{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology address security challenges?","a":"Decentralization: Blockchain technology adopts a decentralized network architecture, wherein data storage and transmission no longer rely on a single central node, but are distributed across computers worldwide (called nodes). This decentralized feature makes it difficult for attackers to compromise the  entire network, thereby improving system security."}]}],"pr":"5dcc8aa68fbf118415321f11bd3519385841522ff1f421fb2c7ce1d08cb8e0c2"}