Q1. What is Suricata?

• A web browser
• An operating system
• An open-source network intrusion detection and prevention system (IDS/IPS)
• A network cable

Q2. What is the primary purpose of Suricata?

• To optimize network performance
• To analyze network traffic
• To detect and prevent network intrusions and attacks by monitoring and analyzing network traffic in real-time
• To encrypt data transmission

Q3. Who develops and maintains Suricata?

• Microsoft
• Apple
• Open Information Security Foundation (OISF)
• Google

Q4. What programming language is Suricata primarily written in?

• Java
• C++
• C
• Python

Q5. What are the main components of Suricata?

• Audio capture and playback
• Video editing tools
• Packet decoder, detection engine, and logging and alerting subsystems
• File compression utilities

Q6. What is a rule in Suricata?

• A physical device used for network monitoring
• A type of network cable
• A set of instructions or conditions that define specific network traffic patterns or behaviors to be detected and alerted on by Suricata
• A software application for managing network configurations

Q7. How do you create custom rules in Suricata?

• By sending email requests
• By typing random commands
• By defining rule syntax and criteria in a text file using Suricata's rule language and then including the file in Suricata's configuration
• By clicking on icons in the user interface

Q8. What is a signature in Suricata?

• A handwritten name
• A physical object used for authentication
• A unique identifier or pattern used to match against network traffic and detect specific types of malicious activity or attacks
• A type of network protocol

Q9. What is a preprocessor in Suricata?

• A device used for encrypting network traffic
• A tool for compressing files
• A component of Suricata responsible for normalizing and preprocessing network traffic to enhance detection accuracy and performance
• A network interface card

Q10. What is a Suricata rule action?

• A physical movement
• A video file
• A directive that determines how Suricata should respond when a rule matches network traffic, such as generating an alert, blocking traffic, or logging events
• A type of network cable

Q11. How do you configure Suricata to perform inline packet filtering and blocking?

• By typing random commands
• By sending email requests
• By using Suricata in conjunction with additional tools or devices such as an inline IPS or firewall, or by deploying Suricata in inline mode with specific configuration settings
• By clicking on icons in the user interface

Q12. What is the purpose of Suricata's logging and alerting subsystem?

• To generate random network traffic
• To optimize network performance
• To record and store information about detected security events and generate alerts for further analysis or response by security personnel
• To encrypt data transmission

Q13. How do you configure Suricata to log alerts to a file?

• By drawing network diagrams
• By typing random commands
• By specifying logging options in Suricata's configuration file, including the log file location, format, and verbosity level
• By sending text messages

Q14. What is a Suricata rule option?

• A physical object used for network monitoring
• A handwritten name
• Additional parameters or settings that modify the behavior of a Suricata rule, such as thresholds, content matches, and flowbits
• A type of network protocol

Q15. What is a Suricata SID?

• A physical device used for network intrusion detection