[cifs-protocol] [EXTERNAL] What is AES256-CTS-HMAC-SHA1-96-SK - TrackingID#2211100040001759

[Michael Bowen]

[DocHelp to bcc, Support mail to cc]



Hi Andrew,



Thanks for your inquiry. I've created case number 2211100040001759 to track this issue. In your correspondence, please leave the case number in the subject line and use reply all. One of our engineers will contact you soon



Best regards,
Mike Bowen
Escalation Engineer - Microsoft Open Specifications

From: Andrew Bartlett <abartlet at samba.org>
Sent: Wednesday, November 9, 2022 3:03 PM
To: Interoperability Documentation Help <dochelp at microsoft.com>
Cc: cifs-protocol mailing list <cifs-protocol at lists.samba.org>
Subject: [EXTERNAL] What is AES256-CTS-HMAC-SHA1-96-SK

Kia Ora Dochelp!

In the errata to MS-KILE I see references to AES256-CTS-HMAC-SHA1-96-SK however I can't find any public references to this constant, nor further documentation on what it is used for.

https://learn.microsoft.com/en-us/openspecs/windows_protocols/ms-winerrata/c982f6c4-2f70-4dc7-b252-09092e9f1eed<https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%2Flearn.microsoft.com%2Fen-us%2Fopenspecs%2Fwindows_protocols%2Fms-winerrata%2Fc982f6c4-2f70-4dc7-b252-09092e9f1eed&data=05%7C01%7CMike.Bowen%40microsoft.com%7Cdce802c19f1b4fe4659a08dac2a6c33b%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C638036318750770151%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000%7C%7C%7C&sdata=MPpSyoD8SJIR2%2BW6k2nawZzzMfLplwC0ZU%2B4bTvCC%2BM%3D&reserved=0>

Can you explain what this encryption type is and where to learn more about it?

Thanks,

Andrew Bartlett

--
Andrew Bartlett (he/him)       https://samba.org/~abartlet/<https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fsamba.org%2F~abartlet%2F&data=05%7C01%7CMike.Bowen%40microsoft.com%7Cdce802c19f1b4fe4659a08dac2a6c33b%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C638036318750770151%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000%7C%7C%7C&sdata=yVQmhm22u6ylAUdQJQ313F0Z59RfpZlIeH6Eb%2FOjhOk%3D&reserved=0>
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