Cryptogram puzzle game for Windows. The computer makes it easy to erase mistakes. Letter frequencies are provided to make solving more fun. Hints help you if you get stuck. Solve puzzles from books or magazines, create your own puzzles, and print puzzles. Complete on-line help. The registered version comes with over 10,000 puzzles to entertain you for years! See more at our web site: www.KMRConsulting.com

• License: Shareware
• Language: English
• Release: 2004-03-20
• Size: 539 Kb
• Cost: 16.95 $

Cryptographic text editor based on OrdoEmacs. Uses anti-key logging techniques for additional paranoia. Includes Delphi source. Freeware with nice simple interface. Encrypt to file or to/from clipboard.

• License: Freeware
• Language: English
• Release: 2007-12-26
• Size: 488 Kb
• Cost: Free

Crypto is a small, easy to use, file encryption utility. Simply drag and drop files and folders to quickly protect your sensitive documents, and then enter an encryption key to encode and decode the files you want to protect from prying eyes. Crypto can be configured to optionally place its program icon in the taskbar notification tray.

• License: Shareware
• Language: English
• Release: 2006-04-15
• Size: 571 Kb
• Cost: 19.95 $

Encrypted Voice-over-IP using an utterly paranoid level of encryption. Uses very long AES and RSA keys, all automatically generated. Nice simple interface and source included.

• License: Freeware
• Language: English
• Release: 2007-11-08
• Size: 488 Kb
• Cost: Free

Crypto Anywhere is secure email on the move ! Crypto Anywhere is small enough to fit on a single floppy or USB key chain drive and so easy to use your grandma will be using it. Don't have a computer yourself but want to protect your web based e-mail at your local internet cafe? Send and receive secure mail to and from absolutely anyone with an email account - the recipients do not have to be "crypto savvy" or even have Crypto Anywhere themselves.

• License: Freeware
• Language: English
• Release: 2003-04-16
• Size: 1 Mb
• Cost: Free

Secure Email .Standalone or integrated with Outlook Express. Can decrypt and encrypt messages to friends using PGP, OpenPGP, SecExMail and many more. Crypto Anywhere allows you to make a travel floppy which can be used in internet cafe's or at work. You don't even need to install the software - just run it from the floppy disk or USB thumb drive. Encrypted messages can be sent to friends who don't even have Crypto Anywhere.

• License: Freeware
• Language: English
• Release: 2004-05-14
• Size: 2 Mb
• Cost: Free

ABCCrypto is an ATL COM component for encrypting and decrypting data. It's incredibly simple to use and works with virtually any format you'll ever come across. You can encrypt or decrypt variants, BLOB data or files. ABCCrypto uses the standard Windows Cryptography API to ensure consistent behavior across all platforms. It uses RSA Encryption with 40 bit keys for a practical level of security throughout virtually any country in the world.

• License: Commercial
• Language: English
• Release: 2002-01-01
• Size: 1 Mb
• Cost: 49.00 $

A user can use it to protect on- or off- line privacy, to manage online digital identity on the global scale, to limit disclosure of personal social relationships to intended parties and to guards rights in the digital world. This declarative, modern cryptographic security system allows fine grain private person to person identity, secured access control and messaging, DCE that is uncoupled to the hardware and software environment.

• License: Freeware
• Language: English, Chinese, ChineseSimplified, Portuguese
• Release: 2008-02-01
• Size: 3 Mb
• Cost: Free

Decode 100's - even 1,000's of famous quotations in this fun puzzle game that will really get you thinking. No having to go through filling in dozens of letters or having to keep an eraser handy. The computer handles all of the hard work leaving you free to focus on solving the puzzle itself.

• License: Shareware
• Language: English
• Release: 2007-10-31
• Size: 2 Mb
• Cost: 9.95 $

fSekrit allows you to read and edit encrypted notes using self-contained tiny program files; completely portable - run from usb thumbdrives, etc. no need to install anything. Another advantage of using fSekrit is that your un-encrypted data is never stored on your harddisk like with other similar tools.

