COMPUTER NETWORKING

Detailed explanation-1: -Web threat filtering prevents a user from visiting websites with known malicious content. An administrator can monitor sites that have become infected with spyware or other malware and add them to the list of blocked sites. Content filtering can block users from visiting specific categories of websites.

Detailed explanation-2: -Which of the following types of proxies can be used for web filtering? Transparent proxies are located between a user and the internet, and they can redirect requests without changing them. These can also be used for web filtering.

Detailed explanation-3: -Gateway email spam filters: It protects your computer, server or network from spam emails which are designed to prevent threat content emails (Suspicious links) and a specific sender as well as specific content.

Detailed explanation-4: -Security: Some proxy server types (e.g., HTTPS proxies) can be configured to provide secure connections through encryption. Organizations can use transparent proxies to block certain websites that are flagged as malware. SMTP proxies can block malicious emails, such as phishing attacks, from reaching employee inboxes.