From: AKASHI Takahiro <takahiro.akashi@linaro.org>
To: u-boot@lists.denx.de
Subject: U-Boot FIT Signature Verification
Date: Wed, 16 Sep 2020 17:13:50 +0900 [thread overview]
Message-ID: <20200916081350.GB2978867@laputa> (raw)
In-Reply-To: <5075840b-acb3-5146-17ff-098dd739ee68@gmx.de>
On Wed, Sep 16, 2020 at 01:19:03AM +0200, Heinrich Schuchardt wrote:
> On 9/11/20 7:26 PM, Andrii Voloshyn wrote:
> > Hi there,
> >
> > Does U-boot take into account certificate expiration date when verifying signed images in FIT? In other words, is date stored along with the public key in DTB file?
> >
> > Cheers,
> > Andy
> >
>
> Hello Philippe,
>
> looking at padding_pkcs_15_verify() in lib/rsa/rsa-verify.c I cannot
> find a comparison of the date on which an image was signed with the
> expiry date of the certificate. Shouldn't there be a check? Or did I
> simply look into the wrong function?
I think Simon is the right person to answer this question, but
as far as I know, we don't have any device tree property for the expiration
date of a public key. See doc/uImage.FIT/signature.txt.
-Takahiro Akashi
> Best regards
>
> Heinrich
next prev parent reply other threads:[~2020-09-16 8:13 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-11 17:26 U-Boot FIT Signature Verification Andrii Voloshyn
2020-09-15 23:19 ` Heinrich Schuchardt
2020-09-16 8:13 ` AKASHI Takahiro [this message]
2020-09-16 11:14 ` Heinrich Schuchardt
2020-09-16 11:40 ` Joakim Tjernlund
2020-09-16 11:55 ` Heinrich Schuchardt
2020-09-16 12:05 ` Joakim Tjernlund
2020-09-16 12:44 ` Heinrich Schuchardt
2020-09-16 19:54 ` Tom Rini
2020-09-17 5:33 ` takahiro.akashi at linaro.org
2020-09-17 5:57 ` takahiro.akashi at linaro.org
2020-09-17 5:26 ` AKASHI Takahiro
2020-09-16 20:01 ` Philippe REYNES
-- strict thread matches above, loose matches on Subject: below --
2020-09-16 15:31 REITHER Robert - Contractor
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