Re: [exim] SRS-hash with ".."

On Friday 10 of November 2017, Richard Salts via Exim-users wrote:
> On 10 November 2017 9:13:53 pm LHDT, Jeremy Harris <jgh@???> wrote:
> >Please, no direct responses. I read the ML.
> >
> >On 10/11/17 09:55, Niels Kobschaetzki wrote:
> >> experimental one that is based on the libsrs_alt. I didn't know that
> >> there is another way to do SRS with exim and I can't find
> >
> >documentation
> >
> >> for it.
> >
> >I think any use of dots in the libsrs_alt version is buried in there
> >and Exim has no visibility of it.
>
> There is a compile time option for libsrs-alt to turn this option on.

It's --with-base64compat, was hit by it some time ago (and with gmail). So it
is broken since two dots are not allowed by RFC.

> It's
> not the default, but is there for servers which blacklist the / and = in
> local parts iirc.

And without that option it is also problematic due to use of "/".

So both options are bad :)

--
Arkadiusz Miśkiewicz, arekm / ( maven.pl | pld-linux.org )