Stop Email Spoofing, Phishing, and Spam. Secure Your Postfix Infrastructure Today.Configuring a mail server is relatively straightforward, but securing it against modern threats is a massive challenge. With major email providers like Google and Yahoo enforcing strict authentication policies, misconfigured mail servers face high bounce rates, blacklists, and security breaches.Postfix Email Security is a hands-on, step-by-step guide designed ...

A 100% practical approach to quickly acquire the basics of Linux administration,ideal for beginners wishing to be quickly operational in Linux administration, this survival guide is the essential companion to never feel lost in a Linux world. This book is intended for students, academics and engineers and more generally to anyone wishing to acquire a good knowledge of Linux system. The main controls and lines of code used every day to carry out the simplest to the most complex tasks are ad...

Thinking of plunging into shell programming or are you just interested in learning the Linux command line and its core utilities?If you’re looking for an excellent text to get you started in your Linux classes, Practical Guide to Linux will be a valuable resource for you.The guide assumes that you do not have any prior knowledge on how to execute the Linux command line, and moves to tell it in the simplest format possible. If you already have an instructor...

Beginning Linux Programming by Knowledge Flow is an essential guide for anyone looking to start programming on the Linux platform. This book introduces readers to the fundamentals of Linux operating systems, command-line tools, shell scripting, and C programming in the Linux environment. It covers key topics such as file handling, process management, system calls, and basic networking concepts. Designed for beginners, the book explains each concept with cl...

Follow me on a step-by-step hacking journey where we pwn a high-profile fashion company. From zero initial access to remotely recording board meetings, we will detail every custom script and technique used in this attack, drawn from real-life findings, to paint the most realistic picture possible.Whether you are a wannabe pentester dreaming about real-life hacking experiences or an experienced ethical hacker tired of countless Metasploit tutorials, you will find unique gems in this ...

C Programming Concepts : This book is specially written for Students who are new in the Computer Engineering and Information technology and Programmers to gain fundamentals knowledge about C programming language.Also every one with interest in C Programming can refer this book to get the knowledge about Various features the subject.It covers virtually most of High level language features and some of the advanced features like Preprocessor, Structures, Unions, Pointers and F...

This book delves into the meaning of the Linux operating system, as well as the numerous components that make it up. It also includes some additional tips and guidelines to help you navigate the Linux command line more smoothly, easily, and quickly. It takes you from the beginning, which is understanding the Linux operating system, to showing you how to install it, different distributions you can use on your new or old computers to make the work seamless, how to use it, and some basic and ...

Learn C is a book designed to teach yourself the ANSI C language. ANSI C language is one of the most important programming languages and the base for other languages such as C#, C++, and Objective-C.Learn C won't only teach you the ANSI C language, but also will get you into programming. This book includes sample code and beginner apps to get you fluent in coding quickly and easily.All of the iOS apps are programmed using Obj-C, which is a superset of ANSI C.In only...

Fortunately for you, this book addresses that problem and concludes with a simple solution: Kali Linux.Kali Linux was created by hackers for hackers, so it's unquestionably a must-have piece of kit for those just getting started and those who have already been around the block a few times.So, how does it work in practice? Well, this book will show you how to put it to work in your hacking career to achieve your goals. It's the most effective way to begin hacking.Bes...

This book is an introduction to writing Linux shell scripts and installation of certain important tools for industry usage.Topics included are the use of commands and shortcuts in shell scripting, monitoring of memory and CPU usages, SSL implementation, packet tracing and webservers in linux environment.This book was written based on real life industrial experience and practical usage. Plus before this book was produced a several advance linux trainings have been conducted by...

SQL stands for Structured Query Language and is a programming language for managing and retrieving data from relational databases. This book serves as a basic introduction to SQL and how it works. This book will also assist you in programming or writing SQL queries for database management.This is a beginner's guide that does not assume any prior understanding of the language. In this book, we'll cover all of the fundamentals you'll need to comprehend SQL.Here Is A Pr...

Although not much in favour of technology, I believe this book will help all those having difficulties in getting around Linux. The Linux commands used in this book having all been actually tested on the Red Hat Linux (RHEL 4) and should work for the later editions of Linux too.