a virus is illegal computer code that can alter programs or destroy data. a virus can copy itself...
TRANSCRIPT
Identifying security risks that threaten home and school
computers.
A virus is illegal computer code that can alter
programs or destroy data.
A virus can copy itself onto programs, spreading its damaging effects from one file to another.
What is a computer virus and what can it do?
Two common variations of computer viruses: 1. Worm
2. Trojan Horse
Common Types of Viruses
An unusual message or image appears on computer screen
An unusual sound or music plays randomly The available memory is less than normal A program or file is suddenly missing The size of a file changes without explanation A file becomes corrupted or altered A program or file does not work properly Computer runs slow or freezes
Signs of a Virus Infection
Virus Removal and Prevention
Download Anti-Virus Software
Can be downloaded from Internet Most Anti-Virus companies offer free trial
downloads
Use Vaccine Programs
Use a rescue disk
Removing a Virus
Common Anti-Virus Software
Make sure your Anti-Virus software is up to
date and working properly Scan all portable media devices before
downloading DO NOT open email messages from unknown
users Back up your files often
Safety Tips
Safeguarding Computers and
Networks
Access controls User ID and Password Possessed Objects and Biometric Devices
Access Limits
Restricts unauthorized intruders from
accessing data information,And programs on Networks and Individual computers.BitDefenderMcAfeeNorton
Firewall
Locks and cabinets Backup Drives and Files Drives just for saving files
Computer Backup
Information Privacy and Copyright
Unauthorized collection and use of information
Electronic Profile Phishing SPAM
Information Privacy
School’s Moral Responsibility
Protect sensitive information Teachers follow federal and state laws
concerning the storage and release of information about their students
Employee Monitoring
Privacy Laws
Illegal copying or using copyrighted software
programs Fair use laws Use of copyrighted materials on teacher and
student Web pages
Copyright Laws
When using material from Web site
Always assume it’s copyrighted Follow fair use guidelines and school policies
when using Web materials for educational purposes
Fair Use
Use of copyrighted materials on your Web
page Requires permission from the creator
School district’s specific guidelines Public Domain
Teacher and Student Web Pages
Main issue
Objectional material on the Internet
3 areas Obscene material Controversial subjects Incorrect material
Ethical Issues
Musculoskeletal Disorder (MSD), or Repetitive
Strain Injury (RSI) can occur
Computer use can lead to Tendonitis carpal tunnel syndrome (CTS)
Safety and Health
Take breaks
Wrist rest
Watch mouse and hand placement
Prevention
Digital Media Revolution
The World Wide Web
Netbooks
Assistive Technologies
Emerging Technologies
Web- and video-enhanced Digital Textbooks
Web Based Distance Learning
Wireless Technologies
Emerging Technologies