COMPUTER NETWORKS AND COMMUNICATIONS
LAN WAN AND THE INTERNET
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Spam emails
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Denial of service
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slow internet
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None of the above
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Detailed explanation-1: -An email firewall helps users to filter incoming emails and remove unwanted spam messages. It follows a certain set of rules designed by an email provider to decide which emails are relevant to the recipient and which are not.
Detailed explanation-2: -Firewalls can’t protect against tunneling over most application protocols to trojaned or poorly written clients. There are no magic bullets and a firewall is not an excuse to not implement software controls on internal networks or ignore host security on servers.
Detailed explanation-3: -A firewall is a security device-computer hardware or software-that can help protect your network by filtering traffic and blocking outsiders from gaining unauthorized access to the private data on your computer.