Crypto Software

This page is a subsection of the Crypto link farm. Links to further crypto and security-related information can be found there.

.tSCc. // PC (dynacore): GPG-based mail relaying proxy.
ABA JCE: Clean-room JCE implementation.
Abacus Project: Suite of free intrusion detection tools.
AC Source Code Disks: Applied Cryptography source code.
Advanced Cryptography Tool: Crypto tool using PGP 2.6.3i with triple DES and SHA-1.
AES Algorithm Efficiency: Free-world implementations of the AES algorithms.
Alex Encryption: Encryption based on automata theory (unknown security level).
Ambient Empire: Vigenere cipher cracker, Windows port scanner.
Andreas Maier: /dev/random port for Solaris.
Apache HTTP Server Project: Apache secure web server.
AR Crypto Library: DES/RC2/RC4 ActiveX control.
Autoclave - Secure Disk Deletion: Bootable-floppy hard disk sanitiser.
Bastille-linux homepage: Security-tuned Linux distribution.
Bastion Crypto Home Page: Zope/HTTP wrappers for various crypto programs.
Bavariantommy's Homepage: Firewalls, packet sniffers, trojans, virus scanners, network monitors, system utilities.
BeeCrypt: Library containing implementations of assorted crypto algorithms.
BSAFEeay, a public domain implementation of the BSAFE API: BSAFE API wrapper around SSLeay.
Canadian Cryptographic/cryptanalytic software: Canadian encryption software and companies.
CAP: Cryptographic analysis program (automatically analyse and break simple ciphers).
catacomb: Library of crypto primitives.
Cedomir Igaly's SSH Page: Free SSH for Windows.
Cédric Gourio's Java-SSH: SSH client in Java.
CIPE: Crypto IP encapsulation - encrypting IP routers using Linux.
CipherClerk: Software emulation of various historical ciphers
CIS: SDSI (Simple Distributed Security Infrastructure): SDSI implementations and documentation.
Cisco Systems ISAKMP Distribution: A reference implementation of the IETF's ISAKMP protocol.
City in the Sky - The Delphi Cryptography Page: Various crypto algorithms implemented in Delphi.
Claymore PureTLS: TLS in Java.
CRASHME: Random input testing.: Tests resistance of programs to random input.
Crowds Home Page: Anonymous proxying for web browsing.
cryptix: Cryptix Java crypto library.
cryptlib Information: Encryption toolkit for SSL, SSH, PGP, S/MIME, X.509, OCSP, TSP, CMP, etc.
CryptNET Keyserver: PGP keyserver.
Crypto at Lothar: Entropy gathering daemon (EGD) user-space version of /dev/random.
Crypto Kong: PGP-like program using elliptic curve crypto.
Cryptographic Libraries: A comparison: Comparison of various free (and free-world) crypto libraries.
Cryptographic tools for Visual Basic: Elliptic curve OLE extension for VB.
Cryptography Blowfish Multi-thread: Command-line Blowfish encrypter.
Cryptography page by James Pate Williams, Jr.: Implementations of assorted crypto snippets.
Cryptography Publishing Project: Archive of various otherwise hard-to-find crypto software and code.
Cryptonite Java Package: Java crypto library.
Cryptoscan: Scanned US crypto publications available outside the US.
Cyber-Knights Templar: Crypto software, brute-force encryption cracking, crypto politics issues.
CTC - PGP-compatible encryption software: PGP-compatible C library and Mac application.
Delphi crypto software: Various pieces of crypto software written in, and for, Delphi.
Delphi SkunkWorks - Data Encryption: Delphi crypto libraries.
DES in VHDL: DES in VHDL, including a Xilinx-optimised version.
Emacs Cryptographic Library and Tools: DES, RC4, IDEA, SHA-1, MD5, and others, in elisp.
Enabling Network Security with SSLeay: Security projects based on SSLeay.
Encrypted PDFs: Code to work with encrypted PDF's (intended mainly for use with Ghostscript).
Encrypting your Disks with Linux: Various Linux disk encryption programs.
Encryption for the Masses: Windows NT disk encryption using 3DES Blowfish, IDEA, or CAST, compatible with SFS and ScramDisk. Written in the free world.
Enhancing E-Mail Security With Procmail: Using procmail to strip trojan horses/malicious HTML/buffer overflow attacks/browser attacks/etc. Unfortunately since most of these holes affect Windows and procmail runs under Unix...
Engineering Research Home Page: P1363 ECC implementation.
Enigma: PGP-compatible plugin written in Java.
Eraser: Windows data deletion/file eraser, including scheduled data deletion.
