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Security And InteroperabiLity in Next Generation PPDR CommUnication InfrastructureS

Periodic Report Summary 1 - SALUS (Security And InteroperabiLity in Next Generation PPDR CommUnication InfrastructureS)

Project Context and Objectives:
European Public Protection and Disaster Relief organizations currently rely on TETRA and TETRAPOL digital Private Mobile Radio networks for mission-critical voice and narrowband data communications. Even though these PMR networks are highly resilient and sufficiently adequate to cope with crisis and emergency handling, they are based on mature technology, requiring old-fashion backbone synchronous links and using proprietary hardware solutions that are subject to component obsolescence. The closeness nature of these networks also results in challenges regarding interoperability between networks, either inside a country or to aid in cross-border operations. All these factors effectively limit the capability of PMR networks to support broadband services, which are fundamental to future emergency services such as video streaming, live positioning and sensor data, picture sharing, large document transfer, amongst others. It is on this set-up that SALUS deploys its research. For one hand, SALUS investigates possibilities to extend the lifetime of current PMR networks by developing new communication functionalities as well as the capability to interoperate these PMR networks with other networks, including next generation PPDR networks. For the other hand, SALUS investigates the use of the LTE technology as the best suitable candidate for such next generation PPDR network. LTE is known to provide mobile broadband access, but it lacks typical PPDR functionalities such as push-to-talk (PTT), group call, amongst others, which are key if support for mission critical communications is desired. More specifically the following are the primary objectives of SALUS:
Social-economic objectives:
- Develop use cases for next generation PPDR networks on basis of the three reference scenarios City security, Temporary protection and Disaster recovery.
- Gather statistics from PPDR organisations within the EC member states.
- Apply the Enterprise Architecture methodology to analyse the strategic, operational, functional and technical aspects of next generation PPDR networks.
- Perform economic and business analysis to define, calculate and propose several models of Total Cost of Ownership to PPDR organisations and determine the potential business impact on industry and operators.
- Addressing the spectrum requirements for next generation PPDR communication networks.
Scientific objectives:
- Develop an Enterprise Architecture methodology to support the analysis of strategic, operational, functional and technical aspects of PPDR-specific applications, technology and solutions.
- Design security mechanisms for seamless mobility, end-to-end security and privacy, and intrusion detection to solve security and privacy issues that currently prevent adoption of commercial mobile broadband standards and equipment by PPDR agencies.
- Design solutions for Seamless mobility, Quality of Service and Resilience for mission-critical voice and broadband data services, enabling seamless and reliable roaming between different (pubic, private) broadband networks, as well as fall back to legacy networks for low-speed data.
Technology objectives:
- Develop functional and technical specifications for next generation PPDR networks on basis of the Enterprise Architecture analysis on functional and technical aspects.
- Design of a security and privacy architecture for next generation PPDR communication networks in order to meet specific PPDR requirements, enabling use of public operator networks, allowing interoperability with legacy networks and supporting migration strategies.
- Porting and enhancing typical TETRA and TETRAPOL (PMR) voice and data services to next generation PPDR networks in order to create a single PPDR communication platform for the future.
- Integration and evaluation of the SALUS PPDR platform to ensure availability of a full functional prototype and to validate the platform on functionality, performance and security aspects.

Project Results:
- Developed three Use Cases based on city security, temporary protection and disaster recovery.
- Identified the end-user requirements that reflect the needs of the PPDR user community as they migrate into the next generation PPDR network with their continuing exacting voice requirements augmented with ever increasing data needs and multimedia capabilities.
- Developed a Techno-Economic (TE) analysis tool that takes into account input parameters associated with LTE dimensioning in terms of BS and EPC core, Wi-Fi access-point, number of surveillance point-of-interest depending on the use-case scenarios, the coverage area per surveillance point-of-interest and their interworking with existing TETRA and TETRAPOL.
- Identified a preliminary set of system requirements that will help defining, specifying and designing the SALUS System Architecture.
- Proposed an Enterprise Architecture concept the that will later facilitate the definition and specification of both the SALUS Enterprise and System Architectures.
- Presented the security and privacy analysis of the technologies to be used by SALUS on the validation of the future PPDR system.
- Performed an ICT security risk analysis for the three SALUS Use Cases, along NIST SP 800-30 methodology and ISO/IEC 27005 standards.
- Designed the SALUS (interim) Security Architecture, identified its components and correspondent security interfaces.
- Identified the requirements for connectivity, quality of service (QoS) and seamless mobility in heterogeneous networks when applied for use by PPDR users.
- Described the SALUS common network management system for the various systems including TETRA, LTE, WLAN and ad-hoc networks.
- Provided a detailed definition (including functional and non-functional requirements) of applicable PMR services that can be delivered over LTE. Also addressed are capabilities for interworking with existing PMR systems, including TETRA and TETRAPOL.
- Provided an overview of the existing and emerging technologies that will be available for building future PPDR systems.
- Described the different possible business models to deploy a broadband PPDR system. This covers three major models based on either: (i) Services from a commercial MNO; (ii) Services from a dedicated LTE network (city wide, region wide or nationwide) or; (iii) Services from cell on wheels (used either as coverage and/or capacity extension or as an autonomous system).
- Provided high level roadmaps for early and late adopters. This highlights the fact that it is important for early adopters to invest in standard based LTE technology.
- Defined the Critical Voice and Data Protocol for all voice, status, text and location services that are required for typical PPDR applications, as well as interworking with radios on existing TETRA and TETRAPOL networks.
- Assembled the first system prototype for the SALUS PPDR platform.
- Defined the SALUS platform integration and evaluation plans towards a successful final SALUS platform prototype.
- Defined individual exploitation plans that will potentiate the innovations and IPRs being developed within the SALUS consortium.
- Consolidated the end-users advisory panel with three external members. The new members are the Special Telecommunications Service (Romania), the Swedish Civil Contingencies Agency(Sweden) and Police Shared Services (Norway).
- Organized the SALUS 1st Conference in Paris, France.
- Established liaison activities with GERYON, PPDR-TC, CRS-i and IDIRA FP7 research projects and also with the Critical Communications Broadband Group.
- Participated in four different standardization activities: (i) standardization of Cognitive Radio for Public Safety; (ii) standardization of 3GPP Public Safety features; (iii) standardization of mobile ad hoc networking (MANET) routing protocols; (iv) regulation of spectrum for broadband PPDR.
- Published a total of 15 scientific and technological publications in conferences and magazines.

Potential Impact:
By addressing the Project objectives, SALUS targets the following impacts:
- Validation of the SALUS PPDR platform. On basis of the reference scenarios, additional training and dissemination activities are planned in different countries to show SALUS use cases to PPDR end-users, showing advanced PMR features, robustness, performance, range and usability of next generation PPDR networks.
- Recommendations, best practices and roadmaps of future products and services offered by industry and operators will be established and published on the SALUS website, helping PPDR organisations to develop migration strategies and to decide on sourcing of products and services.
- Contribute towards the development of standards for the PPDR marketplace, add valuable patents to the partner’s IPR portfolio, and publish additional scientific papers at flagship conferences and high reputation peer-reviewed journals.

List of Websites:
www.sec-salus.eu