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: 2026-06-27 00:06:46 UTC
- JSON Representation
https://github.com/tychosoft/moderncli
C++17 header only library for common uses.
cpp cross-platform cryptography header-only lock-free logging-library multithreading serial socket-programming ssl string-manipulation sync
Last synced: 06 Jul 2025
https://github.com/sourish-kanna/side-projects
These are my other side projects which are not that big for a dedicated repository
ascii cesar-cipher cesar-cypher cryptography encryption java python side-project
Last synced: 11 May 2026
https://github.com/labex-labs/comptia-security-plus-training-labs
Master cybersecurity fundamentals through hands-on labs, covering threat analysis, risk management, network security, identity management, cryptography, and incident response. Perfect for CompTIA Security+ certification prep.
certification certification-prep comptia course cryptography cybersecurity hands-on hands-on-labs identity-management incident-response labex labs network-security penetration-testing programming risk-management security security-fundamentals sysadmin threat-analysis
Last synced: 11 Feb 2026
https://github.com/containerscrew/rsecure
Secure file encryption using pure Rust and AES π
aes-gcm aur-package cli crates-io crypto-library cryptography data-protection file-encryption privacy rust security
Last synced: 11 Feb 2026
https://github.com/mingikang31/SiFT-v1.0
Cryptography Project
cryptography encryption-decryption python3
Last synced: 09 May 2026
https://github.com/dag0310/otp-crypto
Pseudo one-time pad crypto library for plaintext data exchange.
crypto cryptography encryption key library one-time-pad otp perfect-secrecy random xor
Last synced: 18 Jan 2026
https://github.com/thomas-vilte/mls-go
MLS Protocol (RFC 9420) implementation in Go. Secure group key exchange with forward secrecy and post-compromise security for E2EE messaging.
cryptography encryption end-to-end-encryption go golang messaging-layer-security mls rfc-9420 security
Last synced: 04 Apr 2026
https://github.com/amr-yasser226/datagovernanceworkflow
Comprehensive data governance pipeline for SSH honeypot logsβcovering data profiling, cleansing, quality assurance, encryption, classification, and GDPR/CCPA/HIPAA compliance. Built with Pandas, Pandera, YData Profiling, and cryptography, with simulated Caesar cipher attacks to demonstrate practical data-security techniques.
caesar-cipher ccpa cryptography cybersecurity data-cleaning data-encryption data-governance data-profiling data-quality data-validation data-visualization gdpr hipaa honeypot-analysis open-source pandas privacy-compliance python ssh-logs
Last synced: 05 Feb 2026
https://github.com/akhilkailas017/file-xor-encryptor
This repository is used to encrypt and decrypt files in computer using XOR. Based on Python
auto-py-to-exe cryptography encryption pyinstaller python xor
Last synced: 04 Jun 2026
https://github.com/jambolo/bitcoin-keys-demo-cs
Various demonstrations of the derivations and features of Bitcoin keys.
bip32 bip39 bitcoin bitcoin-address cryptography
Last synced: 19 Apr 2026
https://github.com/chaos4455/py-crypt-messages
Python message encryption software with RSA 512/4096 bits
criptografia cryptography encryption encryption-decryption python rsa rsa-algorithm rsa-cryptography rsa-encryption
Last synced: 20 Apr 2026
https://github.com/abhishekkr/aqikcipher
encrypt-decrypt using a small shared password in a dumb One-Time-Pad style
c clanguage cryptography cryptography-tools
Last synced: 05 Jun 2026
https://github.com/rohith-2/cryptographic_blockchain
Simulating Blockchain with mining and peer verification
blockchain cryptography mining sha-256
Last synced: 23 Jan 2026
https://github.com/eltneg/kryptograzig
Simple public key cryptography algorithms implemented in zig
cryptography encryption-decryption zig
Last synced: 05 Jun 2026
https://github.com/wisepythagoras/pyrin
A [fairly slow and] secure 512-bit one way cryptographic hash function.
crypto crypto-library cryptographic cryptography cryptography-library cryptography-tools cryptojs hash hash-functions sha1 sha256
Last synced: 24 Apr 2026
https://github.com/enjeck/cryptoalgovisualizer
Visualizations of various cryptography algorithms
algorithms cryptography visualization
Last synced: 24 Oct 2025
https://github.com/hydronixt/zyra-crypto-wallet-mnemonic-seed-phrase-balance-checker
This repository features Zyra, a crypto wallet tool that includes functionality for checking balances using mnemonic seed phrases. It allows you to securely manage and verify cryptocurrency balances associated with various wallets.
