How to setup DNS over TLS using systemd-resolved
DNS over TLS is a security protocol that forces all connections with DNS servers to be made securely using TLS. This effectively keeps ISPs from seeing what website you’re accessing.
For the GNU/Linux distributions using systemd, you can setup this easily by following the below steps.
First, edit the /etc/systemd/resolved.conf and changed the value of DNSOverTLS as :
DNSOverTLS=opportunistic Now, configure your DNS servers. You need to use DNS server that support DNS over TLS.
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