1501 Open source projects that are alternatives of or similar to Gonnacry

Cryptographic filesystem for the cloud

🧰 A zero trust swiss army knife for working with X509, OAuth, JWT, OATH OTP, etc.

This is a function wrapping through the Openssl to sign and validate the data, which ensures the integrity and security of the original data.

Practical Cryptography for Developers: Hashes, MAC, Key Derivation, DHKE, Symmetric and Asymmetric Ciphers, Public Key Cryptosystems, RSA, Elliptic Curves, ECC, secp256k1, ECDH, ECIES, Digital Signatures, ECDSA, EdDSA

CryptoKnight is a general purpose cryptography desktop app

Various codes related to Ransomware Developement

A curated list of awesome resources related to executable packing

Encrypted, taggable, searchable cloud storage

MagicPad is an encryption suite for beginners. It is designed to be run standalone via the browser or executable (Electron).

Microsoft SEAL is an easy-to-use and powerful homomorphic encryption library.

Swift cross-platform crypto library using CommonCrypto/libcrypto

Client-side password-protection for HTML

Anonymous web chat server, built on top of Themis/WebThemis

Python tool and library for decrypting MS Office files with passwords or other keys

Collection of malware persistence and hunting information. Be a persistent persistence hunter!

PassLock is a medium-security password manager that encrypts passwords using Advanced Encryption Standards (AES)

Keep It Secure Private Data Encryption & Decryption Tool

SQLite3 encryption that sucks less

Hashes of infamous malware

HTML5/Node.js based, client side (E2EE) encrypted instant chat

HElib is an open-source software library that implements homomorphic encryption. It supports the BGV scheme with bootstrapping and the Approximate Number CKKS scheme. HElib also includes optimizations for efficient homomorphic evaluation, focusing on effective use of ciphertext packing techniques and on the Gentry-Halevi-Smart optimizations.

BluePill: Neutralizing Anti-Analysis Behavior in Malware Dissection (Black Hat Europe 2019, IEEE TIFS 2020)

Nimssl is a Nim wrapper for the OpenSSL library

Malware Sample Sources

A simple, fully python ransomware PoC

A shared preference implementation for confidential data in Android. Per default uses AES-GCM, BCrypt and HKDF as cryptographic primitives. Uses the concept of device fingerprinting combined with optional user provided passwords and strong password hashes.

🔐 Encrypt anything, then Decrypt by providing a required key.

Demonstrate about file-less malware approach using JavaScript

A collection of c++ programs that demonstrate common ways to detect the presence of an attached debugger.

List of my talks and workshops: security engineering, applied cryptography, secure software development

A Binary Genetic Traits Lexer Framework

Every cryptographic primitive needed to work on Ethereum, for the browser and Node.js

Simpleator ("Simple-ator") is an innovative Windows-centric x64 user-mode application emulator that leverages several new features that were added in Windows 10 Spring Update (1803), also called "Redstone 4", with additional improvements that were made in Windows 10 October Update (1809), aka "Redstone 5".

A repository full of malware samples.

Personal research and publication on malware families

This library is used to decode tokens for Apple Pay.

Community modules for FAME

OLE Package Format Documentation

Simple Ransomware Tool in Pure Java

nFreezer is an encrypted-at-rest backup tool.

macOS (incl big sur) call history decryptor/converter to CSV format.

Java-layer Android Malware Simplifier

CLI Password Manager

Compiler-free Python crypto library backed by the OS, supporting CPython and PyPy

Django application that performs SAST and Malware Analysis for Android APKs

VESvault End-to-End Encryption API: Encrypt Everything Without Fear of Losing the Key

Browser extension adware (showHomebrewOverlayOuter)

Malice AntiVirus Plugins

Free open source cross platform password manager

CryptHash.NET is a .NET multi-target library to encrypt/decrypt/hash/encode/decode strings and files, with an optional .NET Core multiplatform console utility.

One-time encrypted password/secret sharing

A tool to encrypt and decrypt environment variables using KMS

A comprehensive binary emulation and instrumentation platform.

Jose-Simple allows the encryption and decryption of data using the JOSE (JSON Object Signing and Encryption) standard.

Flame is an ActionScript library that provides a number of useful UI controls, collections, cryptographic services, and utilities to work with the Flex SDK.

Malice Yara Plugin

Crypto library for Node/ES6/Typescript/Browser.

Debian packaging of Linux Malware Detect (https://github.com/rfxn/linux-malware-detect)

Malware Machine Learning

The PHP Simple Encryption library is designed to simplify the process of encrypting and decrypting data while ensuring best practices are followed. By default is uses a secure encryption algorithm and generates a cryptologically strong initialization vector so developers do not need to becomes experts in encryption to securely store sensitive data.