balance balance-checker bip39 bitecoin blockchain cold-wallet crypto crypto-wallet cryptography ethereum hardware-wallet keypair mnemonic mnemonic-phrase seed seed-phrase wallet wallet-checker
Last synced: 03 May 2026
https://github.com/ramidecodes/ramiro-blog
My personal blog.
cryptography descentralized-applications machine-learning zero-knowledge
Last synced: 05 May 2026
https://github.com/rohankalbag/cryptography-signal-protocol
Cryptography and Network Security - Spring Semester 2024 - Indian Institute of Technology Bombay
cryptography end-to-end-encryption signal-protocol
Last synced: 31 Jan 2026
https://github.com/mrdcvlsc/keyper-offline-password-manager
An android application where you can record the following account information: username, platform, passwords to an offline database.
aes aes-256 aes256 android android-application android-studio apk cryptography data-encryption data-security database decryption encryption information-security information-system java offline password-manager password-vault sqlite3
Last synced: 07 May 2026
https://github.com/ash-2k3/ooni-chainwatch
A python script to extract certificate chains from OONI web connectivity measurements and submit them to a Let's Encrypt Certificate Transparency (CT) log. This aids in monitoring and auditing the certificates used on the web, contributing to internet transparency efforts.
certificate-transparency cryptography python s3-buckets x509certificates
Last synced: 10 Jun 2026
https://github.com/tom474/cryptography-comparative-analysis
[RMIT 2024C] COSC2539 - Security in Computing and IT - Analytical Security Report
asymmetric cryptography hashing security symmetric
Last synced: 07 May 2026
https://github.com/wriar/shadowbox
Development Repository of ShadowBox, an open-source zero-knowledge file storage & encryption platform written in NodeJS
collaborate cryptography deepsource file-manager file-sharing ghdesktop github microsoft nodejs
Last synced: 08 May 2026
https://github.com/dubniczky/cryptolab
A hands-on cryptography repository containing implementations of fundamental encryption, decryption, hashing, padding, and random number generation techniques.
cryptography encryption hashing padding python
Last synced: 10 Jun 2026
https://github.com/defeo/isogenyviz.jl
Visualizations of isogeny graphs
cryptography elliptic-curves isogenies mathematics number-theory
Last synced: 29 Jan 2026
https://github.com/lucianoscarpaci/atmega328p
π Embedded Crypto Projects with Arduino board.
aes arduino arduino-projects atmega328p cryptography haskell nix
Last synced: 10 May 2026
https://github.com/forentfraps/acpkm-kuznechik-rust
Acpkm kuznechik implementation in RUST
acpkm cryptography kuznechik rust
Last synced: 05 Oct 2025
https://github.com/juliangrtz/mightyxor
.NET cryptography suite supporting one-time pads, Shamir secret sharing and plausible deniability
crypto cryptography cryptosuite decryption encryption one-time-pad otp plausible-deniability quantum-computing security shamir-secret-sharing shamirs-secret-sharing xor
Last synced: 02 Jun 2026
https://github.com/mehrajlatifli/encryption-and-decryption-for-text-and-file
Example for Encryption and Decryption
console cryptography decryption encryption encryption-decryption file text wpf
Last synced: 11 May 2026
https://github.com/pranjalgautam11/data-protection-using-steganography-and-cryptography
This menu driven program ensure the steganography and cryptography of the files.
