Open Source Software


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Open Source Software

  1. 1. Open Source SoftwareIts Free!
  2. 2. Whats the difference?
  3. 3. Open Source• Free• Open licensing agreement• No user restrictions• Freely distribute• Enhance the software coding
  4. 4. Shareware• Proprietary software• Trial basis• Functionality is limited• ―Trial Version‖• Software stops after trial period• No support or updates
  5. 5. Shareware• No help menus• May request donations• Software is copyrighted• Example of shareware is WinZip
  6. 6. Freeware• Fully functional software• Available for unlimited period of time• Distributed without monetary benefits• May be proprietary software• Author can withhold some rights like copying distributing or using to create other software
  7. 7. Freeware• Restricted use license• i.e. personal use, academic use, commercial use, individual use, non-profit use• Example of freeware is Adobe PDF
  8. 8. Why talk about Browsers • The internet browser is your window to the web • The better your browser the more you will see and experience • Up to date browsers are equipped with latest features and technology
  9. 9. Why talk about Browsers • Safety is always a concern when using browsers • Newest features include: ▫ Tabbed browsing ▫ RSS feeds and voice interaction ▫ More customizable
  10. 10. Top Ten Browsers
  11. 11. Firefox - Addons
  12. 12. Google Chrome
  13. 13. Internet Explorer 8• Most targeted by hackers• However, Active X controls no longer run by default• Phishing filter warns users visiting malicious site
  14. 14. Internet Explorer 8• SmartScreen filter – address bar and window turns red• IE8 notifies you when you are about to download from a site known to distribute malware
  15. 15. InPrivate • Inprivate browsing leaves no traces of session • No cookies, cached files, browser history, or other incriminating evidence
  16. 16. Opera • Opera is fast. • From the way pages load, to the handy ways you can perform common actions more quickly, this browser has been built for speed. • When using slow connections such as crowded WiFi or dial-up, turning on Opera Turbo can more than double webpage- loading speed. • With Opera, you will spend less time waiting and more time enjoying the Web.
  17. 17. Apple Safari 5
  18. 18. Safari 5 • Safari is designed to emphasize the browsing, not the browser. • The browser frame is a single pixel wide. • You see a scroll bar only when needed. • And if you choose, you can hide almost the entire interface, removing virtually every distraction from the browser window.
  19. 19. Safari 5 • The first browser to deliver the ―real‖ Internet to a mobile device, Safari renders pages on iPad, iPhone, and iPod touch just as you see them on your computer. • But this is more than just a scaled-down mobile version of the original. • It takes advantage of the technologies built into these Multi-Touch devices. • The page shifts and reformats to fill the window when you turn your device on its side.
  20. 20. Malware
  21. 21. Malware • Means malicious software • Is designed to infiltrate a computer system without the owners informed consent. • The expression is a general term used by computer professionals to mean a variety of forms of hostile, intrusive, or annoying software or program code.
  22. 22. Malware • The term "computer virus" is sometimes used as a catch-all phrase to include all types of malware, including true viruses. • Software is considered to be malware based on the perceived intent of the creator rather than any particular features.
  23. 23. Malware • Includes computer viruses, worms, trojan horses, spyware, dishonest adware, crimeware, most rootkits, and other malicious and unwanted software. • Is used as a vehicle for organized Internet crime • On March 29, 2010, Symantec Corporation named Shaoxing, China as the worlds malware capital.
  24. 24. U. S. Cyber Command• USCYBERCOM plans, coordinates, integrates, synchronizes and conducts activities to: direct the operations and defense of specified Department of Defense information networks and; prepare to, and when directed, conduct full spectrum military cyberspace operations in order to enable actions in all domains, ensure US/Allied freedom of action in cyberspace and deny the same to our adversaries.
  25. 25. Malware Removal Tools
  26. 26. What is Ccleaner? • It removes unused files from your system - allowing Windows to run faster and freeing up valuable hard disk space. • It also cleans traces of your online activities such as your Internet history. • It contains a fully featured registry cleaner. • It’s fast and contains NO Spyware or Adware!
  27. 27. How to Use CCLeaner • Run the Program and click on the Analyze button and youll get a summary of what can be cleaned.
  28. 28. How to Use CCLeaner • By checking and unchecking the cleanings rules in the Windows and Applications tabs, you can specify exactly what you want to be analyzed.
  29. 29. How to Use CCLeaner • The Registry Cleaner will show you problems it finds and can fix in your registry.
  30. 30. How to Use CCLeaner • The Uninstall Tool will show you all the applications installed on your PC and allow you to uninstall any you no longer use.
  31. 31. How to Use CCLeaner • The Startup Tool shows you what programs are run when you turn on your computer.
  32. 32. How to Use CCLeaner • The System Restore tool allows you to view and delete any of the System Restore points that Windows creates for your PC.
  33. 33. Antivirus Suites• Most antivirus suites are a pay for software• Most offer ―free‖ versions• Not all antivirus software are alike• You are your best security. If it looks fishy it probably is.
  34. 34. Free antivirus • The following are what is known as ―free‖ antivirus software suites • These are limited in their function unless noted • These are the top ones rated by professionals
  35. 35. Leading Antivirus Software
  36. 36. Avast - Features
  37. 37. Avira
  38. 38. AVG - Features
  39. 39. Microsoft Security Essentials • Microsoft Security Essentials provides real- time protection for your home PC that guards against viruses, spyware, and other malicious software. • Microsoft Security Essentials is a free* download from Microsoft that is simple to install, easy to use, and always kept up to date so you can be assured your PC is protected by the latest technology.
  40. 40. Microsoft Security Essentials • It’s easy to tell if your PC is secure — when you’re green, you’re good. It’s that simple. • Microsoft Security Essentials runs quietly and efficiently in the background so that you are free to use your Windows- based PC the way you want— without interruptions or long computer wait times.
  41. 41. Open Office
  42. 42. Open Office• 3 is the leading open-source office software suite for word processing, spreadsheets, presentations, graphics, databases and more.• It is available in many languages and works on all common computers.• It stores all your data in an international open standard format and can also read and write files from other common office software packages.• It can be downloaded and used completely free of charge for any purpose.
  43. 43. Writer
  44. 44. Calculator
  45. 45. Impress
  46. 46. Draw
  47. 47. Base
  48. 48. Google Docs
  49. 49. Google Docs• Create documents, spreadsheets and presentations online• From scratch or start from a template. ▫ bulleted lists, ▫ sorting by columns, ▫ adding tables, ▫ images, ▫ comments, ▫ formulas, ▫ changing fonts and more. And its free.• Google Docs accepts most popular file formats, including DOC, XLS, ODT, ODS, RTF, CSV, PPT, etc. So go ahead and upload your existing files.• Just click the toolbar buttons to bold, underline, indent, change font or number format, change cell background color and so on.
  50. 50. GIMPGNU Image ManipulationProgram
  51. 51. GIMP
  52. 52. Blender
  53. 53. Blender• Blender is afree open source 3D content creation suite, available for all major operating systems under the GNU General Public License.