After a recent security breach, a security analyst reports that several administrative usernames and passwords are being sent via cleartext across the network t...

After a recent security breach, a security analyst reports that several administrative usernames and passwords are being sent via cleartext across the network to access network devices over port 23. Which of the following should be implemented so all credentials sent over the network are encrypted when remotely accessing and configuring network devices?

A. SSH B. SNMPv3 C. SFTP D. Telnet E. FTP