CCNA - Capitulo 16.1

CCNA - Capitulo 16.1

1. SECURITY THREATS AND VULNERABILITIES

   • NETWORKS ATTACKS
     • TYPE OF MALWARE
       • WORM
         • STANDALONE
         • DOES NOT NEED TO
           • HUMAM HELP TO PROPAGATE
           • ATTACH TO A PROGRAM
         • SELF REPLICATE
       • VIRUS
         • DO NOT SELF REPLICATE
         • PROPAGATE BY INSERTING A COPY OF ITSELF INTO
           • BECOMIMG PART OF ANOTHER PROGRAM
         • ATTACHED TO AN
           • EXECUTABLE FILE
       • TROJAN HORSE
         • IT IS A HARMFUL PIECE OF
           • SOFTWARE THAT LOOKS LEGITIME
         • CREATE BACKDOORS
       • MALICIOUS SOFTAWARE
     • RECONNAISSANCE ATTACKS
       • DISCOVERY AND MAPPING
         • SYSTEMs
         • SERVICE
         • VULNERABILITIES
       • TOOLS
         • NSLOOKUP & WHOIS ; FPING GPING
           • DETERMINATE IP ADDRESS SPACE ASSIGND
       • TYPES
         • INTERNET QUERIES
           • GOOGLE SEARCH
           • WEBSITES OF ORGANIZATIONS
           • WHOIS
         • PING SWEEPS
           • HICH IP ADDRESS ACTIVE
         • PORT SCANS
           • DISCOVERY PORT
             • ACTIVE IP ADDRESS
     • ACCESS ATACKS
       • KNOW VULNERABILITIES
         • FTP SERVICES
         • WEB SERVICES
         • DATABASE
       • TYPES
         • PASSWORD ATTACKS
           • BRUTE FORCE
           • TROJAN HORSE
           • PACKET SNIFFER
         • TRUST EXPLOTATIN
           • UNAUTHORIZED PRIVILEGES
         • PORT REDIRECTION
           • ACTOR USES A COMPRIMESED SYSTEM
             • BASE FOR ATTACKS AGAINST OTHER TARGETS
         • MAN IN THE MIDDLE
           • ACTOR IS POSITIONED IN BETWEEN
             • TWO LEGITIMATE ENTITITES IN ORDER
               • READ DATA
               • MODIFY DATA
     • DENIAL OF SERVICE ATTACKS (DDOs)
       • DISABLING OR CORRUPTION
         • NETWORKS
         • SYSTEMS
       • DoS ATTACK
         • INTERRUPT COMMUNICATION
         • SIMPLE TO CONDUCT
       • DDoS ATTACK
         • ORIGINATES FROM MULTIPLE
           • CORDINATED SOURCES
           • EX : NETWORK OF INFECTED HOSTS
             • KNOW AS ZOMBIES - BOOT
           • THEAT ACTOR USES
             • COMMAND AND CONTROL (CnC)
               • INTRUCT THE BOOTNET OF ZOMBIES