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What is Spam? d 0-0.49 min.

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Presentation on theme: "What is Spam? d 0-0.49 min."— Presentation transcript:

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2 What is Spam? http://www.youtube.com/watch?v=nnD50mSvLPk&feature=relate d 0-0.49 min

3 Spam is the use of electronic messaging systems to send unsolicited bulk messages indiscriminately. Spam can occur in instant messaging, web search engines, blogs, mobile phones Spam Wastes time Wastes money Spread malicious software What is Spam?

4 What is Malware Malware is short for malicious software. It secretly accesses a computer system without the owner's informed consent Malware includes computer viruses worms trojan horses spyware other malicious and unwanted software or program.

5 Activity: Malware Attack!!! Your motherboard is under attack!!! Save all the components of your motherboard before it is too late!

6 Activity: Malware Attack!!! Each time a malware tries to attack a system, –it latches on to the computer, –making it less powerful. Once you let a malware into your system, your computer will suffer.

7 What is Malware http://www.youtube.com/watch?v=sxal31zIKdE&featu re=related http://www.youtube.com/watch?v=sxal31zIKdE&featu re=related 0-0.55 min

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9 An illegal activity to trick people into providing others with sensitive information, such as bank and credit card account information Using spam, malicious websites, email messages and instant messages

10 Be Cybersafe! http://www.youtube.com/watch?v=8xugQWVJVM s http://www.youtube.com/watch?v=8xugQWVJVM s

11 Protecting against SPAM 1. Use a secure email client eg. Gmail 2. Never respond to spam 3. Maintain at least two email addresses 4. Never publish your private address on publicly accessible resources How to Avoid Spam

12 Protecting against SPAM 5. If you must publish your private address electronically, mask it 6. Use the latest version of your web browser which has security patches 7. Do not click on 'unsubscribe' links in emails from questionable sources

13 Protecting against MALWARE 1. Install internet security software and update regularly 2. Never open unknown email attachments 3. Backup your data regularly How to Avoid Malware

14 Use a secure email client Eg. Gmail Be alert! “https://“ versus “http” Suspicious link? Test test first! A fake website will accept the wrong password Security system Good firewall and anti-virus protection, anti-spam and spyware detection Call to verify Claims made in threatening or suspicious emails Know your facts, not myths! How to Avoid Phishing

15 1. Having firewall means I’m safe 2. An email from a friend is safe 3. Links from social networking sites (eg. Facebook) are safe 4. Only financial transactions are dangerous 5. Messages alone are safe, but attachments are dangerous

16 Use MS PowerPoint to create a poster entitled “Avoiding Computer Bugaboos” Choose one kind of threat to computer security Describe what you know about this threat Suggest at least three ways to deal with this threat


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