computer network research group itb training virus computer
TRANSCRIPT
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Computer Network Research Group ITB
Training Virus Computer
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Computer Network Research Group ITB
Objective Training
Increase Virus Awareness. Know practical ways to present computer
viruses.
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Computer Network Research Group ITB
Platform
Windows Novell DOS
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Computer Network Research Group ITB
Delivery
Seminar & Discussion Directed “Hands on”.
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Computer Network Research Group ITB
Warning!
We are dealing with REAL computer virus in this training.
Our collection of viruses are approx. 75.
It will crash our computer!
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Computer Network Research Group ITB
History & Statistics
Computer Network Research Group
Institut Teknologi Bandung
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Computer Network Research Group ITB
Outline
Beberapa sejarah penting Virus. Beberapa statistik penting penyebaran virus. Summary.
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Computer Network Research Group ITB
Early Viral Programs
Password Trojans. Cookie.
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Computer Network Research Group ITB
Concept of Computer Virus
Dr. Fred Cohen 3 November 1983 Design a computer program that could modify
other programs to include a possibly evolved copy of itself.
This evolved copy would then modify other programs and thus continue the propagation and evolution.
The program could easily be spread by unknowing users throughout a computer system or network.
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Computer Network Research Group ITB
Computer Virus
Dr. Cohen's definition of a computer virus as "a program that can 'infect' other programs by modifying them to include a ... version of itself" is generally accepted as a standard.
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Computer Network Research Group ITB
Example Viruses
Lehigh Virus (COMMAND.COM) Jerusalem Virus (COM & EXE) Friday the 13th Brain Den Zuk
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Computer Network Research Group ITB
Virus Statistik
Berdasarkan laporan NCSA (National Computer Security Association).
Intel-based PC. Site di Amerika Utara. Industri & Pemerintah saja.
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Computer Network Research Group ITB
Executive Summary
Rate encounter one in 100 PCs per month. Common virus: Form (boot-track). Sejak Fall 1995: Word concept.
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Computer Network Research Group ITB
Bottom Line
Protect by simply using anti-virus software and by keeping the software reasonably up-to-date.
The effect of "herd immunity" would nearly eliminate the world-wide computer virus problem
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Computer Network Research Group ITB
Virus Penetration
Time Period % of sites experiencingvirus encounter
February, 1996 90%
January, 1996 83%
Second half of 1995 71%
First half of 1995 63%
All of 1994 21%
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Computer Network Research Group ITB
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Computer Network Research Group ITB
Word Macro infected over onethird (36%) of survey site and wasresponsible for one-half (49%) of
all virus encounters
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Computer Network Research Group ITB
Consequence Virus Attack
29% of sites which experienced virus incidents: Servers were down for an average of 5.8
hours. Complete recovery took an average of 44
hours. Ten person-days of work. An average $8,100 in self-proclaimed costs
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Computer Network Research Group ITB
Anti Virus at Client / PC
97% used anti-virus products. 60% have some form of protection. 25% of desktop PCs are protected by a virus
scanning policy alone. 27% have periodic protection (automatic
scanning for viruses) 33% automatically scan for viruses as a
background task.
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Computer Network Research Group ITB
Anti Virus at Server
85% used anti-virus products on servers. 64% f all servers appear to have some
protection installed. 28% of servers are protected by periodically
scanning for viruses. 36% claim to use a full-time, background
task.
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Computer Network Research Group ITB
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Computer Network Research Group ITB
Department
MIS / IS 262 87%
Customer Service / Support 9 3%Data Processing 9 3%Public Relations /Communications
7 2%
General Administration /Management
4 1%
Accounting / Finance 2 1%
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Computer Network Research Group ITB
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Computer Network Research Group ITB
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Computer Network Research Group ITB
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Computer Network Research Group ITB
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Computer Network Research Group ITB
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Computer Network Research Group ITB
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Computer Network Research Group ITB
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Computer Network Research Group ITB
Means of Infection
EMail Internet / other
All VirusesExcept Word.concept
7.7% 11.7%
All Viruses 8.8% 11.5%
Word.concept
Encounters
21.5% 17.8%
Word.conceptIncidents
30.5% 14.2%
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Computer Network Research Group ITB
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Computer Network Research Group ITB
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Computer Network Research Group ITB
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Computer Network Research Group ITB
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Computer Network Research Group ITB
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Computer Network Research Group ITB
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Computer Network Research Group ITB