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[STDS-802-11] Now it's r11, was: Re: [STDS-802-11] 11-19/1173r9-- mitigating side channel and timing attacks



--- This message came from the IEEE 802.11 Working Group Reflector ---

 

  OK, make that r11. I received comments on r9 and r10 and have addressed them in r11. This

is the version I will be presenting tomorrow in the teleconference of the TGm ad hoc.

 

  regards,

 

  Dan.

 

On 8/17/19, 9:16 AM, "Harkins, Daniel" <daniel.harkins@xxxxxxx> wrote:

 

--- This message came from the IEEE 802.11 Working Group Reflector ---

 

  Hello,

 

  I received a couple comments regarding typos in 11-19/1173r9 and have not gotten any more

comments so I have uploaded r10 which only differs from r9 by corrected typos, the content is

exactly the same.

 

  regards,

 

  Dan.

 

On 8/2/19, 11:02 AM, "Harkins, Daniel" <daniel.harkins@xxxxxxx> wrote:

 

--- This message came from the IEEE 802.11 Working Group Reflector ---

  Hello,

 

  I have updated 11-19/1173 to do the "Simplified SWU" method of hashing to a curve. This supports

all the curves possible with SAE and is more efficient that the previous version. It can be implemented

in constant time which will mitigate the side channel and timing attacks described in the recent

"Dragonblood" paper. In addition, it mitigates a group downgrade attack (also described in that paper).

 

      https://mentor.ieee.org/802.11/dcn/19/11-19-1173-09-000m-pwe-in-constant-time.docx

 

  Please take a look. I have implemented this so I know it works. The question is, though, is this

specified in a clear enough way for others to implement.

 

  regards,

 

  Dan.

 

 


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