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2007/11/27, Aniruddha <zentooist@×××××.com>: |
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> Dan Farrell wrote: |
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> > md5sum - compute and check MD5 message digest |
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> > dan@pascal ~ $ dd if=/dev/urandom of=/tmp/md5src count=512 |
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> > 512+0 records in |
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> > 512+0 records out |
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> > 262144 bytes (262 kB) copied, 0.041335 s, 6.3 MB/s |
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> > dan@pascal ~ $ md5sum /tmp/md5src |
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> > 966019983a079e2bf03566d1f0eca061 /tmp/md5src |
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> > |
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> > if you want to verify your own download, you could download the file |
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> > here: |
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> > http://spore.ath.cx/~dan/md5src |
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> > and check to see if you get the same checksum. |
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> > |
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> |
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> Thank you for your answer. I am afraid you go a little to fast for me. |
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> What does "$ dd if=/dev/urandom of=/tmp/md5src count=512" exactly do? |
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|
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It generates a file out of random bits returned from /dev/urandom, I |
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think /dev/random is also possible. See here [1] and [2] for more |
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information. I thinks it was just meant as a sample file to compare |
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the md5 checksums. |
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|
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[1] http://en.wikipedia.org/wiki/Urandom |
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[2] http://www.linuxmanpages.com/man1/dd.1.php |
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-- |
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