{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain ensure data security?","a":"Cryptographic authentication: Blockchain uses cryptographic techniques to authenticate the integrity and security of data and transactions, ensuring that only authorized users  can access and participate in the network."}]}],"pr":"fb736b0db3d6aa2507546e9e427576b8ce1c3c8e80c30b63b1f2ace9128eaccb"}