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RAR file format
RAR is a frequently used file compression format. A Russian Programmer Evgeny Roshal developed this format. It permits to crack a recorded file into various parts. This format can block a recorded file to save it from any unwanted modification. It is also useful for the data retrieval process, which helps one retrieve data from a damaged archive. It owns a 128-bit AES algorithm.
The RAR formats allow vastly large file sizes. It permits the highest limit of up to 20 Exabytes. Also, it allows spanning across more than one RAR file. For this purpose, file extensions are relabeled from. RAR to .R01 .R02 etc. This is especially applicable while transferring files to an externally removable media like CD or DVD. RAR is a compression format that has no loss of data. It is built on Huffman encoding. RAR is one of the most popular compression formats.