[IPP] 5100.11 "job-password-encryption-supported" - what SHA version does 'sha' keyword indicate?

[IPP] 5100.11 "job-password-encryption-supported" - what SHA version does 'sha' keyword indicate?

Michael Sweet msweet at apple.com
Mon Aug 27 21:27:14 UTC 2018


Smith,

I've added this to my TODO list for the next registry update.


> On Aug 27, 2018, at 5:22 PM, Kennedy, Smith (Wireless & Standards Architect) <smith.kennedy at hp.com> wrote:
> 
> Actually, found that they were registered here:
> 
> http://www.pwg.org/pipermail/ipp/2015/018630.html
> 
> Mike or Ira, can you update the link for the 'sha2-512_224' and 'sha3-512_224' keyword registrations in the IANA registry? 
> 
> Smith
> 
> 
> 
>> On Aug 27, 2018, at 3:18 PM, Kennedy, Smith (Wireless & Standards Architect) <smith.kennedy at hp.com> wrote:
>> 
>> Greetings,
>> 
>> Resurrecting an old thread: although not listed below, the 'sha2-512_224' keyword was also registered.
>> 
>> Smith
>> 
>> /**
>>    Smith Kennedy
>>    Wireless & Standards Architect - IPG-PPS
>>    Standards - IEEE ISTO PWG / Bluetooth SIG / Wi-Fi Alliance / NFC Forum / USB-IF
>>    Chair, IEEE ISTO Printer Working Group
>>    HP Inc.
>> */
>> 
>> 
>> 
>>> On Jun 16, 2014, at 2:56 PM, Michael Sweet <msweet at apple.com> wrote:
>>> 
>>> OK, the consensus at today's concall is that "sha" refers to SHA-1.  We will register the following values for SHA2:
>>> 
>>>  sha2-224
>>>  sha2-256
>>>  sha2-384
>>>  sha2-512
>>>  sha2-512_256
>>> 
>>> The latter is the 512-bit SHA-2 hash truncated to 256 bits as used in the upcoming HTTP Digest authentication update.
>>> 
>>> Once a non-draft US NIST (or other) specification is released, we will also register the following new values for SHA-3 and Shake:
>>> 
>>>  sha3-224
>>>  sha3-256
>>>  sha3-384
>>>  sha3-512
>>>  sha3-512_256
>>>  shake-128
>>>  shake-256
>>> 
>>> 
>>> The IANA registration information for the SHA-2 registrations is:
>>> 
>>> Attributes (attribute syntax)
>>>  Keyword Attribute Value                       Reference
>>>  -----------------------                       ---------
>>> job-password-encryption (type2 keyword)		[PWG5100.11]
>>>  sha2-224
>>>  sha2-256
>>>  sha2-384
>>>  sha2-512
>>>  sha2-512_256
>>> 
>>> 
>>> On Jun 12, 2014, at 4:52 PM, Kennedy, Smith (Wireless Architect) <smith.kennedy at hp.com> wrote:
>>> 
>>>> Greetings,
>>>> 
>>>> PWG 5100.11 (JPS2) defines the “job-password-encryption-supported” attribute.  One of the keywords defined in JPS2 is ’sha’.  Neither the keyword nor the description is clear as to which SHA generation is being used.  Is this SHA-0 or SHA-1?  Do we need to define additional keywords to bring this up-to-date?
>>>> 
>>>> Smith
>>>> 
>>>> /**
>>>>    Smith Kennedy
>>>>    ATB Wireless Architect - PPS
>>>>    Hewlett-Packard Co.
>>>> */
>>>> 
>>>> 
>>>> 
>>>> _______________________________________________
>>>> ipp mailing list
>>>> ipp at pwg.org
>>>> https://www.pwg.org/mailman/listinfo/ipp
>>> 
>>> _________________________________________________________
>>> Michael Sweet, Senior Printing System Engineer, PWG Chair
>>> 
>> 
>> _______________________________________________
>> ipp mailing list
>> ipp at pwg.org
>> https://www.pwg.org/mailman/listinfo/ipp
> 

_________________________________________________________
Michael Sweet, Senior Printing System Engineer



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