Public Key

Encrypt This! is a Firefox extension that allows public key like encryption as well as passphrase methods. Visit the extensions homepage to set up public and private keys or just go ahead with a passphrase of your own creation. Using this extension you can select text and have it encrypted in... Platforms: *nix

SSHTerm is a fully-featured Java SSH terminal that provides a whole range of features including port forwarding, password and public-key authentication, full clipboard support, record and playback input/output, and the ability to load/save connection settings to a file. The SSH terminal is now... Platforms: *nix

A set of command-line utilities for securely automating file transfer, shell, and public-key administration tasks on Windows, Linux, and UNIX platforms. With the ClientPack, you can automate many routine administration and configuration tasks, saving time and reducing potential human error.... Platforms: Mac

Implements symmetric encryption algorithms: Rijndael, Blowfish, Twofish. Also provides public-key encryption and decryption using digital certificates. Provides hashing functionality for both strings and binary data using SHA1, SHA384, SHA512, MD2, MD5, and HAVAL. Provides BZIP2 compression for... Platforms: Windows

DeltaCrypt OneClick Personal does it all: This Public Key Encryption Software encrypts files, text and emails with 1024-bit RSA protection, digital signatures, andunalterable public keys. It offers the basic encryption functionalities FREE OF CHARGE. Select files and folders or a combination of... Platforms: Windows

MailCloak is Global Web Security Systems breakthrough encryption program. MailCloak was designed from the ground up to be the first encryption program for all mail clients, while making GnuPG public-key encryption so simple anyone can use it! MailCloak works with Outlook, Outlook Express,... Platforms: Windows

A smart card-based public key cryptography system based on elliptic curves, using AES for session key generation and SHA for hashing. This project will include the smart card software, terminal software, and a public key server. Platforms: Windows, Mac, Linux

An Experimental Platform for Secure Peer Services, QARE uses a decentralized trust model, a Public Key Infrastructure and provides single logon for multiple applications running across multiple systems. WAR files are used to add applications. Platforms: Windows, Mac, Linux

RSA Public Key Crypotgraphy for Web Browsers. Use JavaScript to RSA-encrypt data that can only be decrypted on the server, and not by prying eyes.The poor man's SSL... Platforms: Windows, Mac, Linux

Welcome to the world of Fuzzy Fingerprinting, a new technique to attack cryptographic key authentication protocols that rely on human verification of key fingerprints. It is important to note that while fuzzy fingerprinting is an attack against a protocol, it is not a cryptographic attack and... Platforms: *nix

Crypt::DH is a Diffie-Hellman key exchange system. SYNOPSIS use Crypt::DH; my $dh = Crypt::DH->new; $dh->g($g); $dh->p($p); ## Generate public and private keys. $dh->generate_keys; $my_pub_key = $dh->pub_key; ## Send $my_pub_key to "other" party, and receive "other" ## public key... Platforms: *nix

One of the fundamental principles of the UK Data Protection Act states that: Appropriate technical and organisational measures shall be taken against unauthorised or unlawful processing of personal data and against accidental loss or destruction of, or damage to, personal data. Article 17... Platforms: Windows

PGP Keywords is a handy and reliable utility designed to convert PGP Hex to public keys and viceversa. Just enter the HEX code or the keywords and hit the 'Convert button'. Platforms: Windows, XP, Windows Vista, 2008, 7, 7x64

PGP is an encryption system that uses both private and public keys. Public keys are 160 bits or 40 hex bytes. There are very hard to transmit by voice over the telephone. So a system similar to the tango foxtrot scheme that the military uses was invented. This Applet will interconvert the hex and... Platforms: Windows

WinGPG developed by Scand Ltd. is a tray-based classical Windows application and a classic GPGv2 distribution (we use the cryptography from the official site without making any modifications). It supports the following operations: Encryption/Decryption (we offer automatic zipping at... Platforms: Windows, Windows 8, Windows 7, Windows Server

Crypto4 PKI is set of tools designed for management of X.509 certificates, Certificate Revocation Lists and Certificate Signing Requests. 1. Certificate Generator is a wizard-like application that lets you generate certificates and certificate requests. Certificate Generator can create both... Platforms: Windows

pam_usb is a PAM modules that enables either two-factor or password-less authentication using an USB storage device (such as an USB Flash Memory Token). It can work with any PAM enabled program, such as login, su, gdm/kdm/xdm, xlock... This is done with a pair of DSA keys, the private one is... Platforms: *nix

Crypt::OpenPGP is a Pure-Perl OpenPGP implementation. SYNOPSIS my $pgp = Crypt::OpenPGP->new; my $result = $pgp->handle( Data => $message_body ); my $signature = $pgp->sign( Filename => $file, KeyID => $key_id, Passphrase => $pass, Detach => 1, Armour => 1, ); my $valid =... Platforms: *nix

BIM version 1.00 is a free Java based AOL instant messenger client. BIM is a Java based AOL Instant Messenger Client with encryption support. It has a small code base (617KB w/encryption libs) and can be easily run on wide array of operating systems. BIM has been tested on OSX, Windows XP,... Platforms: *nix

PGP are tools for secure datas mainly e-mail communication. Basic version free. PGP combines some of the best features of both conventional and public key cryptography. PGP is a hybrid cryptosystem. When a user encrypts plaintext with PGP, PGP first compresses the plaintext. Data compression... Platforms: *nix