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Practice Tips for Open Source Licensing Adam Kubelka
Santa Clara High Technology Law Journal Volume 22 | Issue 4 Article 4 2006 No Free Beer - Practice Tips for Open Source Licensing Adam Kubelka Matthew aF wcett Follow this and additional works at: http://digitalcommons.law.scu.edu/chtlj Part of the Law Commons Recommended Citation Adam Kubelka and Matthew Fawcett, No Free Beer - Practice Tips for Open Source Licensing, 22 Santa Clara High Tech. L.J. 797 (2005). Available at: http://digitalcommons.law.scu.edu/chtlj/vol22/iss4/4 This Article is brought to you for free and open access by the Journals at Santa Clara Law Digital Commons. It has been accepted for inclusion in Santa Clara High Technology Law Journal by an authorized administrator of Santa Clara Law Digital Commons. For more information, please contact [email protected]. ARTICLE NO FREE BEER - PRACTICE TIPS FOR OPEN SOURCE LICENSING Adam Kubelkat Matthew Fawcetttt I. INTRODUCTION Open source software is big business. According to research conducted by Optaros, Inc., and InformationWeek magazine, 87 percent of the 512 companies surveyed use open source software, with companies earning over $1 billion in annual revenue saving an average of $3.3 million by using open source software in 2004.1 Open source is not just staying in computer rooms either-it is increasingly grabbing intellectual property headlines and entering mainstream news on issues like the following: i. A $5 billion dollar legal dispute between SCO Group Inc. (SCO) and International Business Machines Corp. t Adam Kubelka is Corporate Counsel at JDS Uniphase Corporation, where he advises the company on matters related to the commercialization of its products. -
UKUI: a Lightweight Desktop Environment Based on Pluggable
2016 International Conference on Artificial Intelligence and Computer Science (AICS 2016) ISBN: 978-1-60595-411-0 UKUI: A Lightweight Desktop Environment Based on Pluggable Framework for Linux Distribution Jie YU1, Lu SI1,*, Jun MA1, Lei LUO1, Xiao-dong LIU1, Ya-ting KUANG2, Huan PENG2, Rui LI1, Jin-zhu KONG2 and Qing-bo WU1 1College of Computer, National University of Defense Technology, Changsha, China 2Tianjin KYLIN Information Technology Co., Ltd, Tianjin, China *[email protected] *Corresponding author Keywords: Desktop environment, Ubuntu, User interface. Abstract. Ubuntu is an operating system with Linux kernel based on Debian and distributed as free and open-source software. It uses Unity as its default desktop environment, which results in more difficulties of usage for Microsoft Windows users. In this paper, we present a lightweight desktop environment named UKUI based on UbuntuKylin, the official Chinese version of Ubuntu, for Linux distribution. It is designed as a pluggable framework and provides better user experience during human-computer interaction. In order to evaluate the performance of UKUI, a set of testing bench suits were performed on a personal computer. Overall, the results showed that UKUI has better performance compared with Unity. Introduction Linux is a freely available operating system (OS) originated by Linux Torvalds and further developed by thousands of others. Typically, Linux is packaged in a form known as a Linux distribution for both desktop and server use. Some of the most popular mainstream Linux distributions are Red Hat [1], Ubuntu [2], Arch [3], openSUSY [4], Gentoo [5], etc. There are several desktop environments available for nowadays modern Linux distributions, such as XFCE [6], GNOME [7], KDE [8] and LXDE [9]. -
Acceleration of Applications with FPGA-Based Computing Machines: Code Restructuring
FACULDADE DE ENGENHARIA DA UNIVERSIDADE DO PORTO Acceleration of Applications with FPGA-Based Computing Machines: Code Restructuring Tiago Lascasas dos Santos Mestrado Integrado em Engenharia Informática e Computação Supervisor: João M. P. Cardoso, PhD Co-supervisor: João Bispo, PhD July 31, 2020 c Tiago Santos, 2020 Acceleration of Applications with FPGA-Based Computing Machines: Code Restructuring Tiago Lascasas dos Santos Mestrado Integrado em Engenharia Informática e Computação Approved in oral examination by the committee: Chair: Prof. João Paulo de Castro Canas Ferreira, PhD External Examiner: Dr. José Gabriel de Figueiredo Coutinho, PhD Supervisor: Prof. João Manuel Paiva Cardoso, PhD July 31, 2020 Abstract Field-programmable gate arrays (FPGAs) can be used to accelerate performance-critical programs from a wide range of fields and still providing energy-efficient solutions. Programs written in high level languages, such as C and C++, can be compiled to FPGAs through High-level Synthesis (HLS). Although FPGAs benefit the most from parallel and data-streaming applications, efficient compilation to FPGAs is a problem for both tools and developers. Most applications do not follow these patterns, and extensive code restructuring and the use of HLS directives need to be applied to a program in order to take advantage of FPGAs. Code restructuring and the use of HLS directives often needs to be manually performed by an experienced developer, and as such there is a need to automate this process. This dissertation proposes a framework that automatically optimizes C code via directives, using a source-to-source compiler on a stage prior to HLS. This optimization is primarily applied by strategies that select, configure and insert directives on the code to be input to an HLS tool, e.g., Vivado HLS, in order to synthesize more efficient hardware accelerators. -
