CompTIA A+ Core 1 (220-1101) — Question 16

Which of the following is an unsecure remote access protocol?

Answer options

• A. SSH
• B. HTTPS
• C. SFTP
• D. Telnet

Correct answer: D

Explanation

Telnet is considered an unsecure remote access protocol because it transmits data in plain text, making it susceptible to interception. In contrast, SSH, HTTPS, and SFTP provide encrypted connections, ensuring that data is secured during transmission.