Joao Silva
I’m Joao Silva, an Incident Response Analyst who loves everything about cybersecurity. I enjoy tackling practical challenges on platforms like TryHackMe and HackTheBox, and I’m always learning more through industry certifications. My main skills are spotting security risks, analyzing threats, and doing digital forensics. I keep up with the latest technologies and cyber threats to ensure strong security measures. In my spare time, I work on projects to improve server security and automate monitoring. I also like to share my knowledge by publishing content on my website to help others learn. I’m dedicated to protecting data and maintaining system integrity in our constantly changing digital world.
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How NAT and PAT Works
Network Address Translation (NAT)
This is a method that allows multiple devices on a local network to be mapped to a single public IP address, which conserves the number of public IP addresses needed.
How it works
Private to Public - When a device on a private...
Network Topologies Explained
Bus Topology
This setup connects all devices (Network Nodes) in a sequence on a single cable or ‘bus’. Data travels back and forth along the bus, and devices listen for data meant for them.
Components:
Main Cable (Bus) - Central backbone of the network, to which all...
Web Common File Vulnerabilities
Local File Inclusion (LFI)
Local Fie Inclusion (LFI) is a vulnerability that allows an attacker to include files that are already present on the server through the web server. This type of attack typically targets web applications that use file paths as input without proper...