[Openid-specs-ab] Updated JWE encryption examples
Axel.Nennker at telekom.de
Axel.Nennker at telekom.de
Tue Sep 4 20:52:52 UTC 2012
I will finish this tomorrow. Is the "int" parameter removed from the header altogether? Kdf too?
I checked the changes into the jsoncrypto repository but my development laptop crashed and I could not complete all tests.
Axel
From: Mike Jones [mailto:Michael.Jones at microsoft.com]
Sent: Tuesday, September 04, 2012 8:56 PM
To: Edmund Jay; Emmanuel Raviart; Brian Campbell; Nennker, Axel
Cc: openid-connect-interop at googlegroups.com; openid-specs-ab at lists.openid.net
Subject: Re: Updated JWE encryption examples
Have any of you tried decrypting these updated examples? I plan on using them in the next release of the JWE spec, but would like confirmation that they're correct.
Thanks again,
-- Mike
From: openid-connect-interop at googlegroups.com [mailto:openid-connect-interop at googlegroups.com] On Behalf Of Mike Jones
Sent: Wednesday, August 29, 2012 10:12 PM
To: Edmund Jay; Emmanuel Raviart; Brian Campbell; Axel Nennker
Cc: openid-connect-interop at googlegroups.com; openid-specs-ab at lists.openid.net
Subject: Updated JWE encryption examples
Here's updated encryption examples incorporating the proposed JWE/JWA changes. In summary, changes in these computations are:
* Updated the Concat KDF calculation, per yesterday's e-mail
* Consolidated the "enc", "int", and "kdf" parameters into a composite "enc" parameter, with new AES CBC "enc" values "A128CBC+HS256" and "A256CBC+HS512"
* Moved initialization vector out of the header into its own dot-separated parameter value (to save space and to factor it out for the JSON Serialization), with the JWE representation becoming header.encryptedKey.initializationVector.ciphertext.integrityValue
The examples attached are:
* JWE.log: Will be used to create the new AES-CBC example in Section 3.2 and Appendix A.2 of the JWE specification
* JWE2.log: Will be used to create the new AES-GCM example in Section 3.1 and Appendix A.1 of the JWE specification
It would be great if any of you can verify that you can decrypt these results!
Thanks again,
-- Mike
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