Re: [urn] NEW NAMESPACE REGISTRATION: KNX

Thank you, Peter.
Also KNX-Cloud is back online with the download links on schema.knx.org being available again.

Best regards,
Michael

MICHAEL CRITCHFIELD

ETS Product Management

michael.critchfield@knx.org<mailto:michael.critchfield@knx.org> • T +49 151 50 666255

KNX Association

De Kleetlaan 5, B-1831 Brussels-Diegem • Belgium

www.knx.org<http://www.knx.org/>

________________________________
Von: Peter Saint-Andre <stpeter@stpeter.im>
Gesendet: Monday, September 18, 2023 6:35:56 PM
An: Michael Critchfield <michael.critchfield@knx.org>; urn@ietf.org <urn@ietf.org>
Cc: Joost Demarest <joost.demarest@knx.org>; André Hänel <ahaenel@knx.org>; Steven De Bruyne <steven.debruyne@knx.org>; W. van der Beek <w.vanderbeek@cascoda.com>
Betreff: Re: NEW NAMESPACE REGISTRATION: KNX

Thanks, Michael. This looks good to me and I approve of registration.

What do other review team members think?

Peter

P.S. When submitting this to IANA, I will remove the text about the
pending changes, since the completed registration template will be
posted on the IANA website:

https://www.iana.org/assignments/urn-namespaces/urn-namespaces.xhtml

On 9/17/23 11:03 AM, Michael Critchfield wrote:
> Hi Peter, hi URN Team,
>
> I appreciate your suggestion, many thanks!
>
> To make things easier on your end, I submit our amended registration
> request here:
>
> Reference is again our KNX IoT Point API Specification, available on
> https://schema.knx.org <https://schema.knx.org>.
>
> Specifically, the KNX IoT Point API Specification is attached, while the
> Servers are down.
>
> Please note that as per our previous discussions via eMail, these
> publicly available PDFs will undergo editorial changes to reflect your
> latest recommendations of
>
> -              replacing “relative URN” with “truncated URN” and
>
> -              streamlining the use of {...} vs. <...> for the
> definitions/uses/examples of urn:knx.
>
> These Changes are not yet reflected in the attached PDF.
>
>   * Namespace Identifier:  knx (example „urn:knx:dpa“)
>   * Version:  1
>   * Date:  2023-09-07
>   * Registrant:  KNX Association cvba, De Kleetlaan 5, B-1831
>     Brussels-Diegem, Belgium
>       o Joost Demarest joost.demarest@knx.org
>         <mailto:joost.demarest@knx.org>
>   * Purpose:  KNX IoT Point API, as specified on https://schema.knx.org
>     <https://schema.knx.org> (specifically
>     https://knxcloud.org/index.php/s/KNjAyyO0ojm5LSc/download
>     <https://knxcloud.org/index.php/s/KNjAyyO0ojm5LSc/download>) and
>     future EN50090-4-4, see note above on pending editorial changes.
>   * Syntax: urn:knx:<NSS> where the syntax of "<NSS>" is specified in
>     Section 2.2 of the URN Syntax requirements [RFC8141].
>   * Assignment: Assignment done by KNX Association through KNX
>     Specifications.
>       o KNX Association may assign special meaning in its Specifications
>         to certain substrings within the Namespace Specific String
>         (NSS), e.g., an NSS beginning with 'dpt' might refer to a
>         datapoint type.
>   * Security and Privacy:
>       o There are no additional security considerations other than those
>         normally associated with the use and resolution of URNs in
>         general, which are described in [RFC1737] and [RFC8141].
>       o This document registers a namespace for URNs.
>   * Interoperability: No known issues related to interoperability.
>   * Resolution: Not applicable; the "knx" namespace is not listed with a
>     Resolution Discovery System.
>   * Documentation: KNX IoT Point API, as specified on
>     https://schema.knx.org <https://schema.knx.org> (specifically
>     https://knxcloud.org/index.php/s/KNjAyyO0ojm5LSc/download
>     <https://knxcloud.org/index.php/s/KNjAyyO0ojm5LSc/download>) and
>     future EN50090-4-4, see note above on pending editorial changes.
>   * Additional Information: Not applicable
>   * Revision Information: Not applicable
>
> Please contact me for any registration related questions in this regard.
>
> Best regards,
>
> *MICHAEL CRITCHFIELD *
>
> ETS Product Management
>
> michael.critchfield@knx.org <mailto:michael.critchfield@knx.org>• T +49
> 151 50 666255
>
> **
>
> *KNX Association*
>
> De Kleetlaan 5, B-1831 Brussels-Diegem • Belgium
