Foto: Es pot incloure una foto en una clau pública per a una seguretat extra. La foto es pot utilitzar com un mètode addicional d' autentificar la clau. No obstant, no s' hauria de confiar- hi com la única forma d' autenticació.
Photo: A photo can be included with a public key for extra security. The photo can be used as an additional method of authenticating the key. However, it should not be relied upon as the only form of authentication.