Part I Preliminaries,DesignPrinciplesandChallengesofLPWANs -- 1. Theoretical Landscape of LPWANs -- 2. IDS and IPS in LPWAN (LoRaWAN, Sigfox, and NB-IoT) -- Part II Challenges, Opportunities, Risks and Threats in LPWANs -- 3. Pervasive LPWAN connectivity through LEO Satellites: tradingoff reliability, throughput, latency, and energy efficiency -- 4 Energy Saving as a Security Threat in LPWAN and Internet of Things -- Part III Cyber Security Aspects and Applications of LPWANs -- 5 Analysis of LPWAN: Cyber-Security Vulnerabilities and Privacy Issues in LoRaWAN, Sigfox, and NB-IoT -- 6 Applications of LPWANs.