What’s Log4j and Log4Shell vulnerability
Log4j is a widely-used Java-based library developed by Apache Software Foundation that’s designed to enable developers log various levels of information (trace, debug, info,...
Different Types of Firewalls Explained (WAF, HBF, NBF, NGFW)
Web Application Firewall (WAF)
It’s a Firewall that operates at the Application Layer (Layer 7 OSI) that’s designed to monitor, filter and block HTTP/HTTPS traffic...
PE Headers and Sections Explained
The Portable Executable (PE) format is a file format for executables, object code, DLLS, and others used in Windows operating systems. The structure of...
Reverse Engineer Assembly: Flags and Memory Addressing
Flags are special indicators used by the processor to signal the outcome of operations, these are stored in a special register called the flags...
DNS Sinking Explained
DNS Sinking (DNS Sinkholing) is a crucial cybersecurity technique used to redirect malicious or unwanted traffic to a controlled IP address, effectively neutralizing threats...
Access Controls
Access controls are mechanisms that manage how resources are accessed and by whom. Here are some common types of access controls:
Role-Based Access Control (RBAC)
Permissions...
Regex (Regular Expressions)
Regex (short for Regular Expressions) is a powerful tool used for searching, matching, and manipulating text based on specific patterns. Understanding and mastering this...
Kernel Explanation
The kernel is a fundamental part of any Operating System, acting as the bridge between software and hardware. It’s responsible for managing the system’s...
TCP Flags Guide
Here’s a breakdown of each TCP flag with its purpose and for what’s used.
SYN (Synchronize) - Initiates a connection between two hosts. It’s the...
Black Holing Made Simple
This is a network security measure used to handle unwanted or potential harmful traffic. If the traffic is unwanted or harmful, all the data...
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SIMILAR
Difference between Proxy and Gateway
A proxy acts as an intermediary between a client and a server, it’s very often used for filtering, caching, and logging web requests.
Types
Forward Proxy...
Cyber Kill Chain
The Cyber Kill Chain is a framework developed by Lockheed Martin to describe the stages of a cyber attack, understanding it helps organizations identify...
Risk, Vulnerability and Threats
In cybersecurity, understanding the differences between risk, vulnerability, and threats is crucial for effective risk management and mitigation.
Risk
This is the potential loss, damage or...