13. Which protocol is commonly used for secure communication over the internet?
HTTP
FTP
SMTP
HTTPS
Correct Answer :
HTTPS
HTTPS (Hypertext Transfer Protocol Secure) is the secure version of HTTP, commonly used for secure communication over the internet. It encrypts data exchanged between the user's browser and the website using SSL/TLS encryption, ensuring data integrity and confidentiality. This is widely used for banking, online shopping, and other sensitive transactions.