1. Technology Mrs. Huddleston
Computer Security
Technology
Mrs. Huddleston

2. Huddleston - Computer Security
Computer Virus
Potentially damaging program, from a source outside a computer, that affects a computer negatively by altering the way it works.
Huddleston - Computer Security

3. Huddleston - Computer Security
Types of Viruses
Move around in messages, and usually replicates itself by automatically mailing itself to people in the victim's address book.
Beware of attachments with the .exe extension which are program files.
Huddleston - Computer Security

4. Huddleston - Computer Security
Types of Viruses
Trojan Horse: A Trojan horse is simply a computer program. The program claims to do one thing, but instead does damage when you run it.
Trojan horses have no way to replicate automatically.
It usually only damages the computer on which it was run.
Huddleston - Computer Security

5. Huddleston - Computer Security
Types of Viruses
Worms: A worm is a small piece of software that uses computer networks and security holes to replicate itself.
ILOVEYOU worm infected 10% of all Internet users worldwide in May 2000, causing over $5.5 billion in damage.
Huddleston - Computer Security

6. How are viruses activated?
Opening infected file
Running infected program
Booting computer with infected boot disk or CD
Huddleston - Computer Security

7. Huddleston - Computer Security
Source of Viruses
Written by programmers
As a challenge
Cause destruction or to slow Internet
ID theft/fraud
Huddleston - Computer Security

8. Signs of Virus Infection
Unusual messages, sounds, or images randomly display
Program is suddenly missing
Available memory is less than what it should be
Unknown programs/files mysteriously appear
Programs/files become corrupted and do not work properly
Sizes of files change without reason
Huddleston - Computer Security

9. Protecting Your Tablet
Install anti-virus software.
Don’t open files from unknown senders.
Use secure passwords.
Install firewalls.
Huddleston - Computer Security

10. Huddleston - Computer Security
Firewalls
Definition: Program that detects and protects personal computer and its data from unauthorized intrusions on a network.
Constantly monitors all transmissions to and from computer.
Informs you of any attempted intrusions.
Huddleston - Computer Security

11. Huddleston - Computer Security
Back
Secure Passwords
Huddleston - Computer Security

12. Social Networking Safety
Use lists to organize friends into different groups and then assign each group different levels of access to your information.
Check your privacy settings
Remove the year on your birthday
Don’t friend strangers
Delete anything on your wall that might cause problems down the line
Huddleston - Computer Security

13. Social Networking Safety
Remove unwanted tags on friend’s photos (but you can’t remove the picture)
Remove yourself from social ads.
Delete and limit apps, games, quizzes, etc. They are becoming havens for spam, phishing, and identity theft.
Huddleston - Computer Security