C++ Encryption Software

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Browse free open source C++ Encryption Software and projects below. Use the toggles on the left to filter open source C++ Encryption Software by OS, license, language, programming language, and project status.

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  • 1
    VeraCrypt

    VeraCrypt

    Open source disk encryption with strong security for the Paranoid

    VeraCrypt is a free disk encryption software brought to you by IDRIX (https://www.idrix.fr) and based on TrueCrypt 7.1a. It adds enhanced security to the algorithms used for system and partitions encryption making it immune to new developments in brute-force attacks. It also solves many vulnerabilities and security issues found in TrueCrypt. This enhanced security adds some delay ONLY to the opening of encrypted partitions without any performance impact to the application use phase. This is acceptable to the legitimate owner but it makes it much harder for an attacker to gain access to the encrypted data. All released files are PGP signed with key ID=0x680D16DE, available on key servers and downloadable at https://www.idrix.fr/VeraCrypt/VeraCrypt_PGP_public_key.asc VeraCrypt can mount TrueCrypt volumes. It also can convert them to VeraCrypt format. Documentation: https://www.veracrypt.fr/en/Documentation.html FAQ : https://www.veracrypt.fr/en/FAQ.html
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    Downloads: 3,365 This Week
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  • 2

    cppcrypto

    C++ cryptographic library (modern hash functions, ciphers, KDFs)

    cppcrypto provides optimized implementations of cryptographic primitives. Hash functions: BLAKE, BLAKE2, Echo, Esch, Groestl, JH, Kupyna, MD5, SHA-1, SHA-2, SHA-3, SHAKE, Skein, SM3, Streebog, Whirlpool. Block ciphers: Anubis, Aria, Camellia, CAST-256, Kalyna, Kuznyechik, Mars, Serpent, Simon, SM4, Speck, Threefish, Twofish, and Rijndael (AES) with all block/key sizes. Stream ciphers: HC-128, HC-256, Salsa20, XSalsa20, ChaCha, XChaCha. Encryption modes: CBC, CTR. AEAD modes: Encrypt-then-MAC (EtM), GCM, OCB, ChaCha-Poly1305, Schwaemm. Streaming AEAD. MAC functions: HMAC, Poly1305. Key derivation functions: PBKDF2, scrypt, Argon2, HKDF. Includes sample command-line tools: - 'digest' - for calculating and verifying file checksum(s) using any of the supported hash algorithms (similar to md5sum or RHash). - 'cryptor' - for file encryption using Serpent-256 algorithm in AEAD mode. Check out the cppcrypto web site linked below for programming documentation.
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    Downloads: 18 This Week
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  • 3
    VanitySearch

    VanitySearch

    VanitySearch is a Bitcoin address prefix lookup tool.

    VanitySearch is a Bitcoin address prefix lookup tool. If you want to generate a secure private key, use the `-s` option to enter your passphrase, which will be used to generate the base key conforming to the BIP38 standard (e.g., `VanitySearch.exe -s "my passphrase" 1MyPrefix"`). You can also use `VanitySearch.exe -ps "my passphrase"`, which adds a cryptographically secure seed to your passphrase.Fixed custom address matching errors and private key conversion errors, changed the randomizer, added puzzles suitable for finite regions, added random and incremental modes, added -e to enable homomorphism, and optimized CPU using AVX2, etc.For additional tools or to provide feedback, please visit: https://gitlab.com/8891689
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    Downloads: 29 This Week
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  • 4

    Microsoft SEAL

    Easy-to-use and powerful homomorphic encryption library

    Microsoft SEAL is an open-source homomorphic encryption library that allows computations to be performed directly on encrypted data, with no need for any decryption. Developed by the Cryptography and Privacy Research group at Microsoft, it enables software engineers to build end-to-end encrypted data storage and computation services that never have to procure the customer's key. Microsoft SEAL is very easy to use, compile and run in many different environments. Homomorphic encryption is an encryption scheme that allows the cloud to compute directly on the encrypted data, without requiring the data to be decrypted first. This results in encrypted computations remaining encrypted, decrypted only by the data owner using the secret key.
    Downloads: 1 This Week
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  • 5
    KeyKiller-Cuda

    KeyKiller-Cuda

    Solving the Satoshi Puzzle

    KeyKiller is a GPU-accelerated version of the KeyKiller project, designed to achieve extreme performance in solving Satoshi Nakamoto's puzzles using modern NVIDIA GPUs. KeyKiller CUDA pushes the limits of cryptographic key search performance by leveraging CUDA, thread-beam parallelism, and batch EC operations. The command-line version is open-source and free to use. For the paid advanced graphics version, please visit: https://gitlab.com/8891689/KeyKiller-Cuda/
    Downloads: 18 This Week
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  • 6
    Midbar

    Midbar

    Midbar is more than just an open source password vault!

