Web Application Security Concepts

To pass the exam with high scores

To gain hands-on skills for solving real-world problems

To memorize security terminologies

To become a certified ethical hacker

Intercept network traffic

Bypass user authentication

Inject malicious code into a database

Access unauthorized files on a web server

By using a VPN

By using strong passwords

By implementing input validation

By disabling cookies

The application crashes frequently

The application has a slow response time

The application allows execution of system commands

The application displays a 404 error

pwd

cd

ls -la

mkdir

It combines multiple commands

It terminates the command

It repeats the command

It comments out the rest of the command

Files can be duplicated

Attackers can upload and execute malicious scripts

Files can be deleted accidentally

Users can upload large files

user

www-data

admin

root

Burp Suite

msfvenom

Wireshark

Nmap

To encrypt data

To scan for open ports

To capture network packets

To set up a listener for a reverse shell