>In IPv4 NAT is used to make sure your laptop isn't exposed to random script kiddies trying to scan for vulnerable services behind your router. NAT does nothin

>In IPv4 NAT is used to make sure your laptop isn't exposed to random script kiddies trying to scan for vulnerable services behind your router. NAT does nothing for that. Those incoming connections are dropped on the WAN interface before NAT would even be involved. Which is why it works exactly the same way regardless of whether the destination IP for that traffic was IPv4 or IPv6.