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0001 <!-- 0002 SPDX-FileCopyrightText: 2000-2003 Shie Erlich <erlich@users.sourceforge.net> 0003 SPDX-FileCopyrightText: 2000-2003 Rafi Yanai <yanai@users.sourceforge.net> 0004 SPDX-FileCopyrightText: 2004-2010 Frank Schoolmeesters <codeknight@users.sourceforge.net> 0005 SPDX-FileCopyrightText: 2000-2022 Krusader Krew <https://krusader.org> 0006 --> 0007 <sect1 id="checksum"> 0008 <title>Checksum Creation and Verification</title> 0009 <indexterm> 0010 <primary>Checksum</primary> 0011 </indexterm> 0012 <para> 0013 <menuchoice> 0014 <guimenu>File</guimenu> 0015 <guimenuitem>Create Checksum...</guimenuitem> 0016 </menuchoice>: 0017 &krusader; checks which tools you have 0018 and if those tools allow recursive operation (in case you 0019 selected folders), you can generate a checksum by choosing a 0020 checksum type from the list (<guilabel>md5</guilabel>, 0021 <guilabel>sha</guilabel>, &etc;). You can then save the 0022 checksum to a file, usually called <filename>checksum.md5</filename> 0023 or <filename>checksum.sha1</filename>.</para> 0024 <para> 0025 <menuchoice> 0026 <guimenu>File</guimenu> 0027 <guimenuitem>Verify Checksum...</guimenuitem> 0028 </menuchoice>: 0029 &krusader; checks if you have a tool that 0030 supports the type of checksum you need (from your specified 0031 checksum file) and displays the files that failed the checksum 0032 (if any).</para> 0033 <para>The system abstracts over different checksum mechanisms and 0034 Checksum Utilities. At the moment, the following checksums are 0035 supported: md5, sha1, sha256, sha224, sha256, sha384, sha512, 0036 tiger, whirlpool, cfv and crc. Please check your 0037 <link linkend="konfig-dependencies">Checksum Utilities 0038 settings</link> before using this function.</para> 0039 </sect1>