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==Features== * Creation of packed [[RAR (file format)|RAR]] or [[Zip (file format)|ZIP]] archives. * Unpacking of [[ARJ (file format)|ARJ]], [[bz2 (file format)|BZIP2]], [[Cabinet (file format)|CAB]], [[gz (file format)|GZ]], [[ISO image|ISO]], [[JAR (file format)|JAR]], [[LHA (file format)|LHA]], [[RAR (file format)|RAR]], [[tar (file format)|TAR]], [[uuencode|UUE]], [[XZ Utils|XZ]], [[Z (file format)|Z]], [[Zip (file format)|ZIP]], [[WinZip|ZIPX]], [[Zstandard|ZST]], [[7z (file format)|7z]], [[Uuencode|UUE]] 001 (split) archives, as well as [[.exe|EXE]] files containing these archive formats<ref name="releases">{{cite web|url=https://rarlab.com/rarnew.htm|archive-url=https://web.archive.org/web/20100806100343/http://www.rarlab.com/rarnew.htm|archive-date=2010-08-06|url-status=live|title=Latest changes in WinRAR (cumulative release notes for all versions)|publisher=RARLAB|website=rarlab.com|access-date=2018-09-01}} Updated with each new beta test or released version. Current page has versions 4.00 and higher; archived page linked here has versions 3.70–3.93; older archived versions go back to 3.00</ref><ref>{{cite web |url=http://www.donationcoder.com/Reviews/Archive/ArchiveTools/index.html |title=Best Archive Tool |publisher=DonationCoder.com |date=2005-09-05 |access-date=2009-07-01 |archive-url=https://web.archive.org/web/20090602021709/http://www.donationcoder.com/Reviews/Archive/ArchiveTools/index.html |archive-date=2009-06-02 |url-status=live }}</ref> * [[Checksum]] (integrity) verification for ARJ, BZIP2, CAB, GZ, BZIP2, RAR, XZ, ZIP and 7z archives * [[Multithreaded CPU]] compression and decompression When creating RAR 7.0 archives: * Support for maximum file size of 16 [[Exbibyte|EiB]], about 1.8 × 10<sup>19</sup> bytes or 18 million TB * Compression dictionary from 1 MiB to 64 GiB (it is limited to 256 MiB on 32-bit editions, although 32-bit editions still can decompress archives with 1 GiB dictionary; default size is 32 MiB)<ref name=releases/> * Optional 256-bit [[BLAKE2]] file hashing that can replace the default 32-bit CRC32 file checksum<ref name="releases" /> * Optional encryption using [[AES encryption|AES]] with a 256-bit key<ref>[http://www.techno360.in/winrar-5/ "WinRAR 5 Final Released"] {{Webarchive|url=https://web.archive.org/web/20131202233837/http://www.techno360.in/winrar-5/ |date=2013-12-02 }} ''Techno360.in''. Retrieved 27 November 2013.</ref> in [[CBC mode]], using [[key derivation function]] based on [[PBKDF2]] using [[HMAC]]-SHA256<ref name=releases/> * Optional data [[redundancy (information theory)|redundancy]] is provided in the form of [[Reed–Solomon]] ''recovery records'' and ''recovery volumes'', allowing reconstruction of damaged archives (including reconstruction of entirely missed volumes) * Optional "quick open record" to open RAR files faster<ref name=releases/> * Ability to create multi-volume (split) archives<ref name=split>{{cite web |url=https://www.ghacks.net/2011/09/07/how-to-split-large-files-into-multiple-smaller-ones/ |title=How To Split Large Files Into Multiple Smaller Ones |website=gHacks Tech News |date=7 September 2011 |author=Martin Brinkmann |author-link=Martin Brinkmann |access-date=15 April 2017 |archive-url=https://web.archive.org/web/20170416045138/http://www.ghacks.net/2011/09/07/how-to-split-large-files-into-multiple-smaller-ones/ |archive-date=2017-04-16 |url-status=live }}</ref> * Ability to create [[self-extracting archive|self-extracting]] files (multi-volume self-extracting archives are supported;<ref name=split/> the self-extractor can execute commands, such as running a specified program before or after self-extraction<ref>WinRAR Help – GUI SFX modules: setup commands</ref>) * Support for [[NTFS]] permissions, hard and symbolic links<ref name=releases/> * Support for maximum path length up to 65,535 characters (stored in the [[UTF-8]] format)<ref name=releases/> * Optional archive comment (stored in the UTF-8 format)<ref name=releases/> * Optional file timestamps preservation: modification, creation, last access times with high precision<ref>{{Cite web |last=stevewhims |date=2021-01-07 |title=File Times - Win32 apps |url=https://learn.microsoft.com/en-us/windows/win32/sysinfo/file-times |access-date=2024-04-07 |website=learn.microsoft.com |language=en-us}}</ref> * Optional [[data deduplication|file deduplication]] * Advanced backup options, time-stamped files and previous file version retention.
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