Re: Two AES encryption modes?

["Housley, Russ" <rhousley@rsasecurity.com>]

As one of its authors, I advocate CCM, which is unencumbered by 
patents.  There are other alternatives, but you need to be careful of their 
patent status.  You can find information about several choices at:
         http://csrc.nist.gov/encryption/modes/proposedmodes


Russ


At 12:54 PM 7/26/2002 -0700, Ramana Yarlagadda wrote:
>Hi, Russ
>
>Thanks for your reply. We are developing AISIC solutions for Security 
>applications and as part of this we implement Cryptographic algorithms in 
>the hardware.
>
>ESP v2 talks about the combined mode algorithms and couldn't get any 
>information about the algorithms that we must support for this.
>
>Can you throw some light on this.
>
>-cheers
>-ramana
>At 03:19 PM 7/26/02 -0400, Housley, Russ wrote:
>>Ramana:
>>
>>In a separate I-D, I plan to post a specification for using AES-CCM.
>>
>>For those that are interested, you can learn more about AES-CCM at
>>http://csrc.nist.gov/encryption/modes/proposedmodes/ccm/ccm.pdf.
>>
>>Russ
>>
>>
>>At 01:00 PM 7/24/2002 -0700, Ramana Yarlagadda wrote:
>>>Hi all
>>>
>>>What about the combined modes that AES support?
>>>
>>>-thanks
>>>-ramana