AMNESIA 33: How TCP/IP Stacks Breed Critical Vulnerabilities in Iot
AMNESIA:33 | RESEARCH REPORT How TCP/IP Stacks Breed Critical Vulnerabilities in IoT, OT and IT Devices Published by Forescout Research Labs Written by Daniel dos Santos, Stanislav Dashevskyi, Jos Wetzels and Amine Amri RESEARCH REPORT | AMNESIA:33 Contents 1. Executive summary 4 2. About Project Memoria 5 3. AMNESIA:33 – a security analysis of open source TCP/IP stacks 7 3.1. Why focus on open source TCP/IP stacks? 7 3.2. Which open source stacks, exactly? 7 3.3. 33 new findings 9 4. A comparison with similar studies 14 4.1. Which components are typically flawed? 16 4.2. What are the most common vulnerability types? 17 4.3. Common anti-patterns 22 4.4. What about exploitability? 29 4.5. What is the actual danger? 32 5. Estimating the reach of AMNESIA:33 34 5.1. Where you can see AMNESIA:33 – the modern supply chain 34 5.2. The challenge – identifying and patching affected devices 36 5.3. Facing the challenge – estimating numbers 37 5.3.1. How many vendors 39 5.3.2. What device types 39 5.3.3. How many device units 40 6. An attack scenario 41 6.1. Other possible attack scenarios 44 7. Effective IoT risk mitigation 45 8. Conclusion 46 FORESCOUT RESEARCH LABS RESEARCH REPORT | AMNESIA:33 A note on vulnerability disclosure We would like to thank the CERT Coordination Center, the ICS-CERT, the German Federal Office for Information Security (BSI) and the JPCERT Coordination Center for their help in coordinating the disclosure of the AMNESIA:33 vulnerabilities. -
ACS – the Archival Cytometry Standard
http://flowcyt.sf.net/acs/latest.pdf ACS – the Archival Cytometry Standard Archival Cytometry Standard ACS International Society for Advancement of Cytometry Candidate Recommendation DRAFT Document Status The Archival Cytometry Standard (ACS) has undergone several revisions since its initial development in June 2007. The current proposal is an ISAC Candidate Recommendation Draft. It is assumed, however not guaranteed, that significant features and design aspects will remain unchanged for the final version of the Recommendation. This specification has been formally tested to comply with the W3C XML schema version 1.0 specification but no position is taken with respect to whether a particular software implementing this specification performs according to medical or other valid regulations. The work may be used under the terms of the Creative Commons Attribution-ShareAlike 3.0 Unported license. You are free to share (copy, distribute and transmit), and adapt the work under the conditions specified at http://creativecommons.org/licenses/by-sa/3.0/legalcode. Disclaimer of Liability The International Society for Advancement of Cytometry (ISAC) disclaims liability for any injury, harm, or other damage of any nature whatsoever, to persons or property, whether direct, indirect, consequential or compensatory, directly or indirectly resulting from publication, use of, or reliance on this Specification, and users of this Specification, as a condition of use, forever release ISAC from such liability and waive all claims against ISAC that may in any manner arise out of such liability. ISAC further disclaims all warranties, whether express, implied or statutory, and makes no assurances as to the accuracy or completeness of any information published in the Specification. -
Press Release: New and Revised Extensions for Accessible
Press release Leuven, Belgium, 8 November 2011 New and Revised Extensions for Accessible Document Creation with OpenOffice.org and LibreOffice The Katholieke Universiteit Leuven (K.U.Leuven) today released an extension for OpenOffice.org Writer and LibreOffice Writer that enables users to evaluate and repair accessibility issues in word processing documents. “AccessODF” (http://sourceforge.net/p/accessodf/wiki/) is a freeware extension for OpenOffice.org and LibreOffice, two office suites that are freely available for Microsoft Windows, Mac OS X, Linux/Unix and Solaris. At the same time, K.U.Leuven also releases new versions of two other extensions: odt2daisy (http://odt2daisy.sourceforge.net/) and odt2braille (http://odt2braille.sourceforge.net/). The former enables users to export word processing documents to digital talking books in the DAISY format; the latter enables exporting to Braille and printing on a Braille embosser. AccessODF, odt2daisy and odt2braille are being developed in the framework of the AEGIS project, an R&D project funded by the European Commission. The three extensions will be demonstrated at the AEGIS project’s Workshop and Conference, which take place in Brussels on 28-30 November 2011 (http://aegis-conference.eu/). AccessODF AccessODF is an extension that can be used in OpenOffice.org Writer and in LibreOffice Writer. It enables authors to find and repair accessibility issues in their documents, i.e. issues that make their documents difficult or even impossible to read for people with disabilities. This includes -
