400 Open source projects that are alternatives of or similar to Dead Drop Python

An automated, modular cryptanalysis tool; i.e., a Weapon of Math Destruction

Encrypt numeric data (binary, decimal, hex) preserving it's format (eg. 16-digits card number to 16-digits encrypted number).

Animal Crossing: New Horizons Save Encryptor/Decryptor

DES cracking using brute force algorithm and CUDA

Format preserving string substitution encryption

Highly portable extremely light-weight password manager that stores all your passwords in a local encrypted file.

High-performance serialization library for Clojure

Use GPG to encrypt a file using our best settings

iText 7 for Java represents the next level of SDKs for developers that want to take advantage of the benefits PDF can bring. Equipped with a better document engine, high and low-level programming capabilities and the ability to create, edit and enhance PDF documents, iText 7 can be a boon to nearly every workflow.

A Large Repository Of Awesome Scripts For C#.

File based encrypted key-value store

A simple, secure and modern encryption tool (and Rust library) with small explicit keys, no config options, and UNIX-style composability.

PROJECT MOVED: https://git.silence.dev/Silence/Silence-Android/ (GitHub is just a mirror.)

encrypt and decrypt files in your browser. Fast, Secure client-side File Encryption and Decryption using the web crypto api

LibTomCrypt is a fairly comprehensive, modular and portable cryptographic toolkit that provides developers with a vast array of well known published block ciphers, one-way hash functions, chaining modes, pseudo-random number generators, public key cryptography and a plethora of other routines.

rsa-javascript

Tokenize, encrypt/decrypt, mask your data on the fly with Vaulty proxy

JSON Object Signing and Encryption for Node.js and the browser

String encryption for Arduino, limited microcontrollers and other embedded systems.

Command line password manager for Unix-like operating systems

Web app and framework offering modular conversion, encoding and encryption

A p2p, secure file storage, social network and application protocol

A password manager using https://age-encryption.org/

Free Zip / Unzip software and Rar file extractor. Cross-platform file and archive manager. Features volume spanning, compression, authenticated encryption. Supports 7Z, 7-Zip sfx, ACE, ARJ, Brotli, BZ2, CAB, CHM, CPIO, DEB, GZ, ISO, JAR, LHA/LZH, NSIS, OOo, PAQ/LPAQ, PEA, QUAD, RAR, RPM, split, TAR, Z, ZIP, ZIPX, Zstandard.

PKI.js is a pure JavaScript library implementing the formats that are used in PKI applications (signing, encryption, certificate requests, OCSP and TSP requests/responses). It is built on WebCrypto (Web Cryptography API) and requires no plug-ins.

Cross platform filtering HTTP/S proxy based on .NET Standard 2.0.

Tanker client-side encryption SDK for JavaScript

Gradle Plugin - Obfuscator String Encryption (Android/Java)

A secure and PGP enabled webmail module for Phosphorus Five

Reed Solomon BCH encoder and decoder

Modern encryption for Ruby and Rails

Node.js bindings for Argon2 hashing algorithm

Java Cryptographic, Encoding and Hash Utilities

RNL - Realtime Network Library - The opensource reliable UDP network library

Enigma cipher tool

transparently encrypt files within a git repository

the Crypto Undertaker

C++ implementation of Data Encryption Standard (DES, 3DES) (ECB, CBC)

High-level cryptography interface powered by libsodium

Build Arch Linux iso images, create live usb drives, install on usb drives.

FUSE driver for APFS (Apple File System)

Simple Polymorphic Engine (SPE32) is a simple polymorphic engine for encrypting code and data. It is an amateur project that can be used to demonstrate what polymorphic engines are.

Java 8 implementation of the Fernet Specification

An odorless, tasteless NodeJS crypto library that dissolves instantly in liquid

Virgil PHP Crypto Library is a high-level cryptographic library that allows you to perform all necessary operations for secure storing and transferring data and everything required to become HIPAA and GDPR compliant.

Client side encrypted pastebin

A lightweight encryption tool designed for ease of use.

My opinionated list of products and tools used for high-scalability projects

RSA public/private key encryption in Swift

opmsg p2p transport network

Remote Encrypted Procedure Calling for .Net & .Net Core

De-/Serialization wrapper for Kafka to accomplish end to end encryption

The Etebase server (so you can run your own)

A quick and simple encrypted file store for easy sharing within your organisation

The simplicity of REST and the power of SQL combined in a database that automatized security and performance. Forget the database, develop faster and safer!

A private decentralized database replicated over Git (or any other distributed log)

Simple framework for TCP clients and servers. Focused on performance and usability.

wolfSSL (formerly CyaSSL) is a small, fast, portable implementation of TLS/SSL for embedded devices to the cloud. wolfSSL supports up to TLS 1.3!

Distributed Blockchain-based File Storage 📡

Sessions handler which stores session data in HMAC-signed and encrypted cookies