FreeBSD Port-Knocking By Abdorrahman Homaei
Introduction to Port-knocking Changing the port numbers is not a proper security policy. Changing the port numbers and services is …
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The Design of Hash Tables for Fast Retrieval of Data
All too often, during the data manipulation stage of a database extraction process, we find that there is an array …
Read MoreUnix Kernel – System Calls
All of the most basic operating system commands are performed directly by the kernel. By Mark Sitkowski C.Eng, M.I.E.E Design …
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Web Development Forensics with BugReplay
reviewed by David Carlier Every web developer has his set of tools for debugging a web application. The most common …
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Interview with Joshua D. Drake
Can you tell our readers about yourself and your role nowadays? I am Joshua D. Drake; I am the founder …
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AWS Infrastructure Security: Deep Dive into Access Control Management
A recent report indicates that the cloud market was valued at $148 billion in 2016 with expected annual growth rate …
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Nearly Online Zpool Switching Between Two FreeBSD Machines
ZFS pools are designed to be used by a single machine at any particular point in time. When we want …
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ZFS Feature Flags
When ZFS was open-sourced by Sun Microsystems (now Oracle) in 2005, it contained a version number, allowing them to add …
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WannaCry / Ransomware
I will try to explain in “a simple way” what happened (and will happen again) with WannaCry / Ransomware / …
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Conventions over Restrictions – Programming the Python Way
Python is a powerful programming language. It supports procedural and object-oriented programming, and provides important features for functional programming. Its …
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