On Sun, 22 Jul 2007, fleet(_at_)teachout(_dot_)org wrote:
Look at the first five (or so) characters in base64 encoding. Encoding
for a PDF file seems to start always with 'JVBER'. One can also identify
GIF, JPG, PNG, etc. the same way.
So something like:
:0B
* ^JVBER
PDF-junk
Still send innocent pdf to junk.
Btw, my teacher's name is J.V.Ber so his username is ...
Bye,
Udi
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