Eric's Crypto Software: DES and Skipjack for the PIC.
Eric Hambuch - Linux Software: X-Windows interface to file encryption software.
Error Correcting Codes (ECC) Home Page: C source code and information on ECC's (the techniques employed are closely related to encryption techniques).
ESP Reference: Encrypted socket protocol (an open protocol for TCP/IP secure transmissions).
FileVault: File encryption using 64-bit (?) Blowfish.
Flask: Flux Advanced Security Kernel: Security kernel for the Fluke OS.
Flawfinder Home Page: Source code security vulnerability scanner.
Fortify for Netscape: Free 128-bit SSL browser proxy,
Frank O'Dwyer's Homepage - Security Code: DES in Java, C++ firewall class library.
Free-DES Home Page: Free VHDL DES core.
Freefire Projektstartseite: Resource page for developers of free security software.
FreeSPEKE SDK: SPEKE toolkit.
FREESCO - free replacement for commercial routers: Linux router with firewalling capabilities.
Fresh Free FiSSH!: Free SSH client for Win'95 and NT.
FreSSH Project: Free re-implementation (not based on the original SSH code) of SSH client+server for Unix.
Fuzzy Logic: Cryptography: The GNU encryption project.
F W T K . O R G: TIS firewall toolkit home page.
GInt: Bignum library and sample PKC code.
globera/certify: C++ PKI toolkit (certificates, smart cards): C++ cert management library.
GMD Security Technology - SecuDE: Security toolkit for RSA, DSA, DES, DH, X.509, PKCS, PEM, X.500, and BYOG.
GNU Privacy Guard: GPL'd OpenPGP implementation (GPG) from the free world.
GNUTLS: GPL'd SSL/TLS implementation.
Hamradio page of Thomas M. Sailer, HB9JNX: All sorts of neat stuff for software decoding of various radio signals.
Heimdal: Non-US Kerberos 5 implementation.
HushMail: Encrypted mail using SSL and Java.
IAIK - Javasecurity Homepage: Java cryptography extensions from the free world.
iBLab anonymous CVS: iButton interface software.
iButtons: Unix source code and software for working with iButtons.
ICE Home Page: The Information Concealment Engine block cipher.
Immunix: Adaptive System Survivability: Automatic protection against stack-smashing attacks.
International Crypto Freedom (PGP en français): French crypto archive.
International Kernel Patch: Free-world Linux kernel patch to add strong crypto services to the OS.
International PGP Home Page: How to get PGP, documentation, foreign-language support, PGP-related products and services, and other PGP resources.
Introduction to the Kiwi software suite: Crypto-based spam protection software.
InvisibleNET - Invisibility is the best defense.: Secure IRC-style distributed network.
IRDU PGP Page: PGP information, software, key management, key server interface, PGP links.
i-tree.org - Secure iXplorer Pro - a secure alternative to FTP clients: GUI for SSH (via Putty).
It's the Software, Stupid! (Security Scanner) -- ITS4 [Reliable Software Technologies]: C/C++ code vulnerability scanner.
Jack B. Nymble: Anon remailer front-end.
Javascript DES Implementation: DES in Javascript and Perl. Oh, the humanity!
JCSI: Free-world JCE implementation.
JGSS Package Distribution Page: Kerberos in Java.
jSSL - A free Java SSL implementation.: SSL implementation in Java.
Kerberos page: Swedish Kerberos implementation.
KeyNote Web Page: The KeyNote trust management system.
Keytrap Home Page: Dcyphers keyboard sniffer.
kha0S Linux - b/c friends don't let friends s[ug]id: Linux with strong crypto built in.
Kryptographie-Chip: Open-source crypto chip (VHDL source available). Wow!
Kwik-Rite Development : Windows and WWW solutions: Archive utility with encryption, ScramDisk add-on for Delphi.
Lance Cottrell Home Page: Mixmaster remailer publications and soure code.
Leonard Janke's Homepage: Intel-optimised hashing, bignum, and crypto code.
Lewis' KEA (Key Exchange Algorithm) Page: KEA information.
Linux-PAM: Pluggable authentication modules for Linux.
libch's Homepage: P5-optimised code for various hash algorithms.
LiDIA - Main Page: C++ computational number theory library (great for crypto).
LInteger: C++ bignum library.
Linux-kurser.dk: Secure Harddisk Eraser: Bootable floppy which erases an IDE hard drive.
Linux FreeS/WAN Project: IPSEC, ISAKMP/Oakley and DNSSEC software for Linux.
