PYQ Bank — Bank PO / Clerk

HTTPS is the secure version of HTTP that uses SSL/TLS encryption to protect data transmission between a client and server.

The padlock icon in browsers indicates an HTTPS connection, ensuring that sensitive information like passwords and financial data are encrypted. HTTP transmits data in plain text without encryption, making it insecure for sensitive transactions. FTP and SMTP are used for different purposes (file transfer and email sending respectively) and do not provide the same level of security for web browsing.

HTTPS (HyperText Transfer Protocol Secure) uses SSL/TLS encryption to secure data transmission between a client and server. HTTP transmits data in plain text without encryption, making it insecure. FTP is used for file transfer and SMTP for email, neither of which are designed as secure protocols for general web communication. HTTPS is the standard protocol for secure web browsing and is indicated by the lock icon in browsers.