Re: [sfc] Warren Kumari's No Objection on draft-ietf-sfc-nsh-integrity-06: (with COMMENT)

[[e-mail]]

Hi Warren,

Thanks for the comment. 

Will see how to tweak that sentence. If we don't have a better alternative, we will leave it to the RFC editor. 

Cheers,
Med

> -----Message d'origine-----
> De : Warren Kumari via Datatracker [mailto:[e-mail]]
> Envoyé : mercredi 14 juillet 2021 19:56
> À : The IESG <[e-mail]>
> Cc : [e-mail]; [e-mail];
> [e-mail]; [e-mail]; [e-mail];
> [e-mail]
> Objet : Warren Kumari's No Objection on draft-ietf-sfc-nsh-
> integrity-06: (with COMMENT)
> 
> Warren Kumari has entered the following ballot position for
> draft-ietf-sfc-nsh-integrity-06: No Objection
> 
> When responding, please keep the subject line intact and reply to
> all email addresses included in the To and CC lines. (Feel free to
> cut this introductory paragraph, however.)
> 
> 
> Please refer to https://www.ietf.org/iesg/statement/discuss-
> criteria.html
> for more information about DISCUSS and COMMENT positions.
> 
> 
> The document, along with other ballot positions, can be found here:
> https://datatracker.ietf.org/doc/draft-ietf-sfc-nsh-integrity/
> 
> 
> 
> --------------------------------------------------------------------
> --
> COMMENT:
> --------------------------------------------------------------------
> --
> 
> I support Roman and Eric's DISCUSS points.
> 
> I also found:
> "Note that some transport encapsulations (e.g., IPsec) only provide
> hop-by-hop security between two SFC data plane elements (e.g., two
> Service Function Forwarders (SFFs), SFF to SF) and do not provide
> SF-to-SF security of NSH metadata.  For example, if IPsec is used,
> SFFs or SFs within a Service Function Path (SFP) that are not
> authorized to access the privacy-sensitive metadata will have access
> to the metadata." to be incredibly hard to read/parse. I think that
> my confusion comes in around the "that are not authorized to access
> the privacy-sensitive metadata will have access to the metadata."
> test, and thing that the last sentence should be rewritten to start
> with "Because IPsec does not... it exposes privacy-sensitive
> metadata to..."
> 
> Also, thanks to Jürgen Schönwälder for the OpsDir review, and to the
> authors for addressing the comments.
> 
> 


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