    Midbar is more than just a password vault! It's made to significantly increase the cost of unauthorized access to its your personal data. Some tutorials: ESP32 V4.0: https://www.instructables.com/Midbar-V40/ Raspberry Pi Pico V2.0: https://www.instructables.com/Midbar-Raspberry-Pi-Pico-Version-V20/ ESP32 V5.0: https://www.instructables.com/Midbar-V50/ STM32F401CCU6 + Arduino Uno Version V1.0: https://www.instructables.com/Midbar-STM32F401CCU6-Arduino-Uno-Version/ RTL8720DN + Arduino Uno V1.0: https://www.instructables.com/Midbar-RTL8720DN-Arduino-Uno-Version/ ESP8266 V2.0: https://www.instructables.com/Midbar-ESP8266-Version-V20/ STM32F407VET6 + Arduino Uno Version V1.0: https://www.instructables.com/Midbar-STM32F407VET6-Arduino-Uno-Version/ STM32F407VET6 Version V2.0: https://www.instructables.com/Midbar-STM32F407VET6-Version-V20/ ESP32 V6.0: https://www.instructables.com/Midbar-V60/ Teensy 4.1 V3.0: https://www.instructables.com/DIY-Hardware-Data-Vault-With-Teensy-41/
    Downloads: 12 This Week
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  • 7
    Cypher is an encryption program that uses the AES (Rijndael) algorithm to encrypt and decrypt files. You can use Cypher to protect sensitive data from unwanted access.
    Downloads: 3 This Week
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  • 8
    QPass password manager
    QPass is easy to use, open source password manager application with built-in password generator. You can store in it's database such data as passwords and logins which will be encrypted using AES-256 with PBKDF2(number of iterations set by user). Each entry can include additional information about entry such as name, url adress and description.
    Downloads: 1 This Week
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  • 9
    Command-line strong encryption tools including: triple cascaded encryptor, multiple hash calculator and multiple block cipher encryptor. Supports AES, Serpent, Twofish, SHA-512, RIPEMD-160, MD5 and other algorithms.
    Downloads: 2 This Week
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  • 10
    Gryptonite (formerly GPassword Manager)

    Gryptonite (formerly GPassword Manager)

    Simple but Powerful, Cross-Platform Password Management Utility

    A simple but powerful cross-platform utility for managing and accessing your most secret data. It stores passwords and whole files, so it can literally store any information you want to keep secret. Access your most-used passwords/URLs right out of a desktop tray icon. For advanced users, it includes a separate utility called Grypto-Transforms, which has a universal hash calculator with all the major hash functions, generic encrypt/decrypt functions and a base64/hex converter. Although the interface is simple and intuitive, the security is top-notch. It uses AES with CCM to secure and authenticate the data.
    Downloads: 1 This Week
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  • 11
    CryptoServer is the daemon for handling Sign-Verify, Encryption-Dencryption, Envelop-Openenvelop based on OpenSSL including the SEED symmetric algorithm (Korean Standard Symmetric Algorithm). It's interface is just tcp/ip socket and very easy to handle
    Downloads: 2 This Week
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  • 12
    EZ Encryption
    This simple encryption program, allows you to virtually encrypt all documents and even decrypt them back using the secure XOR encryption algorithm. This program is designed for beginners who know little about encryption.
    Downloads: 2 This Week
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  • 13
    XOR encrypt v2.0

    XOR encrypt v2.0

    Encrypt Your Text documents with XOR encryption

    This software provides an easy graphical way to encrypt your text documents from source code , text files ,scripts even jpeg files .It is a enhanced version of my earlier project https://sourceforge.net/p/xorencrypt which used win32 GUI . This is a demonstration of working of XOR encryption which was used by Germans in World War II (http://en.wikipedia.org/wiki/Lorenz_cipher) . Besides from XOR'ing the message with password after every encryption the key changes pseudorandomly. The password you provide is hashed ( SHA256 ) and saved into the encrypted file to check if the password provided is correct.This algorithm has limitations in general more the numbers of relative characters in the password to plaintext more secure will be the encryption. XOR encrypt has a 3.5 of 5 editors rating from softpedia http://www.softpedia.com/get/Security/Encrypting/XOR-Encrypt.shtml
    Downloads: 2 This Week
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  • 14
    sectar: a program that creates encrypted tape archives(tar files), using the AES algorithm Rijndael. Encryption exported under exemption TSU 740.13. Was star, now sectar.
    Downloads: 2 This Week
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  • 15
    A simple working implementation of 64-bit DES encryption/decryption alogrithm in C++. Could act as guide to undestanding the algorithm. Its buggy so help me out :-)
    Downloads: 1 This Week
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  • 16
    A encryption library for C++ "DEL-X" that uses a 3d encryption algorithm. It can work with any key size from 8bit- 4096bit with a 512 byte block size.
    Downloads: 1 This Week
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  • 17
    Electronic Shelf Label  Firebase Edition

