Windows 10 Shares Your Wi-Fi with Contacts
krebsonsecurity.comNormally Krebs is the man, but this is wrong.
1. The ability to discover is enabled by default, not to share. You actually have to manually add the networks and contact groups you would like to share with.
2. This changes nothing about the trust model of WPA2-PSK, which begins and ends with the users you give your password to.
If anything, Microsoft gave a safer alternative to what anyone could have already done anyway.