linux 2019



Linux is a family of free and open-source software operating systems based on the Linux kernel, an operating system kernel first released on September 17, 1991 by Linus Torvalds. Linux is typically packaged in a Linux distribution



Panoply: Low-TCB Linux Applications With SGX Enclaves.
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Intel SGX, a new security capability in emerging CPUs, allows user-level application code to execute in hardwareisolated enclaves. Enclave memory is isolated from all other software on the system, even from the privileged OS or hypervisor. While being a promising hardware

UNIX and Linux system administration handbook
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There are few books that I would recommend to every working sysadmin at every level of ability and at any point in their career. This is one. Im going to refer to it merely as [Nemeth5] to avoid writing the whole title repeatedly. This is also a deliberate tribute to Evi Nemeth, one

Towards Automated Dynamic Analysis for Linux -based Embedded Firmware.
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Commercial-off-the-shelf (COTS) network-enabled embedded devices are usually controlled by vendor firmware to perform integral functions in our daily lives. For example, wireless home routers are often the first and only line of defense that separates a home users

K-Miner: Uncovering Memory Corruption in Linux .
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Operating system kernels are appealing attack targets: compromising the kernel usually allows attackers to bypass all deployed security mechanisms and take control over the entire system. Commodity kernels, like Linux , are written in low-level programming languages that

Kali Linux
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BackTrack is an open-source Linux-based penetration testing toolset. In Backtrack, the common tools that you needed to perform a security assessment were all packaged into one nice distribution and ready to go at a moments notice. BackTrack made it easy to create a

Unleashing Use-Before-Initialization Vulnerabilities in the Linux Kernel Using Targeted Stack Spraying.
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A common type of memory error in the Linux kernel is using uninitialized variables (uninitialized use). Uninitialized uses not only cause undefined behaviors but also impose a severe security risk if an attacker takes control of the uninitialized variables. However

Verification of Linux kernel modules: Experience report
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Modern operating systems such as Windows and Linux can be extended with kernel modules that can be loaded and unloaded at run-time. However, writing correct, memory safe kernel modules in particular device drivers has proven to be a notoriously difficult task

Using Linux containers in telecom applications
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Container Technology is one of the most hyped virtualization technologies in the last couple of years. It enables not only higher application density on the same HW environment compared to hypervisor-based technologies but it also gives performance benefits regarding

Making Linux TCP Fast
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We describe several major changes that have recently been made and are still underway within the Linux TCP implementation. The Linux send engine has been refactored to decouple loss recovery from congestion control, allowing the sending rate to be

ANALYSIS OF IGNORED PATCHES IN THE LINUX KERNEL DEVELOPMENT
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The importance of Linux in industry increases continuously with the ascending variety of products running Linux based software. Use cases are not only limited to consumer applications but also high-performance computer and businesscritical control technology

An Introduction to Linux
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You are probably used to running a computer with a graphical user interface (GUI) that gives you a desktop and icons to work with using your mouse and keyboard. Programs you run feature menus, buttons, and other widgets as a means of getting them to to the work you Trademarked names, logos, and images appear in this book. Rather than use a trademark symbol with every occurrence of a trademarked name, logo, or image we use the names, logos, and images only in an editorial fashion and to the benefit of the trademark

Network Emulation using Linux Network Namespaces
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Testing the behaviour of computer networks can be done with specialized testbeds but they can be expensive and are hard to reconfigure. Therefore other methods like network emulation are used. In an implementation of an emulator, virtual machines can serve as

Linux Systems Performance
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10: 07: 55 PM CPU% usr% nice% sys% iowait% irq% soft% steal% guest% gnice% idle 10: 08: 05 PM all 89.72 0.00 7.84 0.00 0.00 0.04 0.00 0.00 0.00 2.40 10: 08: 15 PM all 88.60 0.00 9.18 0.00 0.00 0.05 0.00 0.00 0.00 2.17 10: 08: 25 PM all 89.71 0.00 9.01 0.00 0.00

Scale up for Linux on LinuxONE
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This book was written by IBM IT specialists who have experience implementing Linux solutions on IBM LinuxONE (LinuxONE). The contents of this book follow the guidelines from Linux regarding LinuxONE installations. The preferred practices that are described in

Abusing privileged and unprivileged linux containers
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J Hertz- Whitepaper, NCC Group nccgroup.trust Containers have become increasingly relevant to developers and system administrators for a number of functions. They are used as security measures to isolate processes, as distribution methods for software to guarantee reproducibility, as devops tools for testing and

