location / {
    auth_basic           "closed site";##Context:http
, server
, location
, limit_except

    auth_basic_user_file conf/htpasswd;##Context:http
, server
, location
, limit_except

}

# printf "howhy:$(openssl passwd -crypt 123456)\n" >>conf/htpasswd # cat conf/htpasswd howhy:xyJkVhXGAZ8tM systemctl restart nginx