Shred

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Home > CentOS > CentOS 6.x > Security tools > shred

Writing zeros to a file

If there is a need to write all zeros to a file then one can use 

 
   shred -n 1 -z <file-name>

Note that 'dd if=/dev/zero of=<file>' wont work as it wont end. So dd would have to be limited using bs, count, etc mechanisms.




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