QUESTION 1

1) Stand-alone sniffers are difficult to detect because they do not transmit any data traffic. Discuss THREE (3) methods to detect sniffers.

2) Virtual private network (VPN), is a secure tunnel between your device and the internet. VPNs are used to protect your online traffic from snooping, interference, and censorship. There are TWO (2) types of VPN. Explain both, including the protocol they used to secure the network.

3)Web Hacking such as SQL injection and Cross-Site Scripting (XSS) are among the common attacks on the web application. Distinguish TWO (2) most popular ways to protect against these attacks.