From: "Geo." 

"Mike N."  wrote in message
news:27ck4012s9l1k1g45673kd5urupeabfmqm{at}4ax.com...

>   If you de-mime the zip file, you can inspect the file names.  A trailing
> '+' indicates an encrypted file.   This can easily be thwarted by double
> zipping and having people click twice.

I'm not about to dedicate that much cpu to non delivery functions. Besides,
looking inside zip files exposes you to the ever expanding zip exploit. A
simple bit mask search is like one more spam check, I can spare the cpu for
that. (and I thought it was a * character in current zips?)

Geo.

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