“…& al., 2019) (Rachel., 2018. Other solutions include private data object, Ekiden (Cheng & al., 2019), Fastkitten, Eli, Teechain, Quorum, Zocrates and Zexe , Privacy-Preserving Healthcare Platform ), Deep Blockchain Framework (Al-Kadi & al., 2021, Smart Contract-Based Blockchain-Envisioned Authentication Scheme (Vangala & al., 2021), smartFHE (Solomon & Almashaqbeh., 2021), TrustedAP (Fox., 2021), Blockchain-based smart contract framework (Vardhini & al., 2021), A Blockchain-based Framework for Information Management in Internet of Vehicles (Wen & al., 2021), blockchain-independent smart contract infrastructure (Saquib & al., 2021), blockauth (Zhaofeng & al., 2021), Fortified-Chain (Egala & al., 2021), Reputation management smart contract (RM) (Geng & al., 2021), and Fasten (Damle & al., 2021).…”