2023-03-03 00:00:00 Shield Protocol is First 2FA on Blockchain which integrates 2FA backup with Binance Smart Chain Mainnet, Polygon Mainnet, Fantom Opera Mainnet, KCC Mainnet, WANCHAIN and OPTIMISM Mainnet. Users can backup and restore their 2FA accounts on Binance Smart Chain, Polygon, Fantom Opera, KCC Chain, WANCHAIN and OPTIMISM Blockchains rather than centralized servers, which also facilitate NO personal data collection of users. Shield Protocol App also includes multi chain wallet currently supporting BNB Chain, Polygon Chain, Avalanche Chain, Fantom Opera Chain, TomoChain, Ethereum, REEF Chain, Meter Chain, Kucoin Community Chain, WANCHAIN, Telos Chain and OPTIMISM.