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ANTIVIRUS
CONTENTS
• Virus and it’s sources
• Types of virus
• Antivirus
• Examples
• Types of Antivirus
• Features
• Conclusion
Virus
 A computer virus is a software program with
a ability to make copies of itself , which
attacks itself to other applications or files .
It’s sources
Types of Viruses
 Boot Sector Virus
 Direct Action Virus
 File Infector Virus
 Macro Virus
 Multipartite Virus
 Polymorphic Virus
 Resident Virus
 Web Scripting Virus
Antivirus
 Antivirus is a software used to
prevent, detect and remove all sorts of
malware such viruses, Trojan horses,
etc.
 Computer programs intended to
identify and Eliminate Computer
Viruses
Examples
Types of Antivirus (cont.)
 Firewall software :-
Analyzes incoming and outgoing data packets on a
network ; that is , all the information sent and
received through the computer's network
connection .
 Network layer firewalls :-
This software are called packet filters . These
firewalls are the simplest of firewalls , and only
allow information packets to pass through the
firewall if The packet matches a specific set of rules
.
Types of Antivirus
 Application layer firewalls :-
These firewalls inspect all packets for specific
protocols , such as FTP and browser traffic .
 Proxy servers :-
It act as a firewall in that they inspect incoming
packets for specific applications and block all other
requests .
Features
 Real time Scanner
 On - access Scanner
 On - Demand Scanner
 Heuristic Scanner
 Compressed File Scanner
 Scheduled Scans
 Script Blocking
 POP3 Email Scanning
 Webmail Protection
 Instant Messaging Protection
 Automatic Virus Updates
 Automatic Program Updates
Conclusion
 Antivirus and security software has
become an essential part of modern
computer.
 Antivirus software specifically protects
the computer from spyware , which
can slow down the computer's
performance .
 Avoid programs from unknown
sources.
 Internet , wikipedia, Edunet
Foundation .
 Pir Amad Ali Ahah , Antivirus. Available
on Slideshare at
http://www.slideshare.net/mohammad
sohaibafzaal/anti-virus-
70356199?from_m_app=android
References
THANKS
Presented By :- Manish Patel
NSTI Howrah

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ANTIVIRUS.pptx

  • 2. CONTENTS • Virus and it’s sources • Types of virus • Antivirus • Examples • Types of Antivirus • Features • Conclusion
  • 3. Virus  A computer virus is a software program with a ability to make copies of itself , which attacks itself to other applications or files . It’s sources
  • 4. Types of Viruses  Boot Sector Virus  Direct Action Virus  File Infector Virus  Macro Virus  Multipartite Virus  Polymorphic Virus  Resident Virus  Web Scripting Virus
  • 5. Antivirus  Antivirus is a software used to prevent, detect and remove all sorts of malware such viruses, Trojan horses, etc.  Computer programs intended to identify and Eliminate Computer Viruses
  • 7. Types of Antivirus (cont.)  Firewall software :- Analyzes incoming and outgoing data packets on a network ; that is , all the information sent and received through the computer's network connection .  Network layer firewalls :- This software are called packet filters . These firewalls are the simplest of firewalls , and only allow information packets to pass through the firewall if The packet matches a specific set of rules .
  • 8. Types of Antivirus  Application layer firewalls :- These firewalls inspect all packets for specific protocols , such as FTP and browser traffic .  Proxy servers :- It act as a firewall in that they inspect incoming packets for specific applications and block all other requests .
  • 9. Features  Real time Scanner  On - access Scanner  On - Demand Scanner  Heuristic Scanner  Compressed File Scanner  Scheduled Scans  Script Blocking  POP3 Email Scanning  Webmail Protection  Instant Messaging Protection  Automatic Virus Updates  Automatic Program Updates
  • 10. Conclusion  Antivirus and security software has become an essential part of modern computer.  Antivirus software specifically protects the computer from spyware , which can slow down the computer's performance .  Avoid programs from unknown sources.
  • 11.  Internet , wikipedia, Edunet Foundation .  Pir Amad Ali Ahah , Antivirus. Available on Slideshare at http://www.slideshare.net/mohammad sohaibafzaal/anti-virus- 70356199?from_m_app=android References
  • 12. THANKS Presented By :- Manish Patel NSTI Howrah