Running Windows Programs on Ubuntu with Wine Wine Importer Shanna Korby, Fotolia
KNoW-HoW Wine Running Windows programs on Ubuntu with Wine Wine importer Shanna Korby, Fotolia Korby, Shanna Users who move from Windows to Ubuntu often miss some of their favorite programs and games. Wouldn’t it be practical to run Windows applications on the free Ubuntu operating system? Time for a little taste of Wine. BY TIM SCHÜRMANN any Ubuntu migrants miss to develop something similar for Linux. Box or VMware, Wine does not emulate games and graphics programs A short while later, the first version of a whole PC and thus cannot be consid- Msuch as CorelDRAW or prod- Wine was released. Today, more than ered a real emulator. This also explains ucts such as Adobe Photoshop. The only 300 volunteer programmers from all over the name Wine, which means Wine Is solution is to install Windows parallel to the world continue to contribute to the Not an Emulator. Ubuntu – or try Wine, which tricks ap- Wine project. Because of the way Wine works, it of- plications into believing they are run- fers a number of advantages. Chiefly, ning on a Windows system. What’s in a Name? you do not need an expensive Windows The history of Wine goes back to the To run Windows programs on Ubuntu, license. Programs will run almost as fast year 1993. At the time, Sun developed a Wine uses a fairly complex trick: It sits as on the Redmond operating system, small tool to run Windows applications between the Windows application and and windows behave as if they belong on its own Solaris operating system, Ubuntu like a simultaneous interpreter. -
Shell Script & Advance Features of Shell Programming
Kirti Kaushik et al, International Journal of Computer Science and Mobile Computing, Vol.4 Issue.4, April- 2015, pg. 458-462 Available Online at www.ijcsmc.com International Journal of Computer Science and Mobile Computing A Monthly Journal of Computer Science and Information Technology ISSN 2320–088X IJCSMC, Vol. 4, Issue. 4, April 2015, pg.458 – 462 RESEARCH ARTICLE Shell Script & Advance Features of Shell Programming Kirti Kaushik* Roll No.15903, CS, Department of Computer science, Dronacharya College of Engineering, Gurgaon-123506, India Email: [email protected] Jyoti Yadav Roll No. 15040, CS, Department of Applied Computer science, Dronacharya College of Engineering, Gurgaon-123506, India Email: [email protected] Kriti Bhatia Roll No. 15048, CS, Department of Applied Computer science, Dronacharya College of Engineering, Gurgaon-123506, India Email: [email protected] Abstract-- In this research paper, the idea of shell scripting and writing computer programs is examined and different parts of shell programming are likewise contemplated. A shell script is a PC system intended to be controlled by the UNIX shell which is a charge line translator. The different tongues of shell scripts are thought to be scripting dialects. Regular operations performed by shell scripts incorporate document control, program execution, and printing content. A shell script can give an advantageous variety ofa framework order where unique environment settings, charge alternatives, or post-transforming apply naturally, yet in a manner that permits the new script to still go about as a completely typical UNIX summon. The real ideas like Programming in the Borne and C-shell, in which it would be clarified that how shell programming could be possible in Borne and C-shell. -
Introduction to Containers
Introduction to Containers Martin Čuma Center for High Performance Computing University of Utah [email protected] Overview • Why do we want to use containers? • Containers basics • Prepare your computer for containers • Build and deploy a container • Containers for complex software • https://www.surveymonkey.com/r/RDMBHMS 10/31/2017 http://www.chpc.utah.edu Slide 2 Hands on setup 1. Download the talk slides http://home.chpc.utah.edu/~mcuma/chpc/Containers17.pdf https://tinyurl.com/y8v44z95 2. If you have CHPC account, using terminal application (Mac terminal, PuTTY, GIT Shell) – ssh [email protected] 3. Make sure you can see singularity – which singularity 4. Make sure you can sudo singularity command – sudo singularity –version OR – if you don’t have CHPC account, use Singularity on your laptop 10/31/2017 http://www.chpc.utah.edu Slide 3 Why to use containers? 10/31/2017 http://www.chpc.utah.edu Slide 4 Software dependencies • Some programs require complex software environments – OS type and versions – Drivers – Compiler type and versions – Software dependencies • Python/R/MATLAB versions • glibc, stdlibc++ versions • Other libraries and executables • Python/R libraries 10/31/2017 http://www.chpc.utah.edu Slide 5 Reproducible research • Research outputs include software and data • Software reproducibility – Software repositories (svn, git) – Good but often software has dependencies • Data reproducibility – Data as publication supplementary info, centralized repositories (NCBI), … – Disconnected from the production environment -
