Internet of Things Reference Architecture & Case Studies - - PowerPoint PPT Presentation

Saturn 2016

Yulian Slobodyan Serge Haziyev

Internet of Things Reference Architecture & Case Studies

“Look deep into nature, and then you will understand everything better.” ~ Albert Einstein

Cognitive Loop

Learn Operate Act Sense

People Environment Things

Cognitive Loop

Learn Operate Act Sense Learn Operate Sense Act

Cognitive Loop

People Environment Things

Learn Act

Cloud Actuators HMIs Software Hardware Sensors HMIs

Learn Operate Act Sense

People & Things Edge & Communication Data Applications & Services Act Sense Operate Manage & Control Link Bridge Interconnect Contextualize Ingest Process Store Augment Intelligence Augment Behavior

Reference Model

People & Things Edge & Communication Data Applications & Services

Environ- ment Act World Actuators HC I People Things Sense Link Bridge Interco- nnect Context- ualize Ingest Process Store Network MGNT Configuration MGNT Software MGNT Identity & Access MGNT Security MGNT Inventory MGNT Process MGNT Data MGNT PKI Monitoring Log MGNT Alerting Manage & Control Operate Augment Intelligence Augement Behavior Sensors HC I Software Hardware WSN Edge Gateways IP- Enabled Devices Event Processing Batch Processing Data Pipelines Bus Wired Other Cellular Social Reporting Analytics ML Search Appli- cations Services M2M Work- flows 3rd-party Events Batch LPWAN Satellite Fiber Copper Time- series NoSQL DFS RDBMS Long- term

Implementation View

People & Things Edge & Communication Data Applications & Services Security Maintainability Reliability Durability & Resilience Power efficiency Invisibility Security Maintainability Reliability High-Availability Performance Interoperability Security Maintainability High-Availability Performance Security Maintainability Configurability Fault-tolerance Interoperability

Quality Attributes

Backdoor Accounts UART Access Unencrypted Storage Remote Shell Access Cleartext Local API Cleartext Cloud API

Known Vulnerabilities That Ship With New Devices

People & Things Security Maintainability Reliability Durability & Resilience Power efficiency Invisibility

People & Things: Tactics

Hardware Root of Trust (TPM/SE/Kerkey/ STSAFE-A) Trusted Execution Environment (TEE) Secure onboarding and provisioning process (HSM) Firmware verification Physical tampering detection Strong encryption Strong authentication

• f interactions (network,

peripherals)

Freezers and fridges monitoring and management solution. Cloud based services allowing bidirectional communication to hundreds thousands sensors/actuators for data collection/remote assets management and analytics.

Designed to scale up to hundreds thousands devices

Operational expenses

• ptimization

Marketing insights based on user behavior analytics Improved supply chain and logistics Business Value

Case Study: Smart Fridges Solution

Cloud Architecture

Raw Storage (S3) Staging Storage (S3) Report (Redsift) Journal (Graphite / InfluxDB)

Communication Servers Actions UI

Send Commands

Device Configuration Management

Custom Implem. CoAP LWM2M CoAP

Mapping UI

Device / Master Data Mappings Batch Processing (Spark)

UI / API MDM Core Mapping Master Data UI / API Import / Export

Dictionaries & Operations

Device Management Master Data Management Import / Export

Analytical Reports Operational Reports

Reporting Platform Interactive Journal (HighCharts)

Data collection, Reporting Operational / Analytical

Batch Layer Speed Layer

Web Portal Streaming & Enrichment (Spark) Event Broker (Kafka)

Sensors Hardware

WAN: GSM Gateway nodes: ARM8 Leaf nodes: ARM Cortex M4 Sensor Network: I C, RF Sensors: Light, temperature, AC/DC, camera, weight, other

2

Analytics Dashboard

DEMO cratic IoT

Icons created by Simon Child from Noun Project

User Contract Owner Blockchain Contract Sensor Gateway Tech Support Infrastructure Providers Sensors Owner Sound Level Sensors Real-time Dashboard Operational Analytics

Back to the nature: IoT systems resemble Human as an organism and Human society as an organization of services and devices SEI Architectural methods such as ATAM and ADD are well applicable to IoT domain - Quality Attributes and Tactics help design and evaluate complex IoT solutions Security is a significant challenge in IoT adoption, but most vendors have started realizing it and we will see improvements soon

Summary

Questions