What network does XTZ use?

Could you please elaborate on the underlying network utilized by XTZ? I'm particularly interested in understanding the technological foundations and infrastructure that support this cryptocurrency. Does it utilize a blockchain, and if so, which specific consensus mechanism does it employ? Are there any notable features or advantages that the XTZ network offers compared to other platforms in the cryptocurrency space? Additionally, is the network scalable and secure, ensuring the smooth operation of transactions and the protection of user assets? I'm eager to gain a deeper understanding of the technological backbone that drives XTZ.