>
> www.knx.org<http://www.knx.org> <http://www.knx.org/>
>
> <https://knxperience.knx.org/>
>
> -----Ursprüngliche Nachricht-----
> Von: Peter Saint-Andre <stpeter@stpeter.im>
> Gesendet: Samstag, 16. September 2023 03:00
> An: Michael Critchfield <michael.critchfield@knx.org>; urn@ietf.org
> Cc: Joost Demarest <joost.demarest@knx.org>; André Hänel
> <ahaenel@knx.org>; Steven De Bruyne <steven.debruyne@knx.org>; W. van
> der Beek <w.vanderbeek@cascoda.com>
> Betreff: Re: AW: [urn] NEW NAMESPACE REGISTRATION: KNX
>
> Hi Michael,
>
> Thanks for clarifying. I suggest moving that sentence out of the
> Security & Privacy section and into the Assignment section. I might
> rephrase it as so:
>
> "The KNX Association may assign special meaning in its specifications to
> certain substrings within the Namespace Specific String (NSS), e.g., an
> NSS beginning with 'dpt' might refer to a datapoint type."
>
> This would appear be more accurate and it would also alleviate concerns
> about the seemingly nonexistent security implications of such substrings.
>
> Thanks,
>
> Peter
>
> On 9/15/23 1:56 AM, Michael Critchfield wrote:
>
>  > Hi Peter,
>
>  > Thanks for your kind reply and support on this.
>
>  > I attach the Specification in its current state and as it should be
> available via knxcloud.org (Server is down).
>
>  > The recommended changes are being processed internally as we speak.
>
>  >
>
>  > Regarding your question on the special meaning of certain characters
> of the NSS, we were referring to language we have specified and will be
> using within our namespace.
>
>  > Examples are urn:knx:fb for Functional Block or urn:knx:dpt for
> Datapoint Type.
>
>  >
>
>  > I hope this clarifies it a bit more. Please don’t hesitate to get
> back me if you need more info, like you did before.
>
>  >
>
>  > Best regards,
>
>  > Michael
>
>  >
>
>  > -----Ursprüngliche Nachricht-----
>
>  > Von: Peter Saint-Andre <stpeter@stpeter.im <mailto:stpeter@stpeter.im>>
>
>  > Gesendet: Donnerstag, 14. September 2023 18:20
>
>  > An: Michael Critchfield <michael.critchfield@knx.org
> <mailto:michael.critchfield@knx.org>>; urn@ietf.org <mailto:urn@ietf.org>
>
>  > Cc: Joost Demarest <joost.demarest@knx.org
> <mailto:joost.demarest@knx.org>>; André Hänel
>
>  > <ahaenel@knx.org <mailto:ahaenel@knx.org>>; Steven De Bruyne
> <steven.debruyne@knx.org <mailto:steven.debruyne@knx.org>>; W. van
>
>  > der Beek <w.vanderbeek@cascoda.com <mailto:w.vanderbeek@cascoda.com>>
>
>  > Betreff: Re: [urn] NEW NAMESPACE REGISTRATION: KNX
>
>  >
>
>  > Hi Michael & all,
>
>  >
>
>  > Although we typically like registrations to include a higher level of
> detail, I think we can approve this registration.
>
>  >
>
>  > I do have one further question about the following text under
> Security and Privacy:
>
>  >
>
>  > "The KNX Association may assign special meaning to certain characters
> of the Namespace Specific String (NSS) in its specifications."
>
>  >
>
>  > Because knxcloud.org is not responding to HTTP requests right now, I
> cannot download and check the specification for a description of this
> "special meaning"; however, what kind of security or privacy
> implications might there be?
>
>  >
>
>  > Peter
>
>  >
>
>  > On 9/7/23 1:16 AM, Michael Critchfield wrote:
>
>  >> Dear URN Team,
>
>  >>
>
>  >> As KNX Association cvba, we would like to register the following
>
>  >> Namespace from our KNX IoT Point API Specification with you for
>
>  >> listing in Uniform Resource Names (URN) Namespaces (iana.org)
>
>  >> <https://www.iana.org/assignments/urn-namespaces/urn-namespaces.xhtml
>
>  >> >
>
>  >>
>
>  >> Reference is our KNX IoT Point API Specification available on
>
>  >> https://schema.knx.org <https://schema.knx.org>
> <https://schema.knx.org <https://schema.knx.org>>.
>
>  >>
>
>  >> Specifically, the KNX IoT Point API Specification is found under this
>
>  >> link https://knxcloud.org/index.php/s/KNjAyyO0ojm5LSc/download
> <https://knxcloud.org/index.php/s/KNjAyyO0ojm5LSc/download>
>
>  >> <https://knxcloud.org/index.php/s/KNjAyyO0ojm5LSc/download
> <https://knxcloud.org/index.php/s/KNjAyyO0ojm5LSc/download>>.
>
>  >>
>
>  >> Please note that as per our previous discussions via eMail, these
>
>  >> publicly available PDFs will undergo editorial changes to reflect