    Electronic Shelf Label Firebase Edition

    An electronic shelf label is a type of price tag

    An Electronic Shelf Label is a device that's typically attached to the front edge of retail shelving. ESL Firebase Edition V2.0 utilizes the AES-256 in CBC mode and Google Firebase. It doesn't require an expensive gateway to function, once configured, all it needs is a power supply and a Wi-Fi access point. ESL Firebase Edition V2.0 allows you to operate as many of them as you wish, provided that each has its own unique ID, and there's enough power and bandwidth for all of them. For more information please visit https://github.com/Northstrix/Electronic-Shelf-Label-Firebase-Edition You can find the tutorial on V2.0: https://www.instructables.com/DIY-IoT-Electronic-Shelf-Label-With-Google-Firebas-1/ V1.0: https://www.instructables.com/DIY-IoT-Electronic-Shelf-Label-With-Google-Firebas/ The desktop app is made with the help of the ChatGPT.
    Downloads: 1 This Week
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  • 18
    A Plugin for Pegasus Mail, supporting S/MIME Encryption, Decryption, Signing and Signature verifying. In addition, key management is provided.
    Downloads: 1 This Week
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  • 19
    UKey is an extension to the open-source encryption tool: TrueCrypt. With UKey you can use a USB key as replacement password for TrueCrypt. Currently the project is in a 'proof of concept' state, meaning it does work but it is not meant for daily use.
    Downloads: 1 This Week
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  • 20
    XORimg

    XORimg

    A secure open source tool for performing XOR operations on images

    XorImg Decryptor (Beta) A lightweight Windows utility designed to decrypt images encrypted via XOR operations, specifically compatible with files processed through xorimg.ru. This tool allows users to reconstruct original images by applying a stored XOR key, ensuring privacy and offline processing.
    Downloads: 1 This Week
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  • 21

    file encrypt

    File encryption and decryption utility

    The fcrypt and fdecrypt programs provide a comprehensive symmetric encryption tool kit for encrypting and decrypting files.
    Downloads: 1 This Week
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  • 22
    1654 — encryption system

    1654 — encryption system

    1024-bit encryption system (functional safe or disk) | С++20

    This release marks the first production-ready publication of 1654, a dependency-free cryptographic vault engine built around a strict vault abstraction and a wide-state cryptographic design. 1654 is not a wrapper around existing crypto libraries. It is a self-contained system whose cryptographic behavior is fully defined within the repository. Key Characteristics Vault-oriented model Encrypted data is treated as a sealed container-safe with explicit operations, not as a password-wrapped file. Dependency-free design The entire cryptographic surface is auditable in-tree. PetoronHash as the cryptographic core All key material derivation, diffusion, and internal transformations are driven by PetoronHash 1024-bit wide internal state The architecture uses a wide internal state to increase diffusion depth and structural safety margins. https://github.com/01alekseev/1654 Petoron | Ivan Alekseev | MIT license
    Downloads: 0 This Week
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  • 23
    AES_in_CBC_mode_for_MCUs

    AES_in_CBC_mode_for_MCUs

    Open-source code that enables you to use AES in CBC mode

    AES_in_CBC_mode_for_microcontrollers is an open-source code that enables you to easily integrate the AES encryption algorithm in CBC mode to your project. Based on the work of https://github.com/zhouyangchao/AES GitHub Page: https://github.com/Northstrix/AES_in_CBC_mode_for_microcontrollers
    Downloads: 0 This Week
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  • 24
    This is a non-causal non-linear encryption system that cannot be cracked by the von-neuman architectures available today
    Downloads: 0 This Week
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  • 25
    Azrar

    Azrar

    Encryption addressing long-term data secrecy

    Most of today's cryptographic standards will be broken with tomorrow's computational power. Azrar is a user-friendly tool for the encryption/decryption of single files - preferably compressed archives - addressing long-term data secrecy. Thus, Azrar provides the possibility to use webspace for secure data transfer between two communication/transfer partners (encryption only, network transfer not yet included in current version). Data in encrypted files are secret/private indefinitely. To achieve long-term data secrecy, Azrar differs from other approaches in terms of not to rely on effective computational deficiencies. It combines a one-time pad with a stream cipher method using the strong cryptographic hash function (family) Skein. Azrar fulfills business requirements for secure data transfer and supports several operating systems natively. It does not use a runtime environment.
    Downloads: 0 This Week
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