• License: Freeware
• Language: English
• Release: 2006-09-15
• Size: 41 Kb
• Cost: Free

The CryptoText encryption library contains COM and .NET components for cross-platform Microsoft Windows text and file encryption on Pocket PC and Desktop, including components for dotNet, .NET CF, COM / ActiveX, PocketPC. With CryptoText you can encrypt text on a Pocket PC using RC4 or 3DES, transfer the encrypted BinHex string up to a webserver and decrypt in ASP script, or encrypt a file in a .NET app and decrypt on a Pocket PC.

• License: Commercial
• Language: English
• Release: 2004-06-07
• Size: 750 Kb
• Cost: 199.99 $

A windows shell extension which installs a new tab with file hash information. Includes MD5, SHA1 and CRC032. Also allows for easy hash comparison. Great for verifying downloads without requiring any external tools.

• License: Freeware
• Language: English
• Release: 2006-09-22
• Size: 0 B
• Cost: Free

P2P Messenger is secure Instant Messaging client, working by Peer-to-Peer technology. It is fully decentralized and does not require any servers. Supports public-key cryptography

• License: Freeware
• Language: English
• Release: 0000-00-00
• Size: 390 Kb
• Cost: Free

Secure your data transfers with digitally signed files!This is a tool for quickly digitally signing or verifying text or files with Public-Key-Encryption with RSA encryption algorithm (RSAES-OAEP).Key length for signing up to 7120 bit. Keys are compatible with CommuniCrypt Standard Edition.

• License: Freeware
• Language: English
• Release: 2005-10-19
• Size: 2 Mb
• Cost: Free

RSA encryption tool for eMail-, webmail & messenger communication. No installation required, should run from an USB-Stick and other temporarely devices. See www.communicrypt.com for details.

• License: Freeware
• Language: English
• Release: 2006-06-11
• Size: 370 Kb
• Cost: Free

CryptoLab is a freeware cryptography application for Microsoft Windows, and incorporates text-based encryption / decryption through the use of plug-in cipher modules. Advanced features include: Plug-in cipher modules; Advanced pseudo-random key generation; Key Manager storage utility; Full password protection; Integrated SMTP email support; PDF, HTML and Word Document export options; Statistics calculator.

• License: Freeware
• Language: English
• Release: 2007-10-13
• Size: 797 Kb
• Cost: Free

Professional encryption tool with the following features: highly secure encryption with a single mouse click; secure communication with other users by email; task manager; key manager; file manager; encryption of files, folders and whole directory trees; creation of encrypted archives; creation of self-decrypting executables;

• License: Freeware
• Language: English
• Release: 2003-03-02
• Size: 4 Mb
• Cost: Free

DLOCK2 is a simple command line file encryption/decryption utility program that uses the free Diamond 2 Encryption Algorithm. Full source code and documentation of the algorithm are included. Version 2.01 is the same as the original DLOCK2, except recompiled for the Win32 command line and author contact information has been updated. The encryption key may be a passphrase on the command line or it may be contained in a file.

• License: Freeware
• Language: English
• Release: 2004-01-28
• Size: 572 Kb
• Cost: Free

E-mail client with strongest asymmetric Public-Key-Encryption(RSAES-OAEP). This client is fully featured for receiving/sending mails via POP3/SMTP. With the integrated SMTP engine you do not need a SMTP server, program is trying to send the mail directly to recipient's mail server(if supported)! Encryption is optional to enable. Integrated file-/attachment encryption(RSA up to 7120 bit or AES 256) See www.communicrypt.com for full feature list.

• License: Freeware
• Language: English
• Release: 2005-11-24
• Size: 5 Mb
• Cost: Free

CommuniCrypt is a new tool for high secured realtime communication via LAN and Internet. It works like a messenger or a chat tool, but the complete data transfer between both machines are highly encrypted through Public-Key-Encryption with RSA encryption algorithm (RSAES-OAEP). The key length of public and private key may between 338 and 7120 bit.With hostname-resolving, online-update and minimize to tray!

• License: Shareware
• Language: English
• Release: 2005-10-13
• Size: 3 Mb
• Cost: 19.00 $