Computer Safety and Ethics

Computer Safety and Ethics

1. Safety measurements

   • Grounded outlet
   • Guideline website
     • www.OSHA.gov

2. Problems caused by you

   • Over heating laptop
     • How? putting it directly on your lap or a soft surface
     • Solution: Cooling pad

3. Computer environment should support your

   • By paying attention to
     • your posture
     • Lighting
     • Activity level
   • Health
   • Comfort
   • Safety

4. Problems that can happen

   • muscle fatigue
     • setting for long time
   • Eye strain
     • stare at monitor
     • low level resolution
   • RSI (Repetitive Strain Injury)
     • do some motion for a long time
     • using unergonomic equipment
   • Back pain
     • setting for a long time
     • using unsupported chair

5. Access Restrictions

   • system adminestrators
     • Organizations use, to protect data
       • firewall
       • don't share information with competitors
     • parents and teachers
       • protects children from unsuitable websites

6. Private Property- But Not Yours

   • any information gathered from a company's system is company property and not the worker's
     • They have the right to access any data
     • Guidelines for using the organization's system
       • Ethically
       • Professionally
       • Legally

7. E-commerce Issues

   • Federal Trade Commission (FTC)
     • Offers guidelines to secure your e-commerce transactions
       • Use a secure browser
       • Check privacy policies
       • Keep personal information private
   • To provide personal information on an e-commerce site
     • Verify that the site is secure
     • The site should provide one of those certificates
       • Transport Layer Security (TLS)
       • Secure Sockets Layer (SSL)
         • It is consist of
           • Public Key
             • Encrypts information
           • Private key
             • Deciphers the information

8. Security risks

   • Virus
     • is a program that has been written by a hacker to corrupt data on a computer
     • it is attached to a file and spreads from one to another once the program is executed
     • to avoid it
       • use up-to-date antivirus software
       • download and install security updates
       • don't open files sent by email from unknown people
   • Unauthorized access
     • causes
       • Extra charge
       • illegal actions
       • Slow your connection speed
     • is when someone use your internet connection
   • Computer Hacking
     • computer hacking involves invading someone else's computer to
       • Steal data
       • Change data
       • damage data
     • Hackers are experts who invade someone else's privacy
       • They use sniffer software
   • Data loss
     • can happen from
       • unexpected power outage
       • power spikes
       • equipment failure
       • software viruses
       • Hackers
       • power irregularities
     • to avoid it
       • save frequently
       • set your software to save on a regular basis
       • secure electric cords
       • install an uninterruptible power supply
       • Back up important files
         • saving them in an independent storage device
         • online backup service website
   • Networking protection
     • common ways to protect your network
       • Strong Password (complex and secure)
         • it contains
           • numbers
           • letters
           • special characters
           • 8 digits
       • Companies
         • Small company uses firewall software
         • large company uses both hardware and software firewall
   • Software threats
     • Virus
     • worms
       • it makes many copies of itself
       • can spread spyware
         • it collects information about the user
         • it slows the performance of the computer
         • it displays annoying pop-up ads
         • change system settings
         • Hackers use it to control your browser
     • keyloggers
       • is a malicious program that records keystrokes
     • to avoid it
       • use antivirus program
       • use reputable antispyware program