10 Free Cybersecurity Tools for Hands-on Experience

By /

Listen to this Post

If you’re looking to gain practical cybersecurity skills, these free tools are a great way to get started. I’ve also included resume ideas to help you showcase your experience effectively.

1️⃣ Wireshark

📌 Network Traffic Analysis

https://www.wireshark.org/
Resume Idea: “Captured and analyzed network traffic using Wireshark, identifying protocol misuse and anomalies in smart devices to improve network security monitoring.”

Practice Code:

sudo wireshark

<h1>Use the following command to capture packets on a specific interface:</h1>

sudo tshark -i eth0

2️⃣ Metasploit Framework

📌 Penetration Testing & Exploitation

https://lnkd.in/dNprkRiu
Resume Idea: “Conducted penetration tests with Metasploit, successfully identifying and exploiting 3 vulnerabilities in a test environment, leading to improved security assessments.”

Practice Code:

msfconsole

<h1>Example: Exploiting a vulnerable service</h1>

use exploit/windows/smb/ms17_010_eternalblue
set RHOSTS 192.168.1.1
exploit

3️⃣ OpenVAS

📌 Vulnerability Scanning

https://www.openvas.org/
Resume Idea: “Executed vulnerability scans with OpenVAS, identifying and remediating 5 critical security flaws in a virtual network, reducing overall risk exposure.”

Practice Code:

openvas-start

<h1>Access the web interface at https://127.0.0.1:9392</h1>

4️⃣ Burp Suite

📌 Web Application Security Testing

https://lnkd.in/gT8zQjAh
Resume Idea: “Used Burp Suite to identify and exploit SQL injection and XSS vulnerabilities, providing actionable recommendations to enhance web security.”

Practice Code:


<h1>Start Burp Suite from the terminal</h1>

java -jar burpsuite_pro_v2023.1.jar

5️⃣ Snort

📌 Intrusion Detection System (IDS)

https://www.snort.org/
Resume Idea: “Deployed Snort IDS, creating custom rules to detect and alert on suspicious network activity, preventing brute-force attempts and port scans.”

Practice Code:

sudo snort -A console -q -c /etc/snort/snort.conf -i eth0

6️⃣ Nmap

📌 Network Scanning & Reconnaissance

https://nmap.org/
Resume Idea: “Performed comprehensive network scanning with Nmap, identifying 10 active services and recommending security hardening measures.”

Practice Code:

nmap -sV -O 192.168.1.1

7️⃣ John the Ripper

📌 Password Cracking & Security Auditing

https://lnkd.in/dkMX6djG
Resume Idea: “Conducted password security assessments using John the Ripper, analyzing hash recovery results and enforcing stronger password policies.”

Practice Code:

john --wordlist=/usr/share/wordlists/rockyou.txt hashes.txt

8️⃣ Maltego

📌 Open Source Intelligence (OSINT)

https://www.maltego.com/
Resume Idea: “Performed OSINT investigations using Maltego, uncovering hidden connections between domains, emails, and social profiles, contributing to enhanced threat intelligence.”

Practice Code:


<h1>Maltego is GUI-based, but you can integrate it with Python scripts for automation.</h1>

9️⃣ The Sleuth Kit

📌 Digital Forensics & File System Analysis

https://www.sleuthkit.org/
Resume Idea: “Utilized The Sleuth Kit to recover deleted files and analyze file system data from a disk image, identifying potential malware for forensic investigations.”

Practice Code:

fls -r /path/to/disk/image

🔟 Steghide (Steganography Tool)

📌 Data Hiding & Extraction

https://lnkd.in/du5KREhF
Resume Idea: “Used Steghide to conceal and extract sensitive data within image files, successfully preventing covert data transmission through steganography detection techniques.”

Practice Code:

steghide embed -cf image.jpg -ef secret.txt
steghide extract -sf image.jpg

What Undercode Say

Cybersecurity is a dynamic field that requires continuous learning and hands-on practice. Tools like Wireshark, Metasploit, and Nmap are essential for network analysis, penetration testing, and reconnaissance. OpenVAS and Snort provide robust vulnerability scanning and intrusion detection capabilities, while Burp Suite is indispensable for web application security. John the Ripper and Steghide are excellent for password cracking and steganography, respectively. Maltego and The Sleuth Kit enhance OSINT and digital forensics investigations.

To further enhance your skills, consider practicing the following Linux and Windows commands:
– Linux: 


<h1>Monitor network traffic</h1>

tcpdump -i eth0

<h1>Check open ports</h1>

netstat -tuln

<h1>Analyze logs</h1>

grep "Failed password" /var/log/auth.log

– Windows: 


<h1>Check active connections</h1>

netstat -an

<h1>Scan for open ports</h1>

Test-NetConnection -ComputerName 192.168.1.1 -Port 80

<h1>Analyze event logs</h1>

Get-EventLog -LogName Security -Newest 50

For more advanced techniques, explore the official documentation of these tools and integrate them into your daily practice. Cybersecurity is not just about tools; it’s about understanding the underlying principles and applying them effectively. Stay curious, keep learning, and always stay one step ahead of potential threats.

Additional Resources:

References:

Hackers Feeds, Undercode AIFeatured Image

Related Posts: