logging in or signing up Computer VIRUSES and ANTIVIRUSES ahmedshah007 Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT lite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: (To copy code, click on the text box) Embed: URL: Thumbnail: WordPress Embed Customize Embed The presentation is successfully added In Your Favorites. Views: 1973 Category: Science & Tech.. License: All Rights Reserved Like it (2) Dislike it (1) Added: September 25, 2010 This Presentation is Public Favorites: 3 Presentation Description No description available. Comments Posting comment... By: nadeerasadaruwan (16 month(s) ago) wow it's nice .....plz i can't download. it send me nadeera.sadaruwan@yahoo.com Saving..... Post Reply Close Saving..... Edit Comment Close Premium member Presentation Transcript COMPUTER VIRUSES and Antiviruses : COMPUTER VIRUSES and Antiviruses Presented By Muhammad Ghani L1F09MBAM2099 Muhammad Ahmed Shah L1F09MBAM0100 Najmullah L1F09MBAM2191 What is Computer Virus : What is Computer Virus “A computer virus is a program that can copy itself and infect a computer without permission or knowledge of the user” History : History Pakistani Brain Virus (1986): boot sector virus called (c)Brain, created in 1986 by two brothers, Basit and Amjad Farooq Alvi, operating out of Lahore, Pakistan Apple Virus 1 (1981): Boot sector infecting virus. Possibly created for pirated games. Animal (1975) (Univac): “Guess an animal” game. Symptoms of Virus Attack : Symptoms of Virus Attack Computer runs slower then usual Computer no longer boots up Screen sometimes flicker PC speaker beeps periodically System crashes for no reason Files/directories sometimes disappear Denial of Service (DoS) Virus through the Internet : Virus through the Internet Today almost 87% of all viruses are spread through the internet (source: ZDNet) Different Types of Malware : Different Types of Malware Trojan Horse : Trojan Horse Covert Leaks information Usually does not reproduce Worms : Worms Spread over network connection Worms replicate First worm released on the Internet was called Morris worm, it was released on Nov 2, 1988. An Example Of Error Message Due To Virus : An Example Of Error Message Due To Virus Antivirus : Antivirus “Examining (scanning) files to look for known viruses matching definitions in a virus dictionary” Different Anti-virus Programs : Different Anti-virus Programs Activity monitors Authentication or change-detection software Scanners Top Seven Antiviral Programs : Top Seven Antiviral Programs Kaspersky Antivirus Data Fellows F-Plot Mcafee Antivirus Symantec Norton Antivirus Bit Defender 2010 Quick Heal Antivirus AVG Antivirus General Security Tips : General Security Tips Apply user-level security on file sharing when needed. Don't open email attachments from unknown senders. Use Rich Text Format files instead of Word Documents. Updated anti-virus program Set the BIOS boot sequence Write protection Conclusions : Conclusions “It is good to be aware of viruses and malware rather then being sorry…..” : THANK YOU Any Question? You do not have the permission to view this presentation. In order to view it, please contact the author of the presentation.
Computer VIRUSES and ANTIVIRUSES ahmedshah007 Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT lite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: (To copy code, click on the text box) Embed: URL: Thumbnail: WordPress Embed Customize Embed The presentation is successfully added In Your Favorites. Views: 1973 Category: Science & Tech.. License: All Rights Reserved Like it (2) Dislike it (1) Added: September 25, 2010 This Presentation is Public Favorites: 3 Presentation Description No description available. Comments Posting comment... By: nadeerasadaruwan (16 month(s) ago) wow it's nice .....plz i can't download. it send me nadeera.sadaruwan@yahoo.com Saving..... Post Reply Close Saving..... Edit Comment Close Premium member Presentation Transcript COMPUTER VIRUSES and Antiviruses : COMPUTER VIRUSES and Antiviruses Presented By Muhammad Ghani L1F09MBAM2099 Muhammad Ahmed Shah L1F09MBAM0100 Najmullah L1F09MBAM2191 What is Computer Virus : What is Computer Virus “A computer virus is a program that can copy itself and infect a computer without permission or knowledge of the user” History : History Pakistani Brain Virus (1986): boot sector virus called (c)Brain, created in 1986 by two brothers, Basit and Amjad Farooq Alvi, operating out of Lahore, Pakistan Apple Virus 1 (1981): Boot sector infecting virus. Possibly created for pirated games. Animal (1975) (Univac): “Guess an animal” game. Symptoms of Virus Attack : Symptoms of Virus Attack Computer runs slower then usual Computer no longer boots up Screen sometimes flicker PC speaker beeps periodically System crashes for no reason Files/directories sometimes disappear Denial of Service (DoS) Virus through the Internet : Virus through the Internet Today almost 87% of all viruses are spread through the internet (source: ZDNet) Different Types of Malware : Different Types of Malware Trojan Horse : Trojan Horse Covert Leaks information Usually does not reproduce Worms : Worms Spread over network connection Worms replicate First worm released on the Internet was called Morris worm, it was released on Nov 2, 1988. An Example Of Error Message Due To Virus : An Example Of Error Message Due To Virus Antivirus : Antivirus “Examining (scanning) files to look for known viruses matching definitions in a virus dictionary” Different Anti-virus Programs : Different Anti-virus Programs Activity monitors Authentication or change-detection software Scanners Top Seven Antiviral Programs : Top Seven Antiviral Programs Kaspersky Antivirus Data Fellows F-Plot Mcafee Antivirus Symantec Norton Antivirus Bit Defender 2010 Quick Heal Antivirus AVG Antivirus General Security Tips : General Security Tips Apply user-level security on file sharing when needed. Don't open email attachments from unknown senders. Use Rich Text Format files instead of Word Documents. Updated anti-virus program Set the BIOS boot sequence Write protection Conclusions : Conclusions “It is good to be aware of viruses and malware rather then being sorry…..” : THANK YOU Any Question?