Media type: E-Article Title: A Review on IoT Security: Challenges and Solution using Lightweight Cryptography and Security Service Mechanisms Offloading at Fog Contributor: Patel, Vaishali Hitesh; Patel, Sanjay Published: Elsevier BV, 2021 Published in: SSRN Electronic Journal (2021) Language: English DOI: 10.2139/ssrn.3769832 ISSN: 1556-5068 Origination: Footnote: