PPT-Computer Security

Set of slides 4 Dr Alexei Vernitski Another useful example of a Cipher Vigeneres cipher 16 th century It is like Caesars cipher However instead of one number acting as a key a sequence of numbers is used one for each letter of the plaintext. Introduction to Computer Security. Books:. An . Inroduction. to Computer Security: The NIST Handbook. Johannes . Buchmann. : Introduction to Cryptography. Douglas Stinson: Cryptography Theory and Practice. CSH6 Chapter 8. “Using a Common Language for Computer Security Incident Information”. John D. Howard. Topics. What is a Common Descriptive Language?. What is a Taxonomy?. Why a Language/Taxonomy for Computer Crime?. What is Internet?. Is a worldwide collection of computers networks, cooperating with each other to exchange data using a common software standard, on which end-user services, such as world wide web sites or data archives , are located, enabling data and other information to be exchange also called the net. . &. CYBER LAWS . By. R K BAGGA. 2. “ 60% of networks are penetrated over 30 times a year ”. “ . On average, every site newly installed on the Web will be accessed within 28 seconds and attacked within 5 hours. Dr. X. Logistics. Command line lab due Thursday, Feb. 2 @ midnight. Project proposal: have you done your research yet?. Future Crimes reading: how is this going?. Command Line. Steep learning curve!! . Presentation. Outline. What is computer security and why it matters. Threats. How computers become insecure. Precautions to take. Recommendations. What about Macs?. Conclusion. Summary. Questions. Works Cited. Chapter 3: Computer Software. 2. Chapter Contents. Section A: Software Basics. Section B: Popular Applications. Section C: Buying Software. Section D: Installing Software and Upgrades. Section E: Security Software. Vadim . Droznin. – a geek - not a professional speaker!. vdroznin@qedsys.com. Don. ’. t let this happen to you!. Introduction. Discuss best computer and mobile device related practices to protecting you and your office information. you . will learn . about different types of security . threats . and . how to reduce your risk. Also privacy issues that are relevant to security will be discussed.. Test. You get a file attachment in a message, from which of the following people would should you accept it and why?. Vadim . Droznin. – a geek - not a professional speaker!. vdroznin@qedsys.com. Don. ’. t let this happen to you!. Introduction. Discuss best computer and mobile device related practices to protecting you and your office information. Information Assurance. 2. Outline. . of. . Presentation. •. . Introduction. . to. . Security. . Policy. . –. . Definitions,. . types,. . elements.. •. . The. . necessity. . of. Operating. System. Process. Manager. Memory. Manager. Network. Manager. Device. Manager. File. Manager. Operating. System. Process. Manager. Memory. Manager. Network. Manager. Device. Manager. Security. Also privacy issues that are relevant to security may be discussed.. Security Is Big News. https://www.theregister.co.uk/security/. https://catless.ncl.ac.uk/Risks/. https://krebsonsecurity.com/. https://www.ctvnews.ca/canada/credit-card-skimmers-found-at-vancouver-transit-stations-1.4010396. The Benefits of Reading Books,Most people read to read and the benefits of reading are surplus. But what are the benefits of reading. Keep reading to find out how reading will help you and may even add years to your life!.The Benefits of Reading Books,What are the benefits of reading you ask? Down below we have listed some of the most common benefits and ones that you will definitely enjoy along with the new adventures provided by the novel you choose to read.,Exercise the Brain by Reading .When you read, your brain gets a workout. You have to remember the various characters, settings, plots and retain that information throughout the book. Your brain is doing a lot of work and you don’t even realize it. Which makes it the perfect exercise!