[wix-devs] Suggestion: New predefined variable for Burn Bundle: Sha2Supported

[Sean Hall]

We're not taking new features in v3 so I don't see this happening there.

In v4, I'm hoping we can implement
https://github.com/wixtoolset/issues/issues/5539. Then we could add this
kind of search to the Util extension for people to pull in if they need it.

On Sat, Mar 7, 2020 at 3:58 AM Tobias Erichsen via wix-devs <
wix-devs at lists.wixtoolset.org> wrote:

> As no new SHA1 certificates are given out anymore, unfortunately this is
> not an option...
>
> ________________________________
> Von: Hoover, Jacob [mailto:Jacob.Hoover at greenheck.com]
> Gesendet: Freitag, 6. März 2020 17:00
> An: WiX Toolset Developer Mailing List
> Cc: Tobias Erichsen
> Betreff: RE: Suggestion: New predefined variable for Burn Bundle:
> Sha2Supported
>
> Isn't that what dual signing is for?
>
> From: wix-devs [mailto:wix-devs-bounces at lists.wixtoolset.org] On Behalf
> Of Tobias Erichsen via wix-devs
> Sent: Thursday, March 5, 2020 9:11 PM
> To: wix-devs at lists.wixtoolset.org
> Cc: Tobias Erichsen <info at tobias-erichsen.de>
> Subject: [wix-devs] Suggestion: New predefined variable for Burn Bundle:
> Sha2Supported
>
> Hi there,
>
> I know that Windows 7 is dead, but there are quite a few people out there
> still
> running those, especially version that have not been upgraded to support
> SHA2.
>
> As those W7 installations cannot currently receive any updates after the
> update
> servers have been updated to only support SHA2, I was wondering if it would
> be possible to include a variable "Sha2Supported" which will check for
> availability
> of KB 3033929.
>
> So depending on this variable, I could either install an old version of my
> driver
> (SHA1-signed) or issue a warning to manually install KB3033929...
>
> On Github there is a simple check available for SHA2 compatiblity:
> https://gist.github.com/navossoc/7572c7d82243e9f818989e2765e7793a
>
> What do you think about that proposal?
>
> Best regards,
> Tobias
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