Theres at least 4 websites in the megathread under the ROMs section that have a bunch of Switch games. 3 begin with N and 1 begins with Z. In the FAQ section of the Z website is where I got keys and firmware

Pretty sure its because of the piracy shield thingy. Secure Core might be an option as long as no Italian servers are used and you’re using the VPNs DNS

https://torrentfreak.com/airvpn-stops-serving-italians-due-to-piracy-shield-blocking-requirements-240206/

“[A]ll parties in any capacity involved in the accessibility of illegally disseminated content – and therefore also, by way of example and not limitation – VPN and open DNS service providers, will have to execute the blocks requested by the Authority [AGCOM],” the notice read.