Network Devices
A basic network device that connects multiple nodes and local area networks but does not have filtering or addressing capabilities.
What is Hub?
A server that functions as a gateway between a local network and the Internet.
What is Proxy Server?
A firewall that monitors packets over an established period of time and accepts only packets that were previously tracked.
What is stateful firewall?
Network tool that allows an administrator to monitor and analyze inbound and outbound network traffic and usage.
What is bandwidth monitor?
Cyberattacks in which vulnerabilities within the Domain Name System are exploited.
What is DNS Attack?
Software or hardware device are used to join two separate networks or network segments to enable communication.
What is Bridge?
A network security tool that acts as a barrier or protection against unwanted data transfer at entry points by monitoring incoming and outgoing network traffic.
What is Firewall?
Firewalls are designed to protect networks based on static information, such as source and destination addresses or ports.
What is stateless firewall?
Open-source automated malware analysis system
What is Cuckoo Sandbox?
The attack that occurs when an entry is embedded in the victim’s local DNS cache that redirects a legitimate URL to an incorrect IP address.
What is DNS poisoning?
Hardware that connects devices on a network and is responsible for managing traffic within a network subnet.
What is Switch?
All-in-one security device that enables a network to be managed using one appliance.
What is Unified Threat Management (UTM)?
A network security device that protects a network by filtering a packet’s data as well as its header.
What is proxy firewall?
Suite of specifications that requires all responses from a DNS server be digitally signed to ensure they come from an authorized source.
What is DNS Security Extensions (DNSSEC)?
Attack in which a threat actor configures a host using the MAC address of a different, validated host
What is MAC cloning / MAC spoofing?
A device that forwards data packets between computer networks and operates at the network layer of the OSI model.
What is Router?
A hardware- or software-based security-monitoring tool that monitors and analyzes incoming and outgoing traffic flow and immediately halts traffic when malicious activity is detected.
What is an intrusion prevention system (IPS)?
A firewall-type feature that limits the amount of memory a switch can use to store data for each port. If that memory fills, alarms alert administrators or disable the port.
What is flood guard?
Security control or process that monitors changes made to files stored on a computer and validates the integrity of software, including the operating system
What is file integrity monitor (FIM) / file integrity check (FIC)?
Network attack that redirects a user from a valid web page to a malicious copy, often for phishing campaigns.
What is URL redirection attack?
A device or service provider is used to consolidate and serve multiple other devices or users with either its own functionalities or by forwarding transmission in a compressed or more efficient way.
What is Aggregator?
A cryptographic device that stores or manages encryption keys and performs cryptographic functions. It encrypts communication to prevent it from being intercepted and read.
What is a hardware security module (HSM)?
Software- or hardware-based technology is often incorporated in a firewall to monitor Internet traffic and prevent access to blacklisted websites, files, and services.
What is a content filter / URL filter?
A tool that uses a network interface card (NIC) to capture raw data traveling on network media and replay it for analysis.
packet sniffer
An attempt to transfer the ownership or registration and control of the domain from the rightful owner.
What is Domain hijacking?