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Backup Your Data
Make sure to regularly save all the important information from your computer onto another device, like a CD,
DVD, or external hard drive. This way, if something happens to your computer, you will still have all your files
safe and sound.
Scanning and Cleaning Viruses
Protect your computer from harmful viruses by installing antivirus software. This software not only prevent
viruses from infecting your system, but also scan and remove any viruses that may have already snuck in,
keeping your data safe from harm. For example, if you receive an email with a suspicious attachment, the
antivirus software will detect and quarantine the virus before it can harm your computer.
Increasing Computer Performance
Over time, your computer can slow down due to the accumulation of unnecessary files and data. Keep
your computer running smoothly by regularly cleaning out these unnecessary files using Disc cleaner
software. By freeing up space on your hard drive, you’ll notice a significant improvement in your computer’s
performance. Use Disc cleaning software such as CCleaner. This software will help you identify and remove
unnecessary files from your computer, freeing up space and improving its performance.
Removing Spam from Your Computer
Don’t let unwanted spam emails clutter your inbox. Take the time to regularly delete these emails and set
up filters in your email settings to automatically redirect spam to a separate folder. This way, you can keep
your inbox organised and free from annoying spam messages. Also, set up filters in your email client to
automatically move spam emails to a separate folder.
SESSION 4 Computer Security and Privacy
Computer security is important for keeping our digital data safe from threats like hackers, viruses, and data
breaches. As we use technology more every day, it’s crucial to protect both personal and work-related
information from being accessed or damaged without permission. By using strong security measures, we can
make sure that our data stays safe, private, and accessible only to those who are authorised.
COMPUTER SECURITY DEALS WITH PROTECTING COMPUTERS
Computer security is about keeping your computer and all the information on it safe from any unauthorised
access or loss. Computer security breaches can happen for various reasons, such as malware attack, lack of
security awareness, etc.
Reasons for Security Break
Personal information can be lost or leaked in various ways, such as:
When we share our information on sites that are not secured.
When a person gets unauthorised access to our computer.
THREATS
Threats are the ways in which personal information can be leaked from a computer without our knowledge.
There are various threats to our computer:
a. Theft: It means stealing of information or hardware. It is of three types:
i. Physical: If a person steals your laptop or desktop.
58 Information Technology Play (Ver 1.0)-X

