Answer: It is possible to put protected documents in a compressed archive such as zip file that require a password to open. Microsoft for instance, has instructions for Windows XP users at support.microsoft.com/kb/306531. But for all the guides you can find for adding passwords to zip files, you can also find many more to crack them open. eHow has an example here.

Mac OS X has a program called FileVault for encrypting your Home folder. Some high-end versions of Windows have a file encryption feature or a drive-encryption tool call BitLocker.

For personal files that are scanned primarily to make digital archive copies, you may want to consider storing them on an external hard drive that can be encrypted itself with program such as PGP or the free TrueCrypt. Make sure your computer has an active firewall and other security software and unplug the drive when you are not using those files.

AVI is the type of video formats commonly used today, and you can use special software called a ripper to convert DVD to AVI format to DVD with one click.

Special software for conversion

Most high-quality DVD, and consequently it is a great format. The average DVD can store 4 GB of content. You can use a special video software to change the contents of DVD to MPG, AVI or file with the same quality from the DVD but it takes up less space.

Software is user-friendly interface

Video software has a friendly interface that guides you through a step-by-step process of converting DVD to AVI format. You must first insert the DVD into the DVD drive, then run the program. If the DVD files are stored on the computer itself, you can start extracting the files from your computer immediately.

Parameter Setting

You can make settings in the dialog box input parameters and the audio settings dialog. In the dialog box output settings, you can select the parameters on whether to convert AVI or MPG. You can even choose the size of the screen, the video format [PAL or NTSC], and the level of audio quality.

Compression Method

Audio compression methods such as LAME MP3 can be used where good sound quality and size, small voice. You can set the output settings in the dialog settings export You can also choose settings for display on the monitor screen or monitor normal. Next is the setting for the maximum number of frames. You can leave the other settings at their default values are primarily designed for use by professionals only.

Savings at Your Prefer Location

You can choose to browse the files in the destination folder where you want the end of the AVI file will be saved. Click the record button and the conversion process will begin. You can also use a conversion software to convert audio files from DVD to MP # format or other formats such as FLV and MP4. The converted AVI files can then be stored on a computer or portable music player.

Use Decryptor

You can also convert DVD to AVI using the small Division DVD. Use this to convert only part of the DVD you want to see. If an error is made in the conversion to AVI format, for the protection of copyright extra, you can download DVD decoder as code breaker and remove the protection.

Most software for converting DVD to AVI is available at a very reasonable price – only professional video software like Pinnacle Studio with sophisticated functions and settings you will return a few hundred dollars.