ChainCatcher news, recently, the globally leading blockchain security company ChainSecurity released the audit report for the decentralized stablecoin USDD 2.0. ChainSecurity pointed out in the report that the contract codebase of USDD 2.0 provides a satisfactory high level of security, while also performing excellently in terms of asset solvency and functional correctness.It is reported that USDD is a decentralized stablecoin project within the TRON ecosystem, which completed a new upgrade at the end of January and launched a staking activity with a 20% annual yield through JustLend on February 1.