Printer Services Mail Archive: RE: PS> PSI Reqs revised Secu

RE: PS> PSI Reqs revised Security/Discovery sections

From: imcdonald@sharplabs.com
Date: Wed Oct 22 2003 - 18:08:31 EDT

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    Hi Alan,

    Thanks - I stand corrected.

    Cheers,
    - Ira

    > Thanks Ira,
    >
    > One minor note, instead of deleting accounting it now
    > says Accounting Attributes (instead of metrics)
    > and it just says:
    > The PSI shall support accounting metrics and attributes as
    > defined in a named version of the PWG Semantic model.
    >
    > Alan
    >
    >
    > -----Original Message-----
    > From: owner-ps@pwg.org [mailto:owner-ps@pwg.org]On Behalf Of Ira
    > McDonald
    > Sent: Tuesday, October 21, 2003 10:53 AM
    > To: ps@pwg.org
    > Subject: PS> PSI Reqs revised Security/Discovery sections
    >
    >
    > Hi folks, Tuesday (21 October
    > 2003)
    >
    > Below are complete rewrite replacements for the former sections:
    >
    > - 5.4 Security
    > - 6.1 Print Service Discovery Requirements
    >
    > Note that at our face-to-face review two weeks ago, we decided to
    > DELETE
    > entirely the former sections:
    >
    > - 5.5 Accounting Metrics - to be DELETED
    > - 6 Other Considerations - to be DELETED
    >
    > Thus, the two replacement sections now are:
    >
    > - 5.4 Security
    > - 5.5 Discovery
    >
    > Cheers,
    > - Ira McDonald
    > High North Inc
    >
    > ------------------------------------------------------------------------
    >
    >
    > 5.4 Security
    >
    > The PSI shall select one or more existing standard end-to-end security
    > protocols. The selected PSI security protocol(s) shall be specified as
    > optional to use for all PSI implementations, but mandatory to support for
    > all PSI implementations. The selected PSI security protocol(s) shall
    > support:
    >
    > (1) Client Authentication - protection from PSI service access by any
    > unauthenticated client system or process.
    >
    > (2) Server Authentication - protection from PSI service offering by any
    > unauthenticated server system or process.
    >
    > (3) Data Integrity - protection from PSI message insertion, message
    > deletion, or message modification by any intermediate system.
    >
    > (4) Data Privacy - protection from PSI message content disclosure to
    > any intermediate system.
    >
    > The PSI shall NOT specify or encourage the use of any hop-by-hop (link or
    > network layer) security protocols, because they do not offer any
    > end-to-end (application, session, or transport layer) security.
    >
    >
    > 5.5 Discovery
    >
    > The PSI should select and recommend one or more existing standard
    > discovery protocols. The selected PSI disovery protocol(s) should
    > support:
    >
    > (1) Service advertising
    >
    > (2) Service type discovery
    >
    > (3) Service capabilities discovery
    >
    > (4) Device advertising
    >
    > (5) Device type discovery
    >
    > (6) Device capabilities discovery
    >
    > Ira McDonald (Musician / Network Software Architect)
    > Blue Roof Music / High North Inc
    > PO Box 221
    > Grand Marais, MI 49839
    > Phone: +1-906-494-2434
    > Email: imcdonald@sharplabs.com



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