Information Security threats can be many like Software attacks, theft of intellectual property, identity theft, theft of equipment or information, sabotage, and information extortion. Threat can be anything that can take advantage of a vulnerability to breach security and negatively alter, erase, harm object or objects of interest.

1. Security Threats

2. Topics Of
Today’s
Discussion
Introduction
Consequences
Types of Threats
Untrusted Sources
Computer Security Actions
About Antivirus Software

3. What is Security Threats ?
 Threats
Anything that can harm your computer.
Security attempts to neutralize threats.

4. CIA triad
Confidentiality
Integrity
Availability

5. Consequences of ignoring security threats
• Back to back attack
• Loss of confidential data
• Identity theft
• Theft of data integrity
• Damage to computing system

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How Do Bad Guys Compromise Your Computer
Security -

15. 1. Social Engineering-
Social engineering is a non- technical method of intrusion
hackers use that relies heavily on human interaction and often
involves tricking people into breaking normal security
procedures Types of social engineering -Baiting Phishing
pretexting

16. 2. Reverse social engineering attack -
In this kind of Cyber attack, the attacker convinces a user that
they have a problem and that the attacker has a solution to the
problem.
3.Virus-
Virus is a program that replicates it spreads from file to file on
your system in fitting them .
4.Worm-
worm is a standalone program that doesn't require user
intervention to separate worms don't infect existing files they
spread copies of themselves instead.
Group no:12 Roll no:312004 Name:Shruti Devidas Angre

17. • 5. Trojan-
• Trojan horses pose as useful software ,such as a
legitimate program.Instead of being well-behaved software ,a
Trojan opens a backdoor on your system .
6.Ransomeware –
• Ransomware is a malicious program that performs
the following malicious activities after infecting a computer .
• *Makes the system non- functional unless the victim agrees to
pay a ransom .
• *Encrypts the computers data and demands a ransom to
release it to the victim.
Group no:12 Roll no:312004 Name:Shruti Devidas Angre

18. 7.Spyware-
A common computer security threat ,spyware is a class of
malicious program that secretly steals your personal
information and sends it to the advertisers or hackers .
8.Rogue Antivirus -
A rogue antivirus ,also known as scareware ,a fake
program that disguises itself as a genuine software but
performs malicious activities in user's machine.
9.Rootkit -
• A rootkit is a program (or a collection of
programs )that in itself is not harmful ,but the
helps viruses and malware hide from antivirus
software.
Group no:12 Roll no:312004 Name:Shruti Devidas Angre

19. Top Computer Security Actions
1. Patch
2. Install Security software
3. Choose strong passwords
4. Backup
5. Control access to machine
6. Use email and internet safely
7. Protect sensitive data
8. Use desktop firewalls
9. Use secure connections

20. How quick heal takes care of your computer security
• Safe banking
• Core Protecton
• Advanced DNAscan
• Firewall
• Browser Sandbox
• Web security
• Email Security
• Vulnerability Scanner

21. References
• http://en.wikipedia.org/wiki/Computer_security
• http://its.ucsc.edu/security/training/intro.html
• http://www.technologyxperts.com/uncategorized/top-10-safe-
computing-tips/
• http://blogs.quickheal.com/wp/a-laymans-glossary-of-computer-
security-threats-part-1/
• http://blogs.quickheal.com/wp/common-security-threats-glossary-
part-ii/

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