A security engineer utilizes the Extensible Authentication Protocol $($EAP$)$ between client workstations and server systems. If the solution uses public key certificates on both clients and servers, which EAP implementation does the engineer deploy?

Select one:

Protected Extensible Authentication Protocol $($PEAP$)$

EAP with Flexible Authentication via Secure Tunneling $($EAP$-$FAST$)$

EAP Transport Layer Security $($EAP$-$TLS$)$

EAP Tunneled Transport Layer Security $($EAP$-$TTLS$)$