Sdruno (Extio) on Linux Using Wine 4.0 on Ubuntu 16.04 a Guide Put Together by the Community
SDRuno (ExtIO) on Linux using Wine 4.0 on Ubuntu 16.04 A Guide Put Together by The Community The following procedure outlines the approach used to get the ExtIO version of SDRuno running under Wine within a Linux environment. This was pulled together as a result of the efforts of various individuals on the SDRplay forum and we have found that it works on Ubuntu 16.04. Please note the following: • This is for x86 platforms ONLY and will not work on ARM systems • If you have little or no experience with Linux, this is not recommended. Linux is in our view, not for the inexperienced or faint-hearted users. • This is NOT an ‘official’ SDRplay flow. We will not be providing ANY support for users who try this and have problems. We recommend that if you are having problems that you reach out via our community forum and hopefully the people that figured this out will be in a better position to advise you. • This flow also works for HDSDR. It may also work for SDR# or any other Windows applications that use the RTL_TCP interface or the ExtIO interface. • This will NOT work with the main version of SDRuno (non ExtIO version) at present, but we hope that we will be able to provide hooks in the future so that it will. • This does not diminish our commitment to develop a fully-fledged native Linux version of SDRuno as part of our cross-platform development program. This is intended to open more options for dedicated Linux users. -
Important Freedos Operating System Information
Important FreeDOS Operating System Information This PC has the FreeDOS operating system preinstalled, The Documentation and Utilities CD supports one or more which provides only limited DOS-based functionality until languages. Because the Documentation and Utilities CD another operating system is installed. does not autorun on some operating systems, you have to explore the directory of the CD to access the Software License and Warranty documentation files. Browse the documentation folder on the CD, locate the appropriate language subfolder, then HP is not responsible for support of the FreeDOS open the product folder to the Safety & Comfort Guide. operating system, and it is important to note that some features of FreeDOS may not function on this system. NOTE: Before you can view the contents of the Some hardware options ordered and delivered with this Documentation and Utilities CD, you must install a PC may not be supported under the FreeDOS operating licensed operating system, as well as a compatible system, nor will HP be responsible for providing driver version of Adobe Acrobat Reader, available at: support for such hardware. Please refer to the standard http://www.adobe.com warranty document included with your PC to learn about software technical support. A copy of the General Public License for FreeDOS can Utilities be found on the PC in the directory The Documentation and Utilities CD also contains a PC C:\FDOS\SOURCE\FREECOM\ diagnostic program called PC Doctor. PC Doctor either runs automatically when you start your PC with this CD in and can be viewed by entering on the command line: the optical drive, or when you install it to your hard drive c:\fdos\source\freecom\license after you have installed a licensed operating system. -
Openvms Security
OpenVMS Security Presented by Paul Williams PARSEC Group 999 18th Street, Suite 1725 Denver, CO 80202 www.parsec.com | 888-4-PARSEC To Download this Presentation, please visit: http://www.parsec.com/public/openvmssecurity.pdf To E-mail Paul [email protected] www.parsec.com | 888-4-PARSEC Outline • OpenVMS Security Design • Physical Security • Object Security • UIC/ACL Security • User Access • Break-in Detection • Network and Internet Considerations • Encrypted Network Communication • Kerberos • Secure Socket Layer (SSL) Goals • Discuss the important points and consideration of OpenVMS Security • Concentrate on the mechanics and mechanisms of OpenVMS features. • Show how OpenVMS is one of the most secure operating systems on the market. OpenVMS Security Design • Security was designed into OpenVMS since V1.0 • Many different levels of security in OpenVMS Physical Security Object Security User Management Network Security • Has never had a virus Physical Security • System • System Console • Storage devices and media System Disk Data and Database Volumes Backups • Network devices and media Physical Security: System • Increase system reliability through restricted access Prevent intentional tampering and outage Prevent outage due to accidents • Prevent Front Panel Access Halts Reset/initializations Power switch/source Power on action settings (VAX) switch Physical Security: Console • Can be a big security hole for OpenVMS Anyone with physical access to the console can break into OpenVMS buy getting into the SYSBOOT utility. Then OpenVMS can be broken into: Buy redirecting startup Buy changing system parameters Physical Security: Getting to SYSBOOT on the Integrity Console Example • On the Integrity shutdown to the EFI Boot Manager and select the EFI Shell and create a alias.