Watermarking, what does it actually consist of ...
spamlists at coders.co.uk
Fri May 23 08:50:18 IST 2008
Mikael Syska wrote:
> What is the watermark contructed of, I know it contains the some kind
> of MD5 hash of the watermarking "secret" and some kind of timestamp
return Digest::MD5::md5_base64(join("\$\%", $expiry, $email, $date,
so you end up with the base64 md5 of
"12346678$%sender at domain.com$%12345678$%S3cret$%<Message-Id-Header>"
The only problem I see is converting the date in to a unix time stamp...
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