Hi Hubert, Did you mean this for https://groups.google.com/forum/#!forum/mozilla.dev.security.policy ?
On Tue, Nov 21, 2017 at 9:26 AM, Hubert Kario <hka...@redhat.com> wrote: > In response to comment made by Gervase Markham[1], pointing out that > Mozilla > doesn't have an official RSA-PSS usage policy. > > This is the thread to discuss it and make a proposal that could be later > included in Mozilla Root Store Policy[2] > > I'm proposing the following additions to the Policy (leaving out exactly > which > sections this needs to be added, as that's better left for the end of > discussion): > > - RSA keys can be used to make RSASSA-PKCS#1 v1.5 or RSASSA-PSS > signatures on > issued certificates > - certificates containing RSA parameters can be limited to perform > RSASSA-PSS > signatures only by specifying the X.509 Subject Public Key Info algorithm > identifier to RSA-PSS algorithm > - end-entity certificates must not include RSA-PSS parameters in the > Public > Key Info Algorithm Identifier - that is, they must not be limited to > creating > signatures with only one specific hash algorithm > - issuing certificates may include RSA-PSS parameters in the Public Key > Info > Algorithm Identifier, it's recommended that the hash selected matches the > security of the key > - signature hash and the hash used for mask generation must be the same > both > in public key parameters in certificate and in signature parameters > - the salt length must equal at least 32 for SHA-256, 48 for SHA-384 and > 64 > bytes for SHA-512 > - SHA-1 and SHA-224 are not acceptable for use with RSA-PSS algorithm > > 1 - https://bugzilla.mozilla.org/show_bug.cgi?id=1400844#c15 > 2 - https://www.mozilla.org/en-US/about/governance/policies/ > security-group/ > certs/policy/ > -- > Regards, > Hubert Kario > Senior Quality Engineer, QE BaseOS Security team > Web: www.cz.redhat.com > Red Hat Czech s.r.o., Purkyňova 115, 612 00 Brno, Czech Republic > -- > dev-tech-crypto mailing list > dev-tech-crypto@lists.mozilla.org > https://lists.mozilla.org/listinfo/dev-tech-crypto > -- dev-tech-crypto mailing list dev-tech-crypto@lists.mozilla.org https://lists.mozilla.org/listinfo/dev-tech-crypto