cryptography encryption-decryption steganography twofish
Last synced: 12 May 2026
https://github.com/abdulsmapara/constant-size-group-signatures
Implementation of the research paper - http://crypto.stanford.edu/~xb/pkc07/fullgrpsigs.pdf
constant-size-group-signatures cryptography number-theory
Last synced: 11 Jun 2026
https://github.com/jabez007/arcanaeum
The unofficial repository for the Archons of the Spire (part of Last Hope LARP)
babylonjs cipher cipher-algorithms ciphers codemirror cryptography konva konvajs python skulpt vue vue-codemirror vue-konva vue-markdown vue-router vuejs vuejs2 vuetify
Last synced: 13 May 2026
https://github.com/vonderklaas/python-password-manager-cli
This is application which imitates a password book, where you can add passwords into the file, or you can view your passwords from the file
Last synced: 22 Jun 2026
https://github.com/frederickjansen/subtle-sodium
An implementation of various SubtleCrypto functions using the same API as libsodium.js
cryptography libsodium subtlecrypto
Last synced: 17 Mar 2025
https://github.com/systemslibrarian/postquantum.fileformat
Draft specification for a hybrid post-quantum file encryption format. X25519+ML-KEM-1024 + Ed25519+ML-DSA-87. EXPERIMENTAL β seeking review.
cryptography dotnet draft-spec file-format hybrid-encryption post-quantum specification
Last synced: 01 Jun 2026
https://github.com/Lemniscate-world/Noun
Build my own blockchain based on TOR protocol
anonimity blockchain cryptography proof-of-stake security tor
Last synced: 13 Oct 2025
https://github.com/salrashid123/tpmrand
TPM backed crypto/rand Reader
cryptography golang random-generation random-number-generators trusted-platform-module
Last synced: 13 Oct 2025
https://github.com/systemslibrarian/crypto-compare
Interactive cryptographic algorithm reference β 17 categories, 97 algorithms, 16+ countries. Comparison tool with beginner/advanced modes, PQ-safe filtering, and justification report export.
aes cryptographic-algorithms cryptography digital-signatures education homomorphic-encryption nist post-quantum pqc reference typescript vite zero-knowledge
Last synced: 01 Jun 2026
https://github.com/chainsafe/pairings-js
Elliptic Curve Pairings in Pure Javascript
cryptography elliptic-curves javascript pairings
Last synced: 13 Oct 2025
https://github.com/demining/japanese-version-of-bitcoin-blockchain-cryptanalysis
γγγγ³γ€γ³ζε·θ§£ζγγΌγ«
attack bitcoin bitcoin-wallet btc cryptoanalysis cryptography privatekey secp256k1 vulnerability
Last synced: 09 Feb 2026
https://github.com/systemslibrarian/crypto-lab
A full-spectrum, browser-based cryptography laboratory covering modern, classical, and post-quantum systems.
browser-demo crypto-lab cryptography cryptography-education deniable-encryption hash-functions homomorphic-encryption portfolio post-quantum-cryptography stream-cipher typescript webassembly zero-knowledge-proofs
Last synced: 01 Jun 2026
https://github.com/kolosovpetro/rsaencryptionexplained
Simple explanation on the symmetric encryption problematics and main idea behind the Rivest-Shamir-Adleman (RSA) encryption.
assymetric-encryption assymetric-key-cryptography cryptography rsa-cryptography rsa-encryption rsa-key-encryption
Last synced: 09 Feb 2026
https://github.com/kuro337/textract
Single Header High Performance C++ Image Processing Library to read content from Images and transform Images to text files.
cpp cpp20 cryptography folly opencv openmp-parallelization
Last synced: 18 Apr 2026
https://github.com/contisimone99/simple-hw-asimmetric-encryption
Simple Asymmetric Encryption (SAE) system implemented in SystemVerilog and Python. Demonstrates basic key generation, encryption, and decryption operations using modular arithmetic with communication between two parties through public key exchange.
cryptography cybersecurity encryption hardware-design systemverilog verilog
Last synced: 10 Feb 2026
https://github.com/ggsmith842/crypto-hacks
CTF challenges from the Cryptohack Cryptography course.
Last synced: 10 Feb 2026
https://github.com/rub-nds/ssh-strict-kex-violations-state-learning-artifacts
Artifacts for the paper "Finding SSH Strict Key Exchange Violations by State Learning", accepted at the ACM Conference on Computer and Communications Security (CCS) 2025.
artifacts attack cryptography cve-2025-32433 cve-2025-32942 ssh statelearning strict-kex vulnerability
Last synced: 25 Jun 2026
https://github.com/makarov-danil-school-projects-ctu/cryptography-sha-512
algorithms cpp cryptography hash-functions openssl
Last synced: 17 Mar 2025
https://github.com/twilight-dream-of-magic/fastfireblockcipher-mysticalascon
FastFire: An Enhanced Version of ASCON Algorithm with Custom Round Constants and Substitution-box with custom nonlinear functions, Linear Permutation
ascon block-cipher cryptography fastfire sponge-functions
Last synced: 01 Mar 2025
https://github.com/aniketc068/atick-python
Standalone Python library for PDF digital signatures β PAdES/CMS, USB tokens, Windows store, Indian eSign, timestamps, LTV and a green-tick appearance Adobe shows as valid. Zero dependencies.
