Showing 645 open source projects for "security operating system"

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  • 1
    Petoron-P2P-Messenger

    Petoron-P2P-Messenger

    minimalistic, secure and autonomous P2P messenger

    Petoron P2P Messenger (P-P2P-M) Architecture: Pure P2P - no servers, no databases Key storage: Keys generated in memory, never stored, erased after use Metadata: Only IP and port exist during the session - everything else is encrypted & obfuscated Encryption: PQS v1.2 - PBKDF2-HMAC-SHA256 (200k), BLAKE2s-MAC, custom stream cipher + fake padding Authentication: BLAKE2s-MAC (16 bytes) - instant failure on any data change Packet obfuscation: --stealth mode - padding, hidden...
    Downloads: 1 This Week
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  • 2
    ESP32 CYD ESL with Firebase

    ESP32 CYD ESL with Firebase

    ESP32 CYD version of the Electronic Shelf Label.

    A version of the Electronic Shelf Label that utilizes the ESP32 CYD. GitHub repository: https://github.com/Northstrix/ESP32-Cheap-Yellow-Display-Electronic-Shelf-Label-with-Google-Firebase The tutorial is available at https://www.instructables.com/ESP32-CYD-ESL/ WebFlash: https://northstrix.github.io/ESP32-Cheap-Yellow-Display-Electronic-Shelf-Label-with-Google-Firebase/flash.html Format Flash area designated for SPIFFS with ESP32 Filesystem Uploader...
    Downloads: 0 This Week
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  • 3
    Password Keeper + Generator

    Password Keeper + Generator

    Free portable cross-platform graphical multi-user password manager

    Free portable cross-platform multi-user password manager, 100%-pure Java. DB for each pkg-user is encrypted and protected by pkg-user hash. In addition - passwords in DB are stored in encrypted form. In result - stored passwords are double encrypted ! Passwords of pkg-users are not stored in program - stored and compared only hashes. Support md2, md5, sha1, sha256, sha384 and sha512 hash. Support export DB to CSV, HTML, XLS or XML and import from CSV, XLS or XML. Simple and intuitive GUI -...
    Downloads: 2 This Week
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  • 4
    zkPetoron-Core

    zkPetoron-Core

    PH2-based zero-knowledge proof and attestation core in C++20

    zkPetoron-Core is a standalone zero-knowledge proof and attestation core implemented in modern C++20. Built on PetoronHash2 (PH2), the project provides a complete proof pipeline including transcript generation, commitments, Merkle structures, AIR validation, FRI verification, proof artifacts, statements, bundles and attestations. Components: • Transcript Layer • Commitment Layer • Merkle Layer • AIR Validation • FRI Verification • Prover / Verifier Pipeline • Vault Runtime •...
    Downloads: 0 This Week
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  • 5
    eMark

    eMark

    Free and open-source PDF signing and verification application.

    eMark is a free and open-source PDF signing and verification application – a powerful Adobe Reader alternative that enables you to securely sign, verify, timestamp, and protect PDF documents using: 🔑 USB tokens and HSM (PKCS#11) 📜 PKCS#12/PFX certificates 💻 Windows certificate store Works seamlessly on Windows, Linux, and macOS with an Adobe Reader-like interface featuring professional signature verification capabilities. Built for individuals, enterprises, and government...
    Downloads: 0 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 +...
    Downloads: 0 This Week
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  • 7
    FileHashler

    FileHashler

    cross-platform (Java) file encryption and archiving tool

    Java based API (library) and console utility for cross-platform file and directory encryption and archiving. Encrypts single files up to 9.2 EB length. Directories can be encrypted as sets of single files in a single action. Uses Twofish (CBC) and SHA-256. Security level is strong and benefits from the PWS3 (Password Safe) encrypted file format. The level can be lowered to 128-bit key-length (normally 256).
    Downloads: 0 This Week
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  • 8

    gestorCertificats

    Gestor Certificats Digitals

    Gestor Certificats Digitals on es permet: - Veure les dades dels certificats. - Canviar la contrasenya dels certificats. - Canviar el tipus de certificat. Els certificats soportats són: - X509. - PKCS12.
    Downloads: 0 This Week
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  • 9
    antigift

    antigift

    antigift is simple cross-platform, files & folders encryption tool

    antigift could be used for encryption files & folders on USB-flash or HDD partition. Works on Linux (including Android), Windows, Mac OS X, FreeBSD, DragonFly BSD and other on OSes. Do not required installation. Include WIPE tool for wiping free space and tool for recovery forgotten key. See documentation at http://sourceforge.net/p/antigift/wiki/Home/ antigift простой и кросс-платформенный инструмент для шифрования файлов и папок(с ccrypt в качестве основы) Подробности см. на...
    Downloads: 1 This Week
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  • 10
    HPN-SSH is a series of performance patches for OpenSSH. By addressing network limitations and CPU limitations significant throughput performance can be realized. Gains of close to two orders of magnitude are possible on long fat network paths. The official git repo is now available at http://github.com/rapier1/openssh-portable. The Sourceforge repository should not be seen as the canonical repository for HPN-SSH. We will update it as we can but users should look to github to generate...
    Downloads: 1 This Week
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  • 11
    Smoke Crypto Chat Messenger for Android

    Smoke Crypto Chat Messenger for Android

    Smoke: Android Crypto Chat Messenger

    Smoke is an encrypting chat messenger for Android written in Java. Please read the Web site for more information: https://textbrowser.github.io/smoke/ (original, current) https://www.amazon.com/dp/3752691999/ https://smokeappope.sourceforge.io/ (old, third party archive) Smoke App OPE - Open Personal Encryption Download Android APK Installer: https://sourceforge.net/projects/smokeappope/files/ Smoke Source: https://github.com/textbrowser/smoke SmokeStack Source:...
    Downloads: 1 This Week
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  • 12

    badpi-cyphering

    file/stream encryption/decryption/CRC based on PI compute algorithm

    Encryption/decryption/CRC algorithm base on PI calculation. The private Key is composed of : - a starting position nb (iterations before starting encrypt) - a loop nb (in-between iteration) - small spot nb for the position in floating number part Challenge is proposed in my website.
    Downloads: 0 This Week
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  • 13
    Twinkle

    Twinkle

    Twinkle is an open-source text editor.