Linux Packet Sniffer: IP packet sniffer for Linux.
Linux-PAM modules etc. page: Pluggable authentication modules for Linux.
LSH: Free SSH v2 implementation.
Mcrypt: GPL'd replacement for Unix crypt(1) written in the free world.
MD5 Message Digest algorithm in Javascript
Microsoft CryptoAPI: Microsoft's attempt at a cryptograhpy API. This page moves a lot, you may need to try a search from MS's developer pages.
MindTerm - A java implementation of SSH: SSH client in Java.
Ming-Ching Tiew Home Page: PGP key manager, PGP netscape plugin, Motif and Win32 file encrypter using cryptlib, cryptlib Java wrappers.
mod_ssl: The Apache Interface to OpenSSL: OpenSSL interface for the Apache web server.
Mozilla: Open source Netscape with strong crypto.
Mozilla - PSM/NSS: PSM and NSS direct downkoad link.
Metro State's SSH (MSSH): Windows SSH client.
Nautilus Homepage: Speech encryption (with a neat anti-Clipper graphic).
Ng Pheng Siong's Home Page: Python crypto toolkit.
NiftyTelnet: SSH client for the Mac.
Nmap -- Stealth Port Scanner: Stealth scanner using TCP half open scanning, TCP FIN/Xmas/NULL stealth scanning, ftp bounce and IP fragmentation scanning, and OS identification by TCP/IP fingerprinting.
NSBD: Not-So-Bad Distribution: Internet software distribution authenticated with PGP.
NT Tools: Includes an NT security config tool to patch a number of NT security holes and flaws.
NTL: A Library for doing Number Theory: C++ bignum maths library.
Nullify: Windows-tuned distribution of GPG.
Ocotillo PRNG: PRNG for Unix.
Official OpenCrypt Site: Blowfish encryption DLL for Win32.
Open Security Solutions: Open source crypto, firewalls, tunnels and VPN's, intrusion detection, and other security tools.
OpenSSH: Open-source version of SSH.
OpenSSL: The Open Source toolkit for SSL/TLS: Free SSL/TLS implementation.
Oscar - DSTC's Public Key Infrastructure Project: PKI toolkit.
Package Acme.Crypto: Various Java crypto classes.
Package java.security: Java security package docs.
Packet Storm Security Archives: Large collection of free software and information related to security and encryption.
PC Security Software & Sources: Brief descriptions of various security programs.
PGP, logiciel de cryptographie gratuit et en français (PGP pour les français): French PGP page.
PGP Tools: PGP function library.
PGPfone - Pretty Good Privacy Phone: Voice encryption for Windows and the Mac.
PGPLIB: DLL which implements various PGP functions.
PGPNet Server: A dummy home page for the www.pgp.net domain (incomplete).
PRIVARIA Secure Networking Suite - An Open-Source, Firewall-Friendly Platform for Encrypted Peer-to-Peer Networking: P2P with encryption.
Private Idaho User's Manual: Documentation for Private Idaho.
PRNGD - Pseudo Random Number Generator Daemon: EGD-compatible RNG daemon.
ppdd: Linux encrypted disk device driver using Blowfish.
PPTP-linux: Point-to-Point Tunneling Protocol: PPTP for Linux (presumably without all of Microsoft's security holes in it).
PS: (Relatively) secure encryption using 40-bit keys (designed to bypass now-abolished French crypto restrictions).
PuTTY: a free Win32 telnet/ssh client: Telnet/SSH client and scp for Win32.
PuTTY for Nokia 9200 Communicator Series: Putty port for the Nokia 9200.
pyCA - Software for running a certificate authority: Python scripts for automating various parts of running a CA.
Qualcomm Australia crypto software: sendmail encryption patch, SOBER stream cipher.
radsoft.net: Windows secure file deletion.
RATS: Rough Auditing Tool for Security (C/C++ code scanner).
RC4SE: Windows shell extension for file encryption using RC4 (requires 128-bit MS crypto provider to work).
Reliable Remailer: cpunk/mix remailer for Windows.
RIPEM: RIPEM source code and information.
RSA cryptography algorithm simulate center: RSA in Javascript.
RSA Free Utilities: RSA key generation and encryption for Linux.
RSAEURO - Cryptography For The World: European RSAREF providing full source-code compatibility with the original.
Rubberhose cryptographically deniable transparent disk encryption system: Marutukku transparent deniable disk encryption.
SafeGossip: TLS-based tunnel.
SafeTP: Security enhancements for FTP.
SCEZ - Smart Card Library: Free general-purpose smart card interface library.
