First, what is the polygon bridge? This allows users to quickly transfer ERC tokens and NFTs to the Polygon sidechain.
Based on binance academy, primarily two bridges on Polygon, the Proof of Stake (PoS) Bridge and the Plasma Bridge. Both can bridge assets from Ethereum to Polygon (and vice versa), but they adopt different security methods.
Polygon Bridge is designed to increase interoperability between the Polygon and Ethereum blockchains.
