The European Central Bank (ECB) has issued a new report indicating that it plans to use more on-chain data to better monitor the crypto markets, CoinDesk reports. The report, titled “Understanding the crypto-asset phenomenon, its risks and measurement issues” reveals that the ECB has already built a system that uses “high-quality” aggregated data available online in its efforts to analyse “the crypto-asset phenomenon” and monitor how the financial technology might affect monetary policy.