iankelling.org Git - distro-setup/blob - untrusted-network

   1 #!/bin/bash
   2
   3 set -eE -o pipefail
   4 trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
   5
   6 [[ $EUID == 0 ]] || exec sudo -E "$BASH_SOURCE" "$@"
   7
   8 # Usage: use when switching from a trusted network to an untrusted one,
   9 # like public wifi.
  10
  11 cat >/etc/dnsmasq.d/untrusted-network.conf <<'EOF'
  12 server=8.8.4.4
  13 server=8.8.8.8
  14 server=2001:4860:4860::8844
  15 server=2001:4860:4860::8888
  16 no-resolv
  17 # https://ret2got.wordpress.com/2018/01/19/how-your-ethereum-can-be-stolen-using-dns-rebinding/
  18 stop-dns-rebind
  19 EOF
  20
  21 systemctl reload dnsmasq