Web-based Message Authentication Protocol
-
Updated
May 13, 2025 - Python
#
message-authentication
Here are 9 public repositories matching this topic...
Sign & verify messages from WhatsApp, Telegram, Instagram, etc. using a pre-shared password & HMAC‑SHA256. Open source Android app built with Jetpack Compose
android open-source security instagram cryptography telegram whatsapp hmac messaging-app jetpack-compose message-authentication offline-verification message-signature preshared-key dm-verification
-
Updated
Oct 2, 2025 - Kotlin
The Elliptic Curve Data Protocol (ECDP) is a P2P communication protocol for decentralized networks, utilizing elliptic curve cryptography (ECC) for encryption, ECDSA for message authentication, and Diffie-Hellman key exchange for secure sessions. It operates over TCP and UDP.
cryptography encryption tcp udp protocol peer-to-peer ecdsa secure-communication data-security elliptic-curve-cryptography diffie-hellman-key-exchange message-authentication decentralized-networks session-initialization
-
Updated
Nov 15, 2024 - Makefile
Browser-based MAC demo — HMAC, CMAC, Poly1305, and GHASH compared with live length extension attack, timing attack, and nonce reuse demonstrations. Real WebCrypto operations. No backends. No simulated math.
nist cryptography typescript browser aes-gcm hmac poly1305 timing-attack amc cmac vite crypto-lab ghash length-extension-attack message-authentication
-
Updated
Apr 8, 2026 - TypeScript
IoT security experiment testing replay attack defenses in MQTT using timestamp validation, sequence tracking, and HMAC message authentication.
python tls mqtt iot cybersecurity hmac iot-security security-testing replay-attack mtls defense-in-depth message-authentication message-integrity
-
Updated
Mar 14, 2026 - Python
A secure, client-side GPG/PGP key generator with a modern terminal-inspired interface. Generate cryptographic key pairs entirely in your browser with zero server-side processing for maximum security and privacy.
cryptography cross-platform pgp gpg self-hosted curve25519 identity-verification client-side openpgp secure-communication data-protection key-management key-generation end-to-end-encryption privacy-tools single-page-application ascii-armor elliptic-curve-cryptography message-authentication passphrase-protection
-
Updated
Sep 27, 2025 - HTML
Browser-based Poly1305 MAC demo — polynomial evaluation over GF(2¹³⁰−5), constant-time tag verification, key-reuse attack visualizer, and Polynomial Stepper. Part of crypto-lab.
mac cryptography typescript aead chacha20-poly1305 constant-time poly1305 vite crypto-lab browser-demo message-authentication noble-ciphers key-reuse gf2-130-5
-
Updated
Apr 8, 2026 - TypeScript
🔐 Generate secure GPG/PGP key pairs in your browser, ensuring your private keys never leave your device for maximum security and privacy.
cross-platform pgp gpg self-hosted curve25519 identity-verification openpgp secure-communication data-protection key-management key-generation end-to-end-encryption privacy-tools single-page-application ascii-armor elliptic-curve-cryptography message-authentication passphrase-protection
-
Updated
Apr 14, 2026 - JavaScript
🔒 Generate and verify HMACs easily to secure your data and ensure integrity in communications with HMAC-Gen.
hashing open-source mac security cryptography programming encryption authentication libraries digest hmac software-development data-integrity api-security message-authentication
-
Updated
Apr 14, 2026
Improve this page
Add a description, image, and links to the message-authentication topic page so that developers can more easily learn about it.
Add this topic to your repo
To associate your repository with the message-authentication topic, visit your repo's landing page and select "manage topics."