Re: Bug 24410 - AES-CBC description

Does anyone object to the resolution proposed by Jim ?

...Mark


On Thu, Feb 20, 2014 at 5:12 PM, Mark Watson <watsonm@netflix.com> wrote:

> I filed https://www.w3.org/Bugs/Public/show_bug.cgi?id=24760
>
>
> On Thu, Feb 20, 2014 at 4:45 PM, Jim Schaad <ietf@augustcellars.com>wrote:
>
>> Let's start with a discussion of what reference(s) we should be using for
>> the padding algorithm.  The problem with both of the current one is that
>> they are setup for 64-bit encryption block algorithms and not the current
>> 128-bit block size.  The best reference that I can give you for now would
>> be RFC 5652 (Cryptographic Message Syntax) which is the official successor
>> to PKCS #7 in any event.  The section that describes the padding algorithm
>> is section 6.3
>>
>>
>>
>> The unpadding algorithm in step 5 of decrypt needs to state "If p is zero
>> or greater than 16"
>>
>>
>>
>>
>>
>> Jim
>>
>>
>>
>
>

Received on Wednesday, 26 February 2014 21:45:47 UTC