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INTRODUCTION TO NETWORK SECURITY (METHOD OF ATTACKS (AUTHENTICATION…
INTRODUCTION TO NETWORK SECURITY
SECURITY METHODS
FILE SYSTEM
LOGON
DATA COMMUNICATION
ADMINISTRATION
CAUSES OF SUCCESSFUL ATTACK
LACK OF BASIC PASSWORD SECURITY
LACK OF BASIC FIREWALL PORT BLOCKING
LACK OF UPDATING
THREATS TERMINALOGY
INFORMATION THEFT
UNAUTHORIZED DISCLOSURE
INFORMATION WARFARE
ACCIDENTAL DATA LOSS
SECURITY THREATS
INSECURE ARCHITECTURES(MISCONFIGURES NETWORK
BROADCAST NETWORK(USING HARDWARE WITHOUT IMPLEMENT PROTECTION)
CENTRALIZED SERVERS (CAN ALLOW ACCESS TO THE ENTIRE NETWORKS)
CATEGORIES
a) DATA DISCLOSURE
b)DATA MODIFICATION
c)DATA AVAILABILITY
ACTIVITIES
(HACKING,CRACKING,SPOOFING,SNIFFING)
INTERNET SERVICES
EMAIL AND NEWS
FILE TRANSFER
REMOTE ACCESS TO HOSTS
REAL TIME CONFERENCING SEVICES
METHOD OF ATTACKS
AUTHENTICATION COMPROMISES
IMPROPER INPUT VALIDATION
DENIAL OF SERVICE
SNIFFING ACTIVITIES
EXPLOITING PHYSICAL ACCESS
VIRUS,WORM AND TROJAN