How to Open RAR Files

How to Open RAR Files

A RAR file is a special computer file format that can store single or multiple documents and folders in a compressed form. The file can later be decompressed to extract the original documents and folders. The term RAR is an abbreviation of Roshal ARchive, derived from the name of its creator Eugene Roshal. The RAR compression software is available for a wide range of platforms like Windows, Linux, Mac OS X, DOS, OS/2, FreeBSD and others. The Windows version is called WinRar. File compression

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The Meaning of an .r01 File

The Meaning of an .r01 File

An .r01 file is a RAR archive split into several parts. The RAR archive is actually a compression utility and can handle virtually any file. For example, in a four-part archive called "sample", the separate parts would be "sample.rar", "sample.r00", "sample.r01", and "sample.r02". Sample.rar would be the first part in a multi-part series, each followed by .rnn, depending on the size of the file. Splitting files into several small parts is most commonly done for posting to Usenet newsgroups. A RA

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How Do Zip Files Work?

How Do Zip Files Work?

A zip file works by acting as a container to transport the file. The same way that random things aren't tossed around a cargo ship--instead, they stack cargo containers to save space--sending files without first zipping them results in less available space. A zip file comes in handy when you are trying to send a lot of files through e-mail. You can't send too many, but when they are zipped, you can send more. How Do Zip Files Work Zip files works by doing three things. The first thin

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How to Zip Files on a Mac

How to Zip Files on a Mac

The zip file format has been around since the late 1980s and provides computer users with the ability to compress one to many files. The format has been supported via third party utility since its creation and has seen built-in support in the Windows and Mac OS X operating systems added over the past several years. Mac users; however, did not enjoy this “built-in” support for the file format until Mac OS X 10.3 when the Archive Utility was added to the operating system. Despite this added fu

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What is Tar?

What is Tar?

Tar refers to a tape archiving file format and the program that creates them. Tar stands for tape archive. It combines multiple files together so that they can be used for programs, applications, and critical system files. While Tar does not directly install files to a user's hard drive, it is responsible for compiling the files together so that they can be transferred from one computer to another while preserving important information such as directory structures, user permissions, and dates. T

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How to Compress a PDF File

How to Compress a PDF File

A PDF (Portable Document Format) file is a word processing document in which text, images, and notes can be organized and displayed in the form of an electronic book. PDF files allow users to highlight text, organize content in the form of page numbers and chapters, and insert notes, fonts, and images. They differ from other word processing document types due to their lack of dependency on any particular application, software, or operating system. Adobe Systems created the PDF format in 1993 and

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How to Recover a Zip Password

How to Recover a Zip Password

PKZip utilizes a proprietary stream cipher that is vulnerable to a known plaintext attack, as Eli Biham and Paul C. Kocher describes in A Known Plaintext Attack on the PKZIP Stream Cipher. In ZIP Attacks with Reduced Known-Plaintext, Michael Stay describes an improved known plaintext attack that works against files that non-PKZip zip programs such as InfoZip, WinZip, and NetZip create. The Stay attack requires the Zip archive to contain a minimum of five files. In addition to these two att

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How Does RAR Password Recovery work?

How Does RAR Password Recovery work?

RAR Password Recovery is a password recovery software that is specifically designed to recover lost passwords for RAR and ZIP files. RAR Password Recovery is available from a number of sources and is available in both trial and full versions, although the trial version only allows users to recover passwords that are three characters long. RAR Password Recovery does not work with any other type of file, but is ideal for anyone who needs to recover a lost RAR o ZIP password.   How R

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How to Convert RAR

How to Convert RAR

What is RAR RAR is a file format for compressed and archived files that was made popular by WinRAR, a free alternative to WinZIP. RAR stands for Roshal Archive and is used for data compression, data preservation/error recovery, and data encryption. RAR is most oftenly used to transfer files over the Internet because it can hold many different files and entire folders in the same .RAR file. RAR files are often combined with parity files in order to ensure that the data reaches its destination w

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