adobe cades cryptography digital-signature esign ltv pades pdf pdf-signature pkcs11 python sign-pdf timestamp
Last synced: 16 Jun 2026
https://github.com/bmwant/ecc
Elliptic Curve Cryptography algorithms
calculus cryptanalysis cryptography
Last synced: 17 Mar 2025
https://github.com/dhcgn/crypto
Wrapper of secure encryption implementation to simplify the usage.
cryptography encryption go golang
Last synced: 17 Mar 2025
https://github.com/erhant/fftype
Finite-field arithmetic within the type system.
cryptography elliptic-curves finite-fields polynomials types typescript
Last synced: 05 Oct 2025
https://github.com/akhuntsaria/online-bcrypt-generator
Yet another online bcrypt generator.
bcrypt cryptography encryption generator javascript webpack
Last synced: 17 Jan 2026
https://github.com/praths71018/django_and_rest_framework_fundamentals_hospitalmanagement
A comprehensive Hospital Management System which is built using Django and Django Rest Framework
api-rest apm authentication authorization bitbucket cryptography django django-celery django-celery-beat django-rest-framework django-signals encryption-decryption middlware mysql newrelic redis unit-testing
Last synced: 13 Apr 2026
https://github.com/keyweeusr/blake
BLAKE implementation as per RFC7693
blake blake2 cryptography cryptography-algorithms emacs lisp rfc7693
Last synced: 05 Oct 2025
https://github.com/yaon-c2h8n2/krypton
Projet rΓ©alisΓ© dans le cadre de l'UE Codages & Cryptographie en M1 Γ l'UniversitΓ© de Bourgogne
cryptography data-compression-algorithms data-encoding
Last synced: 05 Oct 2025
https://github.com/bytemare/secp256k1
Go implementation of Secp256k1 based on Fiat-Crypto, with RFC9380 hash-to-curve.
cryptography golang hash-to-curve prime-order-group secp256k1
Last synced: 14 Apr 2026
https://github.com/sucho6996/shadowsend-a-secure-communication-platform
This is a Java Spring boot and JS React project where sender will send a message which will be encrypted and embedded in an Image provided by the sender and the receiver will be able to see those images with sender's number in his/her inbox . Once the receiver will read the message it'll be deleted automatically for a traceless conversation.
cryptography eureka-discovery-client eureka-server feign-client git github java jpa jwt-authentication jwt-token messaging microservices open-feign platform security spring-boot spring-security steganography
Last synced: 01 Mar 2026
https://github.com/kevin-doolaeghe/key_keeper
Sauvegarde de mots de passe avec chiffrement très simple
console-application cryptography personnal-project
Last synced: 23 Feb 2026
https://github.com/oxarbitrage/sinsemilla
Sinsemilla hash function haskell implementation
crypto cryptography hash-function sinsemilla
Last synced: 05 Feb 2026
https://github.com/athanclark/purescript-sjcl
Bindings to the Stanford JavaScript Crypto Library
browser cryptography purescript sjcl
Last synced: 24 Jan 2026
https://github.com/mizcausevic-dev/bls-attestation-broker
Multi-signer attestation broker using BLS12-381 aggregate signatures. N signatures collapse into one 96-byte aggregate verifiable in two pairings. Reference impl with textbook BLS; production should use blst.
agent-governance aggregate-signature ai-governance attestation bls bls12-381 cryptography platform-engineering rust
Last synced: 01 Jun 2026
https://github.com/clats97/keysense
KeySense: highly secure text encryption. Nothing beats it.