    Twinkle is an open source text editor that saves the documents in an encrypted form.
    Downloads: 1 This Week
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  • 14

    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:...
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    Downloads: 3 This Week
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  • 15
    OpenSC

    OpenSC

    OpenSC - tools and libraries for smart cards

    The OpenSC project allows the use of PKCS #15 compatible SmartCards and other cryptographic tokens (e.g. the Aladdin eToken) in UNIX compatible operating systems. OpenSC can use PC/SC Lite or CT-API as its reader backend. https://github.com/OpenSC/OpenSC/wiki/OpenSC-Services
    Downloads: 92 This Week
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  • 16

    cryptmount

    Linux encrypted filesystem management tool

    cryptmount allows management and user-mode mounting of encrypted filing systems on GNU/Linux systems. Filesystems & crypto-swap can be on either raw block devices or ordinary files, with device-mapper (dm-crypt) and loopback devices setup automatically.
    Downloads: 3 This Week
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  • 17
    FileVerifier++
    FileVerifier++ is a Windows utility for calculating hashes using a number of algorithms including CRC32, MD5, SHA-1, SHA-256/224/384/512, WHIRLPOOL, and RIPEMD-128/160/256/320. Supported hash file formats include MD5SUM .MD5, SFV, BSD CKSUM, and others.
    Downloads: 24 This Week
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  • 18
    Mkpass

    Mkpass

    Mkpass - Command line Secure Password Generator

    mkpass is a simple command line utility to generate secure random passwords. You can easily redirect these to a clipboard or copy and paste as needed. I use a password manager and generate random passwords every time I need one. And while most password managers include a generator, there are times I need one outside of that. The code is written in java so it should run on any OS that supports it. Lastly, the idea and core code came from a Wikipedia article. I just took this and...
    Downloads: 0 This Week
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  • 19
    Pkcs11Admin

    Pkcs11Admin

    GUI tool for administration of PKCS#11 enabled devices

    This project provides stable releases of Pkcs11Admin project hosted on github. Please visit project website - www.pkcs11admin.net - for more information.
    Downloads: 1 This Week
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  • 20
    Halimede

    Halimede

    Halimede Certificate Authority

    Halimede is a simple to use Certificate Authority. It supports multiple CA (Certificate Authorities) from a single interface, with each CA is stored within it's own datastore instance. Halimede supports a large range of public key ciphers, including RSA, DSA, ECDSA (NIST/SEC/ANSI X9.62/Brainpool Curves), EdDSA (ED25519/ED448), GOST R34.10, DSTU 4145-2002 and numerous Post-Quantum Ciphers including Rainbow, SPHINCS-256, XMSS/XMSS-MT and qTESLA for X509 Certificate generation. Halimede...
    Downloads: 1 This Week
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  • 21
    This is a simple web tool which allows users of a website to "securely" submit messages and files. They are sent over HTTPS to the server and there encrypted and forwarded to the administrator.
    Downloads: 0 This Week
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  • 22
    HOFAT - Hash Of File And Text

    HOFAT - Hash Of File And Text

    HOFAT - graphical Hash Of File And Text calculator, 100%-pure Java

    HOFAT - graphical Hash Of File And Text calculator utility (Message Digest), 100%-pure Java, portable and cross-platform. Support md2, md5, sha1, sha256, sha384 and sha512 hashes. Simple and intuitive GUI - Graphical User Interface. Developed with Java Spring Framework. Tested in Windows/Linux. Need Jre-1.8 - https://www.oracle.com/java/technologies/javase/javase8-archive-downloads.html. Source - https://github.com/harp077/hofat/ If you like this - put a star on...
    Downloads: 1 This Week
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  • 23
    Passwords Generator

    Passwords Generator

    If You want to change your passwords globally, this program is for You

    The program by getting input from the user can generate any number of passwords from the range 1 - 10000. The length of the password can by from the range 1 - 40. Also, you can save passwords in the file with the .pass extension. The program takes very low memory on your computer. You don't have to install a program - it's just a jar file ready to run. You only need to have JVM (Java Virtual Machine). So, if you want to change your passwords to social media and others globally this...
    Downloads: 0 This Week
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  • 24
    PC/SC Tracker

    PC/SC Tracker

    Smart card events and smart cards information tracker

    A multi-platform tool for tracking PC/SC events and smart cards states and information. Under Windows, it uses Winscard for PC/SC along with CryptoAPI for retrieving smart card information. Under Linux/MacOSX, it uses pcsc-lite for tracking PC/SC events and it retrieves smart card information by using the file smartcard_list.txt bundled inside the tool and that is provided by the pcsc-tools project.
    Downloads: 4 This Week
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  • 25
    eurephia is an authentication and access control plug-in for OpenVPN. It improves authentication by adding user/password auth in addition to certificates. Access control is managed via iptables on Linux servers. See web page for more info
    Downloads: 0 This Week
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