[ietf-dkim] Re: An overview of cryptographic protocols to prevent spam

On Sun, Sep 25, 2005 at 07:14:20PM +0200,
 Frank Ellermann <nobody(_at_)xyzzy(_dot_)claranet(_dot_)de> wrote 
 a message of 7 lines which said:

> About 640 KB PDF. it cannot be displayed by AcroReader 3.0
You should use free tools only, it works fine with xpdf :-)

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