{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does the network shell in blockchain protect the network against denial-of-service attacks?","a":"Decentralized Network Topology: By constructing the network shell using distributed nodes, the risk of single  point failure can be reduced, and the degree of impact can be mitigated when attacked."}]}],"pr":"80d62f31a382fb59a7e3639e16f714c168a35178c8b4c6d6a714228614fc5f8e"}