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 <H2><A NAME="SECTION00074000000000000000">
 CVD format</A>
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     CVD (ClamAV Virus Database) is a digitally signed tarball containing
     one or more databases. The header is a 512-bytes long string with colon
     separated fields:
     <PRE>
 ClamAV-VDB:build time:version:number of signatures:functionality
 level required:MD5 checksum:digital signature:builder name:build time (sec)
 </PRE>
     <code>sigtool --info</code> displays detailed information on CVD files:
     <PRE>
 zolw@localhost:/usr/local/share/clamav$ sigtool -i daily.cvd 
 File: daily.cvd
 Build time: 10 Mar 2008 10:45 +0000
 Version: 6191
 Signatures: 59084
 Functionality level: 26
 Builder: ccordes
 MD5: 6e6e29dae36b4b7315932c921e568330
 Digital signature: zz9irc9irupR3z7yX6J+OR6XdFPUat4HIM9ERn3kAcOWpcMFxq
 Fs4toG5WJsHda0Jj92IUusZ7wAgYjpai1Nr+jFfXHsJxv0dBkS5/XWMntj0T1ctNgqmiF
 +RLU6V0VeTl4Oej3Aya0cVpd9K4XXevEO2eTTvzWNCAq0ZzWNdjc
 Verification OK.
 </PRE>
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 <ADDRESS>
 Tomasz Kojm
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 2010-05-19
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