Re: [IPsec] I-D Action: draft-ietf-ipsecme-implicit-iv-03.txt

[David Schinazi <[e-mail]>]

Thanks for the update, authors! I've reviewed -03 and it looks great to me.

David


> On May 9, 2018, at 13:09, [e-mail] wrote:
> 
> 
> A New Internet-Draft is available from the on-line Internet-Drafts directories.
> This draft is a work item of the IP Security Maintenance and Extensions WG of the IETF.
> 
>        Title           : Implicit IV for Counter-based Ciphers in Encapsulating Security Payload (ESP)
>        Authors         : Daniel Migault
>                          Tobias Guggemos
>                          Yoav Nir
> 	Filename        : draft-ietf-ipsecme-implicit-iv-03.txt
> 	Pages           : 8
> 	Date            : 2018-05-09
> 
> Abstract:
>   Encapsulating Security Payload (ESP) sends an initialization vector
>   (IV) or nonce in each packet.  The size of IV depends on the applied
>   transform, being usually 8 or 16 octets for the transforms defined by
>   the time this document is written.  Some algorithms such as AES-GCM,
>   AES-CCM, AES-CTR and ChaCha20-Poly1305 require a unique nonce but do
>   not require an unpredictable nonce.  When using such algorithms the
>   packet counter value can be used to generate a nonce.  This avoids
>   sending the nonce itself, and saves in the case of AES-GCM, AES-CCM,
>   AES-CTR and ChaCha20-Poly1305 8 octets per packet.  This document
>   describes how to do this.
> 
> 
> The IETF datatracker status page for this draft is:
> https://datatracker.ietf.org/doc/draft-ietf-ipsecme-implicit-iv/
> 
> There are also htmlized versions available at:
> https://tools.ietf.org/html/draft-ietf-ipsecme-implicit-iv-03
> https://datatracker.ietf.org/doc/html/draft-ietf-ipsecme-implicit-iv-03
> 
> A diff from the previous version is available at:
> https://www.ietf.org/rfcdiff?url2=draft-ietf-ipsecme-implicit-iv-03
> 
> 
> Please note that it may take a couple of minutes from the time of submission
> until the htmlized version and diff are available at tools.ietf.org.
> 
> Internet-Drafts are also available by anonymous FTP at:
> ftp://ftp.ietf.org/internet-drafts/
> 
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