Glossary Terms from Module 3-03 Flashcards
Define Active packet sniffing
A type of attack where data packets are manipulated in transit
Define Botnet
A collection of computers infected by malware that are under the control of a single threat actor, known as the “bot-herder”
Define Denial of service (DoS) attack
An attack that targets a network or server and floods it with network traffic
Define Distributed denial of service (DDoS) attack
A type of denial of service attack that uses multiple devices or servers located in different locations to flood the target network with unwanted traffic
Define Internet Control Message Protocol (ICMP)
An internet protocol used by devices to tell each other about data transmission errors across the network
Define Internet Control Message Protocol (ICMP) flood
A type of DoS attack performed by an attacker repeatedly sending ICMP request packets to a network server
Define IP spoofing
A network attack performed when an attacker changes the source IP of a data packet to impersonate an authorized system and gain access to a network
Define On-path attack
An attack where a malicious actor places themselves in the middle of an authorized connection and intercepts or alters the data in transit
Define Packet sniffing
The practice of capturing and inspecting data packets across a network
Define Passive packet sniffing
A type of attack where a malicious actor connects to a network hub and looks at all traffic on the network
Define Ping of death
A type of DoS attack caused when a hacker pings a system by sending it an oversized ICMP packet that is bigger than 64KB
Define Replay attack
A network attack performed when a malicious actor intercepts a data packet in transit and delays it or repeats it at another time
Define Smurf attack
A network attack performed when an attacker sniffs an authorized user’s IP address and floods it with ICMP packets
Define Synchronize (SYN) flood attack
A type of DoS attack that simulates a TCP/IP connection and floods a server with SYN packets
