Thanks. I knew the problem was mine! On Thu, 2016-06-23 at 05:18 -0600, Brian Campbell wrote: > Figure 150 at the end of section 5.7 of the JOSE Cookbook (RFC 7520) > has an example of Flattened JWE JSON Serialization using A256GCMKW, > which might be helpful to illustrate. As Jim said, the content > encryption IV and tag are at the top level of the structure and the > IV and tag for the key wrap algorithm are parameters within the > encoded "protected" member. > > > > On Thu, Jun 23, 2016 at 2:10 AM, Jim Schaad <[email protected]> > wrote: > > I got the wrong answer last time. I should have thought a bit > > longer. > > > > No there is no conflict. The content encryption IV and tag are at > > the top level of the structure The IV and tag for the key wrap > > algorithm are either protected or unprotected attributes and placed > > in those fields as is appropriate. > > > > Jim > > > > > > > -----Original Message----- > > > From: jose [mailto:[email protected]] On Behalf Of Nathaniel > > McCallum > > > Sent: Wednesday, June 22, 2016 3:34 PM > > > To: [email protected] > > > Subject: [jose] JWE Flattened Serialization with AES*GCMKW > > Sealing > > > > > > I've been working on a C implementation of JOSE: > > > https://github.com/npmccallum/jose > > > > > > I noticed that RFC 7518 Section 4.7 defines the AES*GCMKW > > algorithms for key > > > encryption and defines some optional header parameters: iv and > > tag. Am I > > > wrong that this seems to collide with the iv and tag parameters > > when > > > AES*GCMKW is used in the JWE Flattened Serialization? > > > > > > Can someone help clarify this for me? > > > > > > _______________________________________________ > > > jose mailing list > > > [email protected] > > > https://www.ietf.org/mailman/listinfo/jose > > > > _______________________________________________ > > jose mailing list > > [email protected] > > https://www.ietf.org/mailman/listinfo/jose > > > > _______________________________________________ > jose mailing list > [email protected] > https://www.ietf.org/mailman/listinfo/jose
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