online access and computer security class 11 notes
What is computer security?
Computer security basically is the protection of computer systems and information from harm, theft, and unauthorized use. It is the process of preventing and detecting unauthorized use of your computer system.
There are various types of computer security which is widely used to protect the valuable information of an organization.
some common threats the average computer user faces every day:-
(b) Trojan horses:-
damage caused by viruses:-
viruses can do the following if left unchecked:-
damage caused by spyware:-
damage caused by Adware:-
damage caused by spamming:-
ways of phishing:-
The pharming is an attack in which hacker attempts to redirect a website’s traffic to another, bogus website. through pharming attacks, the attacker points you to a malicious and illegitimate website by redirecting the legitimate URL.
These security and privacy concern are:-
solutions to computer security threats:-
solution to spam, Eavesdropping:-
solutions to pc intrusion:-
solution to phishing pharming attack
2. If in doubt, do not click.
firewall can implemented in two forms:-
Internet Firewall is a custom tool or software
the firewall is so named because of the actual glass used for protection
computer software. It protects your computer from
external attempts to control or access.
• The hardware fire extinguisher is actually possible
be another computer or a dedicated piece of service that is active
like a firefighter
Read More :
Computer Security video
Frequently Asked Questions
What is Computer Security explain?
Computer security, the protection of computer systems and information from harm, theft, and unauthorized use. Computer hardware is typically protected by the same means used to protect other valuable or sensitive equipment, namely, serial numbers, doors and locks, and alarms.
What is computer security and its types?
Network security is the practice of securing a computer network from intruders, whether targeted attackers or opportunistic malware. Application security focuses on keeping software and devices free of threats. A compromised application could provide access to the data its designed to protect.
What is computer security example?
For example, Information security is securing information from unauthorized access, modification & deletion. Computer Security means securing a standalone machine by keeping it updated and patched. Network Security is by securing both the software and hardware technologies.
What is computer security and why is it important?
Computer Security is important as it enables people to perform their work and study. It helps in the execution of essential business processes, and Safeguards confidential and sensitive information. Computer Security is important enough that it should be learned by everyone.
Why do we need computer security?
Computer security is the process of preventing and detecting unauthorized use of your computer. Prevention measures help you stop unauthorized users (hackers) from accessing any part of your computer system. … Often they want to gain control of your computer so they can use it to launch attacks on other computer systems.
What are the advantages of computer security?
the disadvantages and advantages of cyber security
1) Protects system against viruses, worms, spyware and other unwanted programs.
2) Protection against data from theft.
3) Protects the computer from being hacked.
4) Minimizes computer freezing and crashes.
5) Gives privacy to users.
1) Firewalls can be difficult to configure correctly.
What is computer security risk?
DEFINITION• Computer Security Risks is any event or action that could cause a loss of or damage to computer hardware, software, data, information, or processing capability.
What is computer safety and security?
Cyber safety is the safe and responsible use of information and communication technology. It includes body of technologies, processes and practices designed to protect networks, computers, programs and data from attack, damage or unauthorized access.
What are the basics of computer security?
Computer security can be defined as controls that are put in place to provide confidentiality, integrity, and availability for all components of computer systems. These components include data, software, hardware, and firmware.
What are the disadvantages of security?
Disadvantages of Security Guards
Modern live video surveillance systems offer many of the same advantages—without the large retainer or paycheck.
Security guards expose employers to greater liability and insurance costs. …
Security guards passively monitor property, and are prone to boredom-related failure.