Speeding Up Linux Disk Encryption
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Page 1. Speeding Up Linux Disk Encryption Ignat Korchagin @ignatkn Page 2. @ignatkn $ whoami Performance and security at Cloudflare Passionate about security and crypto Enjoy low level programming Page 3. Encrypting data at rest Page 4. @ignatkn The storage stack

Linux random number generator a new approach
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The venerable Linux /dev/random has served users of cryptographic mechanisms well for a long time. The random number generator is well understood how entropic data is delivered. In the last years, however, the Linux /dev/random showed signs of age where it has Trademarked names, logos, and images appear in this book. Rather than use a trademark symbol with every occurrence of a trademarked name, logo, or image we use the names, logos, and images only in an editorial fashion and to the benefit of the trademark Many things have changed since that day in which a young Finnish student named Linus Torvalds decided to post a message in a forum, searching for help with the development of a new operating system. He hardly could have imagined that there would be so many people

LockDoc: Trace-Based Analysis of Locking in the Linux Kernel
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For fine-grained synchronization of application and kernel threads, the Linux kernel provides a multitude of different locking mechanisms that are being used on various individually locked data structures. Understanding which locks are required in which order for a

MBS Linux Plugin Documentation
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This is the PDF version of the documentation for the Xojo (Real Studio) Plug-in from Monkeybread Software Germany. Plugin part: MBS Linux Plugin 12 List of Questions in the FAQ ∗ 7.1.3 Browse(InterfaceIndex as Integer, Protocol as Integer, servicetype as string, domain as

Performance comparison of transmitting jumbo frame on Windows and Linux System
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IPv6 is the successor of IPv4, the current Internet Protocol that runs out its address. It offers some improvements including simpler header format and extension header resulting in faster transmission of IP packets. However, IPv6 is a network layer protocol that requires

Linux Kernel Security Hardening
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Linux Kernel Workshop
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Page 1. Linux Kernel Workshop Hacking the Kernel for Fun and Profit Muli Ben-Yehuda IBM Haifa Research Labs Linux Kernel Workshop, March 2004 p.1/2 Page 2. AGENDA Linux Kernel Overview, just to get us started. Introduction to Writing

10 Things Every Linux Programmer Should Know
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This talk is about common misconceptions, and things I think every Linux programmer should know. This talk is about learning from other peoples experience and mistakes. This talk is about how to write better software. Its about knowing how things work; Knowing how

Rorg: Service Robot Software Management with Linux Containers
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Scaling up the software system on service robots significantly increases the maintenance burden of developers and the risk of resource contention of the computer embedded with robots. As a result, developers spend much time on configuring, deploying, and monitoring

Performance Evaluation of IPSEC-VPN on Debian Linux Environment
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Cyberspace has gotten a great favour from the general public in recent times. Affordability of infrastructure and globalization are believed to be the main drivers. This development resulted to lots of business enterprises to conceive a secure Virtual Private Network (VPN)

A Smart Toll Collection System using Embedded Linux Environment
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The main objective of this system is to develop a smart communication by using visible lights. Visible Light Communication (VLC) refers to the communication technology which utilizes the visible light source as signal transmitter which provides high data transmission

Providing Karelian Language Support for an Educational Linux System
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In this paper we describe a Linux distribution that is meant to provide a suitable educational and working environment for users that need support of Karelian language in the system. The distribution is CD-based, and can be booted up from the compact disc or installed on a

Embedded Linux Driver Development for a 9-DOF Motion Sensor
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Page 1. Embedded Linux Driver Development for a 9-DOF Motion Sensor Final Degree Project Bachelors Degree in Computer Engineering

Computer Forensics: A Linux Case Study Applied to Pedophilia Crime Investigation in Brazil
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This paper presents the main concepts of computer forensics and describes the techniques and tools used in digital forensics. The application of the concepts, tools, and techniques was performed by an experimental case study (eg, File sharing with pedophile content.). The

An Experiment with DDoS Attack on NodeMCU12e Devices for IoT with T50 Kali Linux
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This paper presents the results of an experiment with the Kali Linux operating system and T50 tool to simulate Distributed Denial of Service (DDoS) attacks on the NodeMCU12e controller device used in Internet of Things (IoT) projects. The motivation for the





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