“…Fog/Edge computing dynamic coalitions of edge devices and cloudlets [145,159,48,166,122,19,41,40,78] Dynamism, Churn, Scalability, Locality-awareness going beyond shadow devices for reliability [7,48,166,122] Churn dynamic end-to-end service availability [101,48] Multi-tenant, Multi-domain smaller execution units [86,166,19,99] Larger scale, Finer grain diversity [131,116,79,69] Heterogeneity M2M confidentiality, wireless-based attacks [130], trust management [30] Security AAA [118] [151], privacy-leakage [103]. privacy ensure quality-of-service on a variety of infrastructure elements [106,78] Heterogeneity, Multi-domain…”