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  3. [security] Introducing signing support to MySensors

[security] Introducing signing support to MySensors

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  • skywatchS skywatch

    @Anticimex said in [security] Introducing signing support to MySensors:

    @ahmedadelhosni

    For MySensors v3, an entirely new security scheme is under consideration. But it will mean dropping support for the atmga328p as it is not powerful enough.

    Eeekk... Does that mean any nodes based on the pro-mini etc will no longer work with v3.0 signing? Or will there be backwards compatibility to still use these with ATSHA204 as we do today?

    AnticimexA Offline
    AnticimexA Offline
    Anticimex
    Contest Winner
    wrote on last edited by
    #479

    @skywatch The security solution known as "signing" and "encryption" today will still be available in v3, but will then be referred as "legacy" signing. It will be considered obsolete and only bugfixing will take place, but it will still be supported. Also for the current newer devices, but it might not be ported to upcoming platforms with higher performence.

    Do you feel secure today? No? Start requiring some signatures and feel better tomorrow ;)

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    • skywatchS Offline
      skywatchS Offline
      skywatch
      wrote on last edited by
      #480

      That was a fast reply! :) - Thank you, at least I can carry on building now :)

      Where are the latest docs for signing and encryption for ver 2.2.0-rc.1? A few links on the site no longer work and I am having trouble finding what to do (eg HW signing, attach ATSHA204 like this, then do this, then do the other thing and in your sketch do this etc.....) You get the idea! ;)

      AnticimexA 1 Reply Last reply
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      • skywatchS skywatch

        That was a fast reply! :) - Thank you, at least I can carry on building now :)

        Where are the latest docs for signing and encryption for ver 2.2.0-rc.1? A few links on the site no longer work and I am having trouble finding what to do (eg HW signing, attach ATSHA204 like this, then do this, then do the other thing and in your sketch do this etc.....) You get the idea! ;)

        AnticimexA Offline
        AnticimexA Offline
        Anticimex
        Contest Winner
        wrote on last edited by
        #481

        @skywatch you have the links at the very top of this thread :)

        Do you feel secure today? No? Start requiring some signatures and feel better tomorrow ;)

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        • skywatchS Offline
          skywatchS Offline
          skywatch
          wrote on last edited by
          #482

          Wouldn't you believe it? - I just found this....

          https://www.mysensors.org/apidocs-beta/group__MySigninggrpPub.html

          AnticimexA 1 Reply Last reply
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          • skywatchS skywatch

            Wouldn't you believe it? - I just found this....

            https://www.mysensors.org/apidocs-beta/group__MySigninggrpPub.html

            AnticimexA Offline
            AnticimexA Offline
            Anticimex
            Contest Winner
            wrote on last edited by
            #483

            @skywatch :+1:

            Do you feel secure today? No? Start requiring some signatures and feel better tomorrow ;)

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            • skywatchS Offline
              skywatchS Offline
              skywatch
              wrote on last edited by
              #484

              :)

              Lots to read today!

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              • skywatchS Offline
                skywatchS Offline
                skywatch
                wrote on last edited by
                #485

                Just had a quick look and that is a good explaination and example code too - This should be on the main site as it is much clearer and more user friendly than the current content.... Just my 0.02€

                AnticimexA 1 Reply Last reply
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                • skywatchS skywatch

                  Just had a quick look and that is a good explaination and example code too - This should be on the main site as it is much clearer and more user friendly than the current content.... Just my 0.02€

                  AnticimexA Offline
                  AnticimexA Offline
                  Anticimex
                  Contest Winner
                  wrote on last edited by
                  #486

                  @skywatch it is intended to replace the main site documentation. But as master and development branches differ significantly currently, we are awaiting v2.2.0 release first.

                  Do you feel secure today? No? Start requiring some signatures and feel better tomorrow ;)

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                  • skywatchS Offline
                    skywatchS Offline
                    skywatch
                    wrote on last edited by
                    #487

                    No problems. I have enough to learn a lot from now! :)

                    Just curious though as to what would be replacing the AT328p for v3.0 and signing and encryption - thinking to maybe order some now and get used to them..... Raspberry pi zeros everywhere or ...?

                    AnticimexA 1 Reply Last reply
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                    • skywatchS skywatch

                      No problems. I have enough to learn a lot from now! :)

                      Just curious though as to what would be replacing the AT328p for v3.0 and signing and encryption - thinking to maybe order some now and get used to them..... Raspberry pi zeros everywhere or ...?

                      AnticimexA Offline
                      AnticimexA Offline
                      Anticimex
                      Contest Winner
                      wrote on last edited by
                      #488

                      @skywatch nRF5 is a versatile, powerful option to an atmga328p plus nrf24 radio.

                      Do you feel secure today? No? Start requiring some signatures and feel better tomorrow ;)

                      1 Reply Last reply
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                      • skywatchS Offline
                        skywatchS Offline
                        skywatch
                        wrote on last edited by
                        #489

                        I just looked - built in aes and lots of memory..... looks interesing.
                        Downsied is the higher price, but will have some good uses I am sure.

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                        • alowhumA Offline
                          alowhumA Offline
                          alowhum
                          Plugin Developer
                          wrote on last edited by
                          #490

                          Is there any news on Security 3.0?

                          AnticimexA 1 Reply Last reply
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                          • alowhumA alowhum

                            Is there any news on Security 3.0?

                            AnticimexA Offline
                            AnticimexA Offline
                            Anticimex
                            Contest Winner
                            wrote on last edited by
                            #491

                            @alowhum progress on that is best viewed here: https://github.com/mysensors/MySensors/issues/1118

                            Progress is quite slow at the moment because I am busy with other things of personal nature, like buying a house and moving into it, so don't expect much to happen this year (unless anyone would like to help out :))

                            Do you feel secure today? No? Start requiring some signatures and feel better tomorrow ;)

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