608 projects tagged "Cryptography"

Download Website Updated 03 Mar 2014 GNU Transport Layer Security Library

Pop 881.41
Vit 89.25

GnuTLS is a secure communications library implementing the SSL, TLS, and DTLS protocols and technologies around them. It provides a simple C language application programming interface (API) to access the secure communications protocols, as well as APIs to parse and write X.509, PKCS #12, OpenPGP, and other required structures. It is intended to be portable and efficient with a focus on security and interoperability.

Download No website Updated 23 Oct 2003 GPA

Pop 119.73
Vit 2.56

The GNU Privacy Assistant is a graphical frontend to GnuPG and may be used to manage the keys and encrypt/decrypt/sign/check files. It is much like Seahorse.

Download Website Updated 25 Mar 2003 Gpasman

Pop 64.81
Vit 3.35

Gpasman is a password manager. People working with the internet have to remember lots of passwords. Saving them in a textfile is not a secure idea. Gpasman is a GTK solution to this problem since it saves the password information encrypted, so now you have to remember only one password instead of ten (or more).

Download No website Updated 20 Jan 2001 gpkcs

Pop 12.65
Vit 69.83

gpkcs11 provides support functions to make the development of support for new tokens easier and contains a complete software token, as well as an automated testing environment. It serves as a testing tool in the development of new applications that contain cryptographic support.

Download Website Updated 30 Jan 2001 Griffon Cryptanalysis Package

Pop 28.64
Vit 1.00

Griffon is a GTK+ GUI cryptanalysis tools package for pre-digital ciphers. All monoalphabetic transposistion and substitution ciphers are covered, including multi-char ciphers such as Playfair. The toolset includes a customizable frequency count, substitution list, cribbing of ciphers, and a notepad to record your attempts.

No download Website Updated 30 Jan 2001 iSSL

Pop 16.06
Vit 1.00

iSSL (independant Secure Sockets Layer) is a minimalistic cryptographical API that uses the RSA and AES ciphers to establish SSL-alike, secure encrypted communications between two peers communicating through a network socket, including session key generation and public key exchange.

Download Website Updated 30 May 2013 John the Ripper

Pop 1,521.95
Vit 25.56

John the Ripper is a fast password cracker, currently available for many flavors of Unix, Windows, DOS, BeOS, and OpenVMS. Its primary purpose is to detect weak Unix passwords. It supports several crypt(3) password hash types commonly found on Unix systems, as well as Windows LM hashes. On top of this, lots of other hashes and ciphers are added in the community-enhanced version (-jumbo), and some are added in John the Ripper Pro.

Download Website Updated 30 Jan 2001 keymgr

Pop 18.57
Vit 1.00

keymgr serves as a keystore for cryptographic applications. It currently sports modules for ssh (allowing it to be a drop in replacement for ssh-agent), GTK, and libow (allowing one to use a Java Ring for key storage and decryption).

Download Website Updated 04 May 2001 Keep in touch

Pop 36.82
Vit 2.21

Keep in Touch aims to be a secure IM system for multiple platforms. It supports its own XML-based protocol as well as ICQ and AIM (toc). It provides encrypted connections between the server and client aswell as encrypted chat on all supported networks. The client can store contacts on the server allowing users to keep their contact lists between different locations.

Download Website Updated 30 May 2000 KPGPCrypt

Pop 17.41
Vit 71.49

A PGP 5.xx, PGP 6.xx and GPG 1.xx graphic shell. Complete key managment, key server functions and encrypt, sign and decrypt messages.


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WiKID Two-Factor Authentication System

A self-hosted, dual-source two-factor authentication system.


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Packet Peeper

A network protocol analyzer for Mac OS X.