DNS

/etc/hosts

unbound

安全

encrypted DNS

DoH(DNS over HTTPS)

DoT(DNS over TLS)

Imagine you’re at a conference. You’re using its public Wi-Fi.

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How many entities will know what websites you’ve been visiting out there?

1. Conference organizer aka Wi-Fi admin
2. Internet service provider (ISP) of the organizer
3. All ISPs / companies that route traffic of this ISP