>
>  >> your latest recommendations of
>
>  >>
>
>  >>    * replacing “relative URN” with “truncated URN” and
>
>  >>    * streamlining the use of {...} vs. <...> for the
>
>  >>      definitions/uses/examples of urn:knx.
>
>  >>
>
>  >> These Changes are not yet reflected on the publicly available PDFs.
>
>  >>
>
>  >>    * Namespace Identifier: knx (example „urn:knx:dpa“)
>
>  >>    * Version: 1
>
>  >>    * Date: 2023-09-07
>
>  >>    * Registrant: KNX Association cvba, De Kleetlaan 5, B-1831
>
>  >>      Brussels-Diegem, Belgium
>
>  >>        o Joost Demarest joost.demarest@knx.org
> <mailto:joost.demarest@knx.org>
>
>  >>          <mailto:joost.demarest@knx.org <mailto:joost.demarest@knx.org>>
>
>  >>    * Purpose: KNX IoT Point API, as specified on
> https://schema.knx.org <https://schema.knx.org>
>
>  >>      <https://schema.knx.org <https://schema.knx.org>> (specifically
>
>  >> https://knxcloud.org/index.php/s/KNjAyyO0ojm5LSc/download
> <https://knxcloud.org/index.php/s/KNjAyyO0ojm5LSc/download>
>
>  >>      <https://knxcloud.org/index.php/s/KNjAyyO0ojm5LSc/download
> <https://knxcloud.org/index.php/s/KNjAyyO0ojm5LSc/download>>) and
>
>  >>      future EN50090-4-4, see note above on pending editorial changes.
>
>  >>    * Syntax: urn:knx:<NSS> where the syntax of "<NSS>" is specified in
>
>  >>      Section 2.2 of the URN Syntax requirements [RFC8141].
>
>  >>    * Assignment: Assignment done by KNX Association through KNX
>
>  >>      Specifications.
>
>  >>    * Security and Privacy:
>
>  >>        o There are no additional security considerations other than
> those
>
>  >>          normally associated with the use and resolution of URNs in
>
>  >>          general, which are described in [RFC1737
>
>  >>          <https://www.rfc-editor.org/rfc/rfc1737
> <https://www.rfc-editor.org/rfc/rfc1737>>] and [RFC8141
>
>  >>          <https://www.rfc-editor.org/rfc/rfc8141
> <https://www.rfc-editor.org/rfc/rfc8141>>].
>
>  >>        o This document registers a namespace for URNs.  KNX Association
>
>  >>          may assign special meaning to certain characters of the
>
>  >>          Namespace Specific String (NSS) in its specifications.
>
>  >>    * Interoperability: No known issues related to interoperability.
>
>  >>    * Resolution: Not applicable; the "knx" namespace is not listed
> with a
>
>  >>      Resolution Discovery System.
>
>  >>    * Documentation: KNX IoT Point API, as specified on
>
>  >> https://schema.knx.org <https://schema.knx.org>
> <https://schema.knx.org <https://schema.knx.org>> (specifically
>
>  >> https://knxcloud.org/index.php/s/KNjAyyO0ojm5LSc/download
> <https://knxcloud.org/index.php/s/KNjAyyO0ojm5LSc/download>
>
>  >>      <https://knxcloud.org/index.php/s/KNjAyyO0ojm5LSc/download
> <https://knxcloud.org/index.php/s/KNjAyyO0ojm5LSc/download>>) and
>
>  >>      future EN50090-4-4, see note above on pending editorial changes.
>
>  >>    * Additional Information: Not applicable
>
>  >>    * Revision Information: Not applicable
>
>  >>
>
>  >> In the meantime, please contact me for any registration related
>
>  >> questions in this regard.
>
>  >>
>
>  >> Bestregards,
>
>  >>
>
>  >> *MICHAEL CRITCHFIELD *
>
>  >>
>
>  >> ETS Product Management
>
>  >>
>
>  >> michael.critchfield@knx.org <mailto:michael.critchfield@knx.org>
> <mailto:michael.critchfield@knx.org <mailto:michael.critchfield@knx.org>>• T
>
>  >> +49
>
>  >> 151 50 666255
>
>  >>
>
>  >> **
>
>  >>
>
>  >> *KNX Association*
>
>  >>
>
>  >> De Kleetlaan 5, B-1831 Brussels-Diegem • Belgium
>
>  >>
>
>  >> www.knx.org<http://www.knx.org> <http://www.knx.org> <http://www.knx.org/
> <http://www.knx.org/>>
>
>  >>
>
>  >> <https://knxperience.knx.org/ <https://knxperience.knx.org/>>
>
>  >>
>
>  >>
>
>  >> _______________________________________________
>
>  >> urn mailing list
>
>  >> urn@ietf.org <mailto:urn@ietf.org>
>
>  >> https://www.ietf.org/mailman/listinfo/urn
> <https://www.ietf.org/mailman/listinfo/urn>
>
>  >
>
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>
>  > Do not click links (with or without explicit IP addresses) or open
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>
>  >
>
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>
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