BlowFish 2000Copyright © 1986-2002 by Gregory Braun. All rights reserved

Installation and Users Guideby

Robert Moncrief II

Requirements

• Download application at http://www.gregorybraun.com/BlowFish.html

• MS Windows 95/98, ME, XP, 2000 or Windows NT

• 252K Bytes of free space for zip

• 600K for files

Installation

• Download zip file

• unzip install application

• execute the application which will install about 6 files on you computer.

• After installation, the program will launch and display setup screen

Setup Options

• Usability options

• Display options

• Security options

• Sounds

Options -- Warnings

• The program lets you disable warning messages from certain errors

Options -- Icons

• You can choose how you want to be able to access the program

Version information

• This page displays the version of the program and a link to where you can check for newer versions.

How to use the program

To encrypt a file, you first have to select the file, you can do this by clicking the plus button

To remove a file from the encryption list, select the file and

press the minus button.

After you have selected all the files you want encrypted with the

same key, press the padlock button

Encrypting

When you have chosen all the files that youwant to encrypt with the same key, and youhave pressed the locked-padlock icon, this

window will appear. You have to type yourkey twice to make sure you know your key

After Encryption

• The encrypted file will be in the same folder as the plain-text file was.

• Depending on settings:– Plain text file will be erased– space where plain text document was will be

over written 6 times by 1’s and 0’s alternating to make sure no program will be able to read the data

– log will be updated with file name, time started and the time it finished

How to decrypt files

To decrypt a file, you first have to select the file, you can do this by clicking the plus button

To remove a file from the decryption list, select the file and

press the minus button.

After you have selected all the files you want decrypt that have he same key, press the

padlock button

Decryption

• The window above will appear when you decide to decrypt the selected files

• enter the key used for the file

• if multiple files are selected and there are multiple keys to those files, only the files encrypted with the key you enter will be decrypted.

Demonstration

Questions?

• 30 day trial

• $25 to registrar