SCNSM: Win3.1/95/98 non-swappable memory allocator.
ScramDisk - Free Disk Encryption Software: Win95 disk encryption using 3DES, Blowfish, IDEA, MISTY, Square, and TEA.
Secretz: File encryption using elliptic-curve PKC's and Blowfish.
Secure Edit: Mac program which encrypts edited files with IDEA.
Secure FileSystem Information: The world's best transparent disk encryption software for DOS and Windows (this has nothing to do with the fact the I'm the author :-).
Secure Logging: Secure logging for Unix and Windows.
Secure Memo Pad Encryptor for Palm Handhelds: ECC crypto for PalmPilots.
SecureTrayUtil: System tray utility to manage file deletion and various disk encryption utilities.
Security: File wiping: Links to various file wiping utilities.
sftp: Secure FTP which runs over an ssh tunnel.
Shamus Software Ltd - MIRACL: MIRACL bignum library.
Simulator Index Page: Simlators for various historical cipher machines.
Sir Winston Rayburn - Crypto/Politico: Various encryption reoutines.
SKIP IP-level Encryption: Sun's SKIP implementation and papers.
S/KEY Information: Information on the S/KEY authentication system.
SMB Scanner: SMB port/machine scanner.
S/MIME Freeware Library: S/MIME freeware library (export-controlled, US only).
SmoothWall GPL: Linux-based firewall.
SNOW Home Page: Whitespace steganography software.
SOSSE - Simple Operating System for Smartcard Education: Open-source smart card OS.
spammimic - hide a message in spam: Stego program to disguise a message as spam.
spDES Encryption Control: ActiveX DES control.
Speak Freely: Very nice Unix and Windows speech encryption software.
Ssh (Secure Shell) Home Page: Very good encrypted, digital-signature-authentication remote access software (replaces the r* utilities, allows X11 and TCP port redirection over the encrypted connection).
SSH/SCP for Windows: ssh/scp port for Win95/NT.
SSH clients for Windows: List of Windows ssh programs.
ssldump home page: tcpdump for SSL with optional decryption of the SSL stream.
SSLeay and SSLapps FAQ: Very nice, free SSL implementation (like Netscape's SSL, but without the bugs and crippled encryption).
SRP: Secure Password Authentication for the Net: Secure password-based authentication over insecure networks.
Stack Shield: Tool to add stack overflow protection to Linux programs.
Steganography - MP3Stego: Information hiding in MP3's.
Stunnel homepage: PPP over SSL tunneling software.
Systemics Software Archive: Crypto extensions for perl and Java.
GPKCS11: PKCS #11 software-only token implementation.
The Cryptography and PGP Page: Classic ciphers, links to crypto sites, explanations of the maths behind PGP and RSA, privacy issues.
Therapy: SSH client for Win32.
Tiny Encryption Algorithm: Description and C source code.
TinyIDEA - 128-bit File Encryption: 366-byte IDEA file encryption program.
Tom's Privacy Pages: Patching Netscape, MSIE, and Outlook to use strong crypto.
Transparent Cryptographic File System
Tresor Page: Mac file encryption using IDEA, written in the free world.
Trinux: A Linux Security Toolkit: Floppy-bootable Linux network security toolkit.
TrustedBSD Project: Orange Book B1 extensions for FreeBSD.
TSS PGPWord... Real Security, Real Easy: PGP encryption integrated into Word for Windows.
TTSSH: An SSH Extension to Teraterm: SSH DLL add-on for Teraterm.
UMAC -- Message Authentication Webpage: Very fast MAC.
UMPKCS11: PKCS #11 soft-token.
Uni-GH Siegen - Security-Server - Kryptographie: Pointers to information on and implementations of a number of conventional, public-key, and hash algorithms.
Unix tools on Windows NT?: ssh port to NT via Cygnus gnu-win32.
Vitas DownLoad area: Windows'95 password (.PWL) viewer.
Wei Dai's Crypto++: C++ class library of cryptographic primitives.
WinCipher: File encryption with Blowfish, Twofish, Rijndael, CAST-256, RC6.
Windows Privacy Tray: Windows GUI integration for GPG.
WinPGP(tm) Home Page: Windows front-end for PGP.
WinSCP: Windows SCP client.
wipe 0.15: Secure data deletion for Unix.
www.freessh.org: Links to free SSH implementations.
XPDF additions: Add-on to allow XPDF to decrypt encrypted PDF files.
Zen: C library for fast computation in finite extension over finite rings
ZWEKNU Central Industries: Various security-related bits of code (ARP spoofing, iButton PAM, portable firewall).