Version 1: Release Note 28 November 2014



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Processing stages

  1. Processing stages defined in the superordinate Message Category


There are no processing stages defined in the superordinate Message Category (SME.A).
        1. Processing stages defined in subordinate categories


There are no requirements for the Alert Construction processing stage as they are wholly defined in subordinate categories.
      1. Alert Cryptographic Protection


Requirements in this Section 6.7.3 shall apply to Message Category SME.A.C and all subordinate categories.

The Device creating the Alert shall generate a Device Signature (SMD Signature) for the Alert.

The SMD Signature, for incorporation in the Alert, shall only be generated once all fields of the Alert Payload and Grouping Header are populated, as per requirements for the Alert Construction stage for the Message in question.

The SMD Signature shall be calculated across those fields of Grouping Header and all fields of the Alert Payload, both as specified in Section 7.2.7.

The Device shall use its Private Digital Signing Key to generate the SMD Signature.


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        file -> 8 Section 1 : Sport
        file -> Notice of exercise of additional powers of seizure under Sections 50 or 51 of the Criminal Justice and Police Act 2001
        file -> Home office circular 004/2014 Powers to search for and seize invalid travel documents in Schedule 8 to the Anti-social Behaviour, Crime and Policing Act 2014
        file -> Consultation on the Royal Parks and Other Open Spaces (Amendment) (No. 2) Regulations 2012
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        file -> Dcms/Wolfson Museums and Galleries Improvement Fund a public-Private Partnership (2002-2010)


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