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A comprehensive guide to securing your Linux system against cyberattacks and intruders Key Features Deliver a system that reduces the risk of being hacked Explore a variety of advanced Linux security techniques with the help of hands-on labs Master the art of securing a Linux environment with this end-to-end practical guide Book Description From creating networks and servers to automating the entire working environment, Linux has been extremely popular with system administrators for the last couple of decades. However, security has always been a major concern. With limited resources available in the Linux security domain, this book will be an invaluable guide in helping you get your Linux systems properly secured. Complete with in-depth explanations of essential concepts, practical examples, and self-assessment questions, this book begins by helping you set up a practice lab environment and takes you through the core functionalities of securing Linux. You'll practice various Linux hardening techniques and advance to setting up a locked-down Linux server. As you progress, you will also learn how to create user accounts with appropriate privilege levels, protect sensitive data by setting permissions and encryption, and configure a firewall. The book will help you set up mandatory access control, system auditing, security profiles, and kernel hardening, and finally cover best practices and troubleshooting techniques to secure your Linux environment efficiently. By the end of this Linux security book, you will be able to confidently set up a Linux server that will be much harder for malicious actors to compromise. What you will learn Create locked-down user accounts with strong passwords Configure firewalls with iptables, UFW, nftables, and firewalld Protect your data with different encryption technologies Harden the secure shell service to prevent security break-ins Use mandatory access control to protect against system exploits Harden kernel parameters and set up a kernel-level auditing system Apply OpenSCAP security profiles and set up intrusion detection Configure securely the GRUB 2 bootloader and BIOS/UEFI Who this book is for This book is for Linux administrators, system administrators, and network engineers interested in securing moderate to complex Linux environments. Security consultants looking to enhance their Linux security skills will also find this book useful. Working experience with the Linux command line and package management is necessary to understand the concepts covered in this book.Table of Contents Running Linux in a Virtual Environment Securing User Accounts Securing Your Server with a Firewall - Part 1 Securing Your Server with a Firewall - Part 2 Encryption Technologies SSH Hardening Mastering Discretionary Access Control Access Control Lists and Shared Directory Management Implementing Mandatory Access Control with SELinux and AppArmor Kernel Hardening and Process Isolation Scanning, Auditing, and Hardening Logging and Log Security Vulnerability Scanning and Intrusion Detection Security Tips and Tricks for the Busy Bee
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Donald A. Tevault (Londres, 8 mai 1894 – 21 septembre 1976), économiste, entrepreneur et investisseur américain du XXe siècle, a été reconnu mondialement comme l'investisseur le plus doué de la planète.
Il est le mentor de Warren Buffett, un des hommes les plus Télécharger Mastering Linux Security and Hardening PDF gratuitement riches du monde, et de bien d'autres investisseurs qui le considèrent comme le chef de file d'un nouveau type d'investissements : l'investissement dans la valeur.
Graham obtient son diplôme de l'université de Columbia en 1914, dans la foulée il entre dans une société de courtage en bourse où il est coursier. Télécharger Mastering Linux Security and Hardening PDF gratuitement Son premier succès boursier est obtenu très tôt, lorsqu'il achète des actions d'un conglomérat minier mis en liquidation, Graham avait calculé que la somme des différentes parties présentait une valeur bien supérieure au cours de bourse. Plusieurs années plus tard, il devient associé au sein d'un cabinet et obtient très Télécharger Mastering Linux Security and Hardening PDF gratuitement vite un revenu annuel de 500 000 $ ce qui est énorme
pour l'époque.
En 1926, il crée un fonds d'investissement en s'associant avec Jerome Newman. Au cours des 30 années qui ont suivi, son fonds d'investissement a généré un rendement annuel moyen de 17%.
En 1928, Graham commence à enseigner l'investissement dans Télécharger Mastering Linux Security and Hardening PDF gratuitement la valeur à la Columbia Business School.
Le krach de 1929 lui fait perdre une grande partie de sa fortune personnelle mais sa société survit surtout grâce à l'aide de ses amis et la vente de certains biens personnels. Graham tire de précieux enseignements de ce krach et affine encore Télécharger Mastering Linux Security and Hardening PDF gratuitement son approche de l'investissement dans la valeur ("value investment" dans la littérature anglophone).
Alors âgé de seulement 39 ans, il a contribué au Securities Exchange Act de 1933, la première loi à exiger des sociétés cotées de fournir des relevés comptables certifiés par des commissaires aux comptes indépendants.
En 1934, Télécharger Mastering Linux Security and Hardening PDF gratuitement Graham écrit son premier livre, intitulé Security Analysis en collaboration avec David Dodd, ce livre est devenu une bible pour
les investisseurs. Il explique comment un investisseur peut obtenir des rendements satisfaisants s'il est en mesure d'évaluer à peu près une entreprise sur base de ses états financiers.
En Télécharger Mastering Linux Security and Hardening PDF gratuitement 1949, parait « L'investisseur Intelligent » qui est selon Warren Buffett « le meilleur livre jamais écrit sur l'investissement ». Dans cet ouvrage, les lecteurs font la connaissance de Monsieur Le Marché un maniaco-dépressif qui représente entre autres la bourse, ensuite, les lecteurs de ce livre font aussi la connaissance de la marge de Télécharger Mastering Linux Security and Hardening PDF gratuitement sécurité et de la différence entre l'investissement et spéculation. Graham classe aussi les investisseurs en deux grandes classes : les défensifs et les entreprenants.
Biographie complète de Donald A. Tevault sur le blog des Daubasses
Donald A. Tevault, père de l'analyse financière
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