chacha20-poly1305 cipher cipher-algorithms cryptography cryptography-algorithms text-encryption text-encryption-decryption trending trending-repositories
Last synced: 16 Oct 2025
https://github.com/marcellomaugeri/schaege-schwenk-cdh-based-ring-signature-scheme
This repo contains the implementation of the ring signature scheme proposed in "A CDH-Based Ring Signature Scheme with Short Signatures and Public Keys" by Sven SchΓ€ge & JΓΆrg Schwenk
cryptography cryptography-library python3 ring-signature-scheme
Last synced: 17 Oct 2025
https://github.com/theognis1002/password-generator-cli
A simple password generator CLI tool
Last synced: 01 Jun 2026
https://github.com/jonas089/toyni
Toyni Stark
contributor-friendly cryptography fri modular rust stark zero-knowledge
Last synced: 20 Oct 2025
https://github.com/lapets/pailliers
Minimal pure-Python implementation of Paillier's additively homomorphic cryptosystem.
cryptography cryptography-library homomorphic-cryptography-scheme homomorphic-encryption homomorphic-encryption-library paillier paillier-cryptosystem partially-homomorphic
Last synced: 06 Feb 2026
https://github.com/dchest/hkdf-visualizer
HKDF-Expand Block Visualizer
cryptography hkdf sha256 sha512
Last synced: 22 Feb 2026
https://github.com/potreic/write-up-tpw-ctf-2024
CTF walkthrough solutions: web exploits (XXE Injection), binary overflows, cracking ciphers, and detecting in digital forensics. Break challenges & cat data.txt | grep flags! π―
binary-exploitation capture-the-flag cryptography cybersecurity digital-forensics web-exploitation
Last synced: 06 Feb 2026
https://github.com/kseen715/double-ratchet
Implementation of Double Ratchet encryption algorithm
cryptography double-ratchet encryption
Last synced: 30 Jan 2026
https://github.com/luqastw/passtw
passtw is a Python-based random password generator + encrypted local vault, using AESβ128 encryption and a cryptographic key.
cli cryptography password password-generator python security security-tools terminal
Last synced: 17 Mar 2026
https://github.com/yehezkiel1086/crypto-docs
Everything about Cryptography mainly written in Python and Shell scripts
bash cryptography ctf python3 security shell
Last synced: 15 Apr 2026
https://github.com/softcreatr/wsc-crypto-ts
PoC of cryptographic utility functions for WoltLab Suite Core, implemented in TypeScript.
crypto cryptography typescript woltlab woltlab-suite woltlab-suite-core wsc
Last synced: 01 Feb 2026
https://github.com/projects-developer/blockchain-communication-system
A decentralized communication system built on blockchain technology, enabling secure, transparent, and tamper-proof exchange of information. Blockchain Communication System With Code, Documents, PPT, Report And Video
blockchaincommunicationsystem blockchaintechnology btechprojects computer-science-project computerscienceprojects cryptography decentralizedcommunication final-year-projects finalyearprojects identityverification mtechprojects peertopeernetworking securemessaging supplychaincommunication
Last synced: 25 Feb 2026
https://github.com/zeraphie/passwordgen
Simple class for cryptographically strong secure password generation
composer cryptographic cryptography javascript keyspace password password-generator passwordgen php
Last synced: 06 May 2026
https://github.com/sug0/bbs-accum
Rust implementation of the accumulator commitment scheme described in https://eprint.iacr.org/2025/2081
accumulator commitment-schemes cryptography rust
Last synced: 01 Jun 2026
https://github.com/m-torhan/securechat
Secure chat using double ratchet algorithm.
Last synced: 25 Feb 2026
https://github.com/quantumcoinproject/quantum-coin-pqc-js-sdk
Hybrid Post Quantum Cryptography SDK - Quantum Coin (Q)
blockchain cryptography pqc quantum quantumcoin
Last synced: 01 Feb 2026
https://github.com/ankit-chaubey/ciph
Fast, streaming file encryption for large media files and cloud uploads using modern cryptography.
aes chacha20 cloud-security cryptography encryption-decryption file-encryption
Last synced: 07 Feb 2026
https://github.com/debugagrawal/221b
A thriller mystery game where you have to find hidden clues and messages in each level and try to decrypt them to move to next levels "So Let's Ignite your Detective minds and help SHERLOCK"
ciphers console-game cryptography puzzle
Last synced: 08 Feb 2026
https://github.com/systemslibrarian/crypto-lab-shor
Browser-based Shor's algorithm simulation β modular exponentiation period finding, QFT probability distribution, continued fractions, factor extraction. The reason RSA, ECC, and Diffie-Hellman need replacing. No backends. No simulated shortcuts β the number theory is real.
browser-demo crypto-lab cryptography integer-factorization period-finding post-quantum quantum-computing quantum-fourier-transform rsa shors-algorithm
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-grover
Browser-based Grover's algorithm simulation β amplitude amplification, oracle phase kickback, inversion-about-mean diffusion, probability oscillation. AES-128 weakened to 2^64. AES-256 survives at 2^128. The fix is doubling key length. No backends. No simulated shortcuts.
aes amplitude-amplification browser-demo crypto-lab cryptography grovers-algorithm post-quantum quantum-computing symmetric-cryptography
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-lms-xmss
Browser-based Leighton-Micali Signatures (LMS) and Hierarchical Signature System (HSS) demo per RFC 8554 and NIST SP 800-208. LM-OTS + Merkle trees + two-level HSS, with the state-management story told honestly.
crypto-lab cryptography digital-signatures hash-based-cryptography hash-based-signatures hierarchical-signature-system hss leighton-micali-signatures lm-ots lms merkle-signatures merkle-tree nist-sp-800-208 post-quantum-cryptography rfc-8554 sha-256 stateful-signatures winternitz xmss
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/postquantum-jwt
PostQuantum.Jwt β Modern post-quantum hybrid JWT library for .NET 10 using X-Wing (X25519 + ML-KEM-768) and ML-DSA signatures.
cryptography csharp dotnet hybrid-cryptography jwt ml-dsa ml-kem post-quantum pqc security tokens x-wing
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-kyberslash
Browser-based educational simulation of the KyberSlash timing attacks on ML-KEM (Kyber) β secret-dependent division in poly_tomsg and poly_compress. Based on the CHES 2025 Best Paper. Vulnerable code, Barrett-reduction fix, and live attack simulation.
barrett-reduction ches-2025 constant-time crypto-lab cryptography iacr implementation-security kyber kyberslash ml-kem post-quantum-cryptography secret-dependent-division side-channel-attack side-channels timing-attack
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-bike-vault
Browser-based BIKE demo β code-based post-quantum KEM using QC-MDPC codes, Black-Gray-Flip decoding, and side-by-side comparison against ML-KEM. NIST Round 4 alternate candidate. No backends. No simulated math.
aes-256-gcm bike bit-flipping browser code-based crypto-lab cryptography kem nist post-quantum pqc qc-mdpc round4 typescript vite
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-kdf-chain
Browser-based KDF demo β HKDF, PBKDF2, scrypt, and Argon2id compared side by side with live parameter tuning, real timing measurements, and a KDF decision tree. No backends. No simulated math.
argon2 argon2id browser crypto-lab cryptography hkdf kdf key-derivation memory-hard owasp password-hashing pbkdf2 scrypt typescript vite
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-frost-threshold
Browser-based demo of FROST threshold signatures β t-of-n signing with RFC 9591, frost-ed25519 compiled to WASM. No single party holds the key. Any valid subset signs.
cryptography digital-signatures ed25519 elliptic-curve-cryptography frost shamir-secret-sharing threshold-signatures
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-bcrypt-forge
Browser-based bcrypt deep-dive β anatomy, cost factor benchmarking, timing-safe verification, and a real-world breach simulation. Part of the crypto-lab suite.
argon2 bcrypt blowfish browser-crypto cost-factor crypto-lab cryptography password-hashing password-security rainbow-table security timing-attack typescript vite web-security
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-ckks-lab
Browser-based CKKS approximate FHE demo β encrypted floating-point arithmetic, homomorphic neural network inference, rescaling, and the complete FHE trilogy (TFHE + BGV/BFV + CKKS). Part of the crypto-lab suite.
approximate-arithmetic browser-crypto ckks crypto-lab cryptography encrypted-inference fhe homomorphic-encryption machine-learning microsoft-seal privacy privacy-preserving-ml rlwe typescript vite
Last synced: 01 Jun 2026
https://github.com/systemslibrarian/crypto-lab-paillier-gate
Browser-based Paillier cryptosystem demo β 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-iron-serpent
Browser-based demo of Serpent-256, the AES finalist with the largest security margin β 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 β 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-format-ward
Browser-based format-preserving encryption demo β 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 β 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