p0wned? zsh shell func to check against api.pwnedpasswords.com for your password.

p0wned.zsh

# Uses the range check to avoid sending your actual password and then checks the returned list locally.
p0wned () {
  read -s 'pass?Enter password: '
  echo
  sum=$(echo -n "$pass" | sha1sum | cut -c1-40)
  short=$(echo -n $sum | cut -c1-5)
  remain=$(echo -n $sum | cut -c6-40)
  curl -s https://api.pwnedpasswords.com/range/${short} | grep -i ${remain}
}