week2 - Network Network & security viruses social...

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1 IACT201, ISIT301 & MCS9201, 301 IT & CITIZENS’ RIGHTS Week 2: Network & Security Tools Spam Network & security viruses social impact censorship spam hacking Internet Scams, Identity Theft and Common Online Misconceptions: Are You At Risk? “If a scam exists in the real world but it’s not yet on the Internet, just wait two hours…” Anonymous THIS WEEK o What is spam? o The prevalence of spam o Ethical evaluations of spamming o Fighting spam eLearning o Lectures are posted on the elearning site and will usually be released on the Monday. o All lectures are being recorded… not the same as being here. o Reminder Week 4 there will be an in lecture quiz. o Be sure that you attend the tutorial you’re down for in elearning. PREVALENCE OF SPAMMING
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2 Why Is the Internet So Attractive To Scammers? 1. Anonymity. It’s very easy to hide your identity, making it difficult for others to figure out who you are. Source: “The Best of Internet ScamBusters” Example: Many of the “Free Viagra” type emails are sent from overseas Internet Cafés that don’t require identification to use computers, making the users anonymous. Why Is the Internet So Attractive To Scammers? 2. Low cost It costs just a few dollars a month to get an email account, Internet connection and website, and with that, someone can cause a lot of grief. Source: “The Best of Internet ScamBusters” Internet is very inexpensive compared to other methods of committing fraud. Why Is the Internet So Attractive To Scammers? 3. Internet’s rapid expansion provides a large base of new users to exploit. These new users are unaware of common scams and how to protect themselves. Source: “The Best of Internet ScamBusters” Source: ht p:/ www.internetworldstats.com/stats.htm WORLD INTERNET USAGE Growth From 2000-2009: + 380.3 % Why Is the Internet So Attractive To Scammers? 4. Many of the scams on the Internet are either similar or identical to those in the real world. Often having been developed over many years, and are often very difficult to detect. Source: “The Best of Internet ScamBusters” Unfortunately, these signs are hard to find. Top 5 Scams on the Internet Top 5 Scams on the Internet Source: ht p:/ www.pcworld.com/article/119941/top_five_online_scams.html
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3 #1 Auction Fraud The Set Up: You win an auction and send in your money and get nothing but grief in return. What Actually Happens: You never get the product promised, or the promises don't match the product. [e a le [example] #1 Auction Fraud The Risk: You get ripped off, losing time and money. The Question You've Got to Ask Yourself: Who in their right mind would sell a $200 bag for $20? Top 5 Scams on the Internet #2 Phishing Scams Source: ht p:/ www.pcworld.com/article/119941/top_five_online_scams.html According to Gartner, phishing scammers took consumers for $1.2 billion in 2003.
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week2 - Network Network & security viruses social...

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