{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology build a more secure IoT ecosystem?","a":"Data  integrity and credibility: Blockchain uses encryption algorithms to ensure the integrity and security of data during transmission and storage. With blockchain technology, devices in the IoT can conduct secure and reliable data exchanges, preventing data tampering and maintaining data credibility."}]}],"pr":"00f258fe4db7b4b4cd1e11521f33dba999ad09b844a0d5f5524dee4dd915adbb"}