#28326: Tor Browser for PPC64LE
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Reporter: power9 | Owner: tbb-team
Type: enhancement | Status: new
Priority: Medium | Milestone:
Component: Applications/Tor Browser | Version:
Severity: Normal | Resolution:
Keywords: tbb-rbm | Actual Points:
Parent ID: | Points:
Reviewer: | Sponsor:
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Comment (by tpearson-raptor):
Replying to [comment:10 ppc64le]:
> Replying to [comment:3 gk]:
> > Replying to [comment:2 teor]:
> > > Tor doesn't support PPC, because its MUL instruction is not
constant-time.
> > > It's really hard to write secure crypto without a constant-time MUL.
> > >
https://trac.torproject.org/projects/tor/wiki/org/teams/NetworkTeam/SupportedPlatforms
> >
> > Good to know. FWIW: there are Debian packages for that platform,
though.
>
> {{{
> Debian 9 regrettably removes support for the following architecture:
>
> PowerPC (powerpc)
>
> The following are the officially supported architectures for Debian 9:
>
> 64-bit little-endian PowerPC (ppc64el)
> }}}
> Replying to [comment:4 power9]:
> > That's mean we never see Tor Browser on PPC?
> Yes.
As I mmentioned above, we do have constant time multiplication on ppc64le,
plus ppc64le is a Debian supported architecture. Can we get Tor for
ppc64le even if old 32-bit ppc is not supported?
--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/28326#comment:11>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
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