2026
https://github.com/saikiranmatta/false-bottom
False Bottom, a deniable encryption algorithm.
cryptography deniable-encryption encryption
Last synced: 14 Feb 2026
https://github.com/kevincharm/blstoise
BLS12-381 + pairings + RFC9380 + BLS sigs
Last synced: 28 Feb 2026
https://github.com/markcda/unitech-infosec-basics-practice-2nd-gr
Учебно-лабораторная практика за 2-й курс
cryptography university-coursework
Last synced: 15 Feb 2026
https://github.com/ben854719/trade-transfer-workflow-optimizer
This AI portfolio tools securely analyzes asset allocation, sector exposure, and performance. Its graph compares real and predicted close prices, enhanced with sentiment indicators such as “Confident” and “Surprised.” An avatar assistant provides user guidance combining technical accuracy with intuitive explanations.
agentic-ai avatar cryptography emotion-analysis encryption gemini json langgraph langraph machine-learning-algorithms matplotlib mcp-server numpy opencv-python pandas python pytorch rs256 seaborn
Last synced: 15 Feb 2026
https://github.com/joseph-ogutu/expense-management-application
Crafted AI powered comprehensive full-stack expense management application. facilitating effortless expense tracking & management.
bootstrap channels cryptography django html javascript openai python websocket
Last synced: 16 Feb 2026
https://github.com/siterelenby/keyquorum
Shamir secret sharing daemon for distributed teams. Memory hardened, designed to prevent intercepting or handling another user's key or the secret itself, without jank or vulnerability points like shared tmux sessions.
cli cryptography cryptography-tools distributed-teams key-management linux rust secret-sharing security shamir shamir-secret-sharing
Last synced: 12 Jun 2026
https://github.com/animo/expo-secure-environment
Expo Module for cryptographic operations using the devices Secure Environment behind biometric authentication.
android biometry cryptography expo ios react-native secure-environments typescript
Last synced: 16 Feb 2026
https://github.com/tonysamperi/krypto
Modern tree-shakeable TypeScript version of crypto-js
crypto crypto-js crypto-ts cryptography typescript typescript-library
Last synced: 01 Mar 2026
https://github.com/projects-developer/diffie-hellman-key-exchange-algorithm-cryptography-project
This project implements the Diffie-Hellman Key Exchange Algorithm, a popular cryptographic protocol that enables two parties to establish a shared secret key over an insecure communication channel. Diffie-Hellman-Key Exchange Algorithum Project Includes Project Includes Source Code, PPT, Synopsis, Report, Documents, Base Research Paper & Video
btech-project computer-science-project cryptography diffie-hellman-key-exchange final-year-projects finalyearproject finalyearprojects key-exchange-public-key-cryptography mtechprojects private-key-cryptography secure-communication secure-key-exchange
Last synced: 01 Mar 2026
https://github.com/girish1729/openssl-cheatsheet
OpenSSL command line toolkit cheatsheet
command-line cryptography openssl
Last synced: 19 Mar 2026
https://github.com/qorri-di/convert-tools
Convert Tools for Document, Image, Video and File
and convert cryptography document file for image pdf pdf-converter pdf-document pdf-generation pdf-viewer steganography tools video
Last synced: 20 Mar 2026
https://github.com/counselco/wallet-gui
blockchain cryptocurrency cryptography defi post-quantum rust timelock web3
Last synced: 01 Apr 2026
https://github.com/kojibai/receiz_offline_verifier
Public, offline verifier for a receiz.
cryptography deterministic forensics groth16 integrity kai-klok offline offline-proof png receiz sha256 verifier webcrypto zk zk-proofs zk-snarks
Last synced: 10 May 2026
https://github.com/jnbdz/cryptography-quickstarts
🔐 Cryptography | Quickstarts 🔐
cryptography quickstart quickstarts
Last synced: 02 Mar 2026
https://github.com/tinyadapter/litecrypt.core
A Simple C# Cryptography Package Based on .NET Core
Last synced: 16 Apr 2026
https://github.com/qrichert/jolokia
Simple, strong encryption.
asymmetric-encryption chacha20-poly1305 cli cryptography hpke rust rust-cli symmetric-encryption
Last synced: 03 Mar 2026
https://github.com/mrdcvlsc/blockciphermodes
A collection of different block cipher modes, designed to facilitate secure data encryption.
block-cipher block-cipher-mode blockcipher blockcipher-mode cbc cfb cplusplus cplusplus-library cplusplus17 cpp cpp-library cpp17 cryptography data-security information-security initialization- iv key library mode-of-encryption
Last synced: 04 Mar 2026
https://github.com/krisarmstrong/enigma-v300
> Complete collection of Enigma V300 option key algorithm implementations
c calculator ci-cd cpp cryptography encryption enigma fluke github-actions nettool network-testing option-keys python
Last synced: 04 Mar 2026
https://github.com/forgesworn/canary-kit
Deepfake-proof identity verification. Per-member spoken words, silent duress detection, encrypted group sync. Open protocol.
cryptography deepfake-detection duress-detection identity-verification minimal-dependencies nostr open-protocol pwa security typescript
Last synced: 01 Apr 2026
https://github.com/bylickilabs/hashforge
Browserbasiertes Sicherheitstool
bcrypt browser-tool cryptography css3 hashforge hashing html5 javascript md5 neon-ui password-generator security-framework sha256 sha3 websecurity
Last synced: 18 Apr 2026
https://github.com/elamani-drawing/morseus
Morseus est une bibliothèque Rust permettant d'encoder et de décoder le texte en code Morse. Elle offre également la possibilité de jouer le code Morse en émettant des signaux sonores à l'aide du dispositif audio par défaut de votre système, ainsi que d'exporter le code Morse en fichiers audio WAV.
audio compression crates-io cryptography encoding morse morse-code rust rust-lang rustlang
Last synced: 02 Apr 2026
https://github.com/qalle2/nes-md5
Qalle's MD5 Hasher (NES)
6502 assembly cryptography homebrew md5 nes
Last synced: 16 Apr 2026
https://github.com/epicreach/tkey-web-authentication
Secure Go-based proxy server using TKey hardware for passwordless website authentication.
authentication cryptography daemon go proxy-server security-tools
Last synced: 04 Mar 2026
https://github.com/mcp-tool-shop-org/ledger-suite
Unified monorepo for cryptographic provenance ledgers — ClaimLedger and CreatorLedger
append-only cryptography digital-signatures dotnet ed25519 ledger monorepo open-source provenance typescript
Last synced: 01 Apr 2026
https://github.com/fzheng/fips-crypto
High-performance post-quantum cryptography for JavaScript and TypeScript, powered by Rust + WebAssembly.
cryptography fips-203 fips-204 fips-205 ml-dsa ml-kem post-quantum slh-dsa
Last synced: 01 Apr 2026
https://github.com/projects-developer/cryptography-project-using-symmetric-algorithm
This project aims to design and implement a secure data encryption system using a symmetric key algorithm. Project Includes Source Code, PPT, Synopsis, Report, Documents, Base Research Paper & Video tutorials
algorithm btechproject computerscienceproject cryptography decryption-data-security key-exchange mtechproject network-security stream-cipher symmetric-algorithm
Last synced: 05 Mar 2026
https://github.com/farfarfun/funsecret
加密和安全工具包 - 提供加密、解密和安全相关功能
cryptography encryption farfarfun python secret security
Last synced: 05 Mar 2026
https://github.com/paolino/haskell-mts
Compact Sparse Merkle Tree implementation in Haskell with persistent storage and Merkle proofs
blockchain cryptography data-structures haskell merkle-tree rocksdb
Last synced: 05 Mar 2026
https://github.com/paolino/keri-lean
Lean 4 formalization of KERI protocol invariants
cryptography formal-verification keri lean4 theorem-proving
Last synced: 05 Mar 2026
https://github.com/moosesue/gcd
Standard GCD algorithm in Python and Rust
cryptography cryptography-algorithms gcd number-theory python rust rust-lang
Last synced: 30 Apr 2026
https://github.com/iosialectus/haskellcipherplay
Implementations of RSA, Blum Blum Shub PRNG, affine and polyalphabetic ciphers, and supporting number theory in Haskell.
cryptography functional-programming haskell number-theory prng rsa
Last synced: 02 Apr 2026
https://github.com/oanderoficial/bitcoin-cli-script
Ferramenta em C, que é um utilitário para o bitcoin-cli. Com o Bitcoin-cli Script você terá mais agilidade em obter informações da blockchain utilizando o seu node.
bitcoin bitcoin-cli blockchain blockchain-technology cryptography linux node
Last synced: 17 Apr 2026
https://github.com/nuwax-io/nuwault-core
Generate consistent, secure passwords from keywords. TypeScript-based, with smart entropy controls.
client-side-encryption cryptography deterministic encryption hash password password-generator privacy-first security-tools web-crypto-api
Last synced: 03 Jun 2026
https://github.com/nuwax-io/nuwault-web
Advanced keyword-based password generator with client-side security, privacy focus and PWA support
client-side cryptography deterministic hashing offline password-generator password-strength privacy-first pwa security web-crypto
Last synced: 03 Jun 2026
https://github.com/waridrox/password-manager
Encrypted password manager to store website passwords.
cryptography password-manager reactjs
Last synced: 17 Apr 2026
https://github.com/hvalfangst/rsa
RSA made from scratch using the underlying mathematical concepts for sake of demonstration
cryptography github-actions python rsa
Last synced: 17 Apr 2026
https://github.com/thibmeu/rfc9500
Public Key Cryptography Test Keys from RFC 9500
Last synced: 17 Apr 2026
https://github.com/mimi-netizen/python-scripts
This repository provides a versatile collection of Python scripts to streamline system administration tasks. It includes tools for browser automation, web scraping, and cryptographic operations, with detailed documentation and planned enhancements to expand functionality
cryptography selenium-webdriver webscraping
Last synced: 17 Apr 2026
https://github.com/akagi1/online-bcrypt-generator
Yet another online bcrypt generator.
bcrypt cryptography encryption generator javascript webpack
Last synced: 17 Apr 2026
https://github.com/lihongjie0209/sm-js-bc
SM2/SM3 cryptography TypeScript implementation based on Bouncy Castle Java - Zero dependencies, fully compatible, browser & Node.js support
bouncy-castle chinese-cryptography cryptography elliptic-curve gm-algorithm sm2 sm3 typescript
Last synced: 04 Apr 2026
https://github.com/mw2000/ubt
A reference implementation of a unified binary tree using 32-byte keys and values
cryptography ethereum merkle-tree
Last synced: 04 Apr 2026
https://github.com/hugoxox3/bitkeygen
BitKeyGen: A Python tool to generate Bitcoin private keys, WIFs, and addresses. Perfect for developers and crypto enthusiasts! Save keys to wallet.json securely. 🚀🔑 #Bitcoin #Crypto
bitcoin bitcoin-hacks bitcoin-key-generation bitcoin-wallet cryptocurrency cryptography cryptography-and-security
Last synced: 17 Apr 2026
https://github.com/vasilievsv/hw.pki-on-box
Educational PKI server on Radxa Zero (Linux) + STM32H750 TRNG via USB HID. SELinux + eBPF isolation. Python daemon. ISO 26262 ASIL A (educational).
buildroot cryptography ebpf embedded-linux iso26262 pki radxa selinux-policy-lang stm32 trng
Last synced: 12 Apr 2026
https://github.com/forgesworn/shamir-words
Split secrets into human-readable BIP-39 word shares using Shamir's Secret Sharing over GF(256)
backup bip39 cryptography galois-field mnemonic privacy recovery shamir-secret-sharing threshold typescript
Last synced: 04 Apr 2026
https://github.com/forgesworn/shamir-core
GF(256) Shamir's Secret Sharing — split and reconstruct secrets with threshold schemes
cryptography gf256 key-splitting secret-sharing shamir threshold typescript
Last synced: 04 Apr 2026
https://github.com/albovo/ctf-writeups
Here you can find some of the writeups of the ctfs I've played so far.
cryptography ctf-writeups network-security pwn python reverse-engineering scripting web-security
Last synced: 17 Apr 2026
https://github.com/karpeleslab/purecrypto
A pure-Rust, no_std cryptography toolkit: constant-time primitives, classical & post-quantum public-key, X.509, and the TLS/DTLS/QUIC stack — no foreign code, no C dependencies.
constant-time crypto cryptography no-std post-quantum-cryptography pure-rust rust tls x509
Last synced: 04 Jun 2026
https://github.com/aleksbelic/kryptonite-core
TypeScript cryptography library.
caesar-cipher cryptography cryptography-library typescript typescript-library
Last synced: 04 Apr 2026
https://github.com/sovereignbase/cryptosuite
JS/TS runtime-agnostic, quantum-safe, and agile cryptography toolkit with a declarative API for cipher messaging, message authentication, digital signatures, key agreement, and identifiers.
browser bun bytecodec crypto cryptography decryption deno encryption hmac jwk node opaque-identifiers signing sovereignbase typescript verification webcrypto
Last synced: 17 Apr 2026
https://github.com/akshdzn/encore
Encore is a web based tool for obfuscating or scrambling text using a variety of methods. Useful for scavenger hunts, easter eggs, or just fun.
cipher cryptography css html svelte tools vite
Last synced: 18 Apr 2026
https://github.com/roryeckel/decrypto
The automatic cryptography challenge solver & basic framework. Created August 2017.
cipher-crack cryptography ctf-tools solver
Last synced: 04 Apr 2026
https://github.com/abdulrahmans0414/securepass-generator
SecurePass Generator is a modern, user-friendly password generator built with React. Create strong, randomized passwords with customizable options like length, numbers, and special characters.
clipboard-copy cryptography frontend password-generator react securepasswords security tailwindcss user-friendly web-application
Last synced: 18 Apr 2026
https://github.com/ocdbytes/secp256k1_bitcoin
This is the cryptography algorithm used in bitcoin to generate public and private keys. Bitcoin uses SECP256k1 C-language library to use this encryption in the Bitcoin operating system.
bitcoin cryptography rsa-cryptography secp256k1
Last synced: 18 Apr 2026
