Looks like the HTTPS redirect is busted; you need "www.pwg.org" as "pwg.org" has the old (beta) site on it...
Working on a fix...
> On Jul 23, 2020, at 2:10 PM, Rizzo, Christopher via ipp <ipp at pwg.org> wrote:
>> The page it's on is pwg.org/ipp/everywhere.html
>> The bad link is https://ftp.pwg.org/pub/pwg/tools/sw-ippeveselfcert10-20181109-macos.zip>> Also noticed the Ubuntu LTS Tools and Windows Tools links are bad.
>> Thanks,
> Chris
>> Christopher Rizzo
> Xerox Corporation
> GDG/Discovery/Advance Technology
> 26600 SW Parkway Ave.
> Wilsonville, OR 97070-9251
> Phone: (585) 314-6936
> Email: Christopher.Rizzo at xerox.com>> "The realization came over me with full force that a good part of the remainder of my life was going to be spent in finding errors in my own programs."
> -Maurice Wilkes, Memoirs of a Computer Pioneer
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________________________
Michael Sweet