{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How is the security requirement of the Hub in the blockchain ensured?","a":"Hybrid Consensus Mechanism: For example, HNB, which is based on the Algorand Dpos hybrid consensus mechanism. This mechanism has advantages such as fast consensus formation,  scalability, power saving, and high fault tolerance, while avoiding specific attacks that exist in general Dpos."}]}],"pr":"e2204c0dba0228855ff773f043bf2493d46cce440f8d8f49763a44327c8e9e13"}