# Responder ## Impersonate Domain -- Change Responder's certificates * After using nsupdate to add the attacker as a subdomain do the following tasks * Add a certificate and its private key to ```sh /usr/share/responder/certs ``` * Edit `Responder.conf` ``` [HTTPS Server] ; Configure SSL Certificates to use SSLCert = certs/cert.pem SSLKey = certs/key.pem ``` * Start responder ```sh responder -I ```