Cybersecurity Technical Questions!

These are a series of weekly technical interview questions blog for Cybersecurity. Some important technical interview questions that might come up in a technical interview are as follows:

1) Explain the XSS attack and how to prevent it?

XSS(Cross-Site Scripting) is a cyberattack that enables hackers to inject malicious client-side scripts into web pages. XSS can be used to hijack sessions and steal cookies, modify DOM, remote code execution, crash the server.

You can prevent XSS attacks by using the following practices:

• Validate user inputs
• Use XSS HTML Filter
• Sanitize user inputs
• Encode special characters
• Use Anti-XSS services/tools

2)What is port blocking within LAN?

Restricting the users from accessing a set of services within the local area network is called port blocking.

3) What is a Botnet?

A Botnet is a number of devices connected to the internet where each device has one or more bots running on it. Botnets can be used to steal data, send spam and execute a DDOS attack. The bots on the devices and malicious scripts used to hack a victim.

4) What are salted hashes?

Salt is random data. When a properly protected password system receives a new password, it creates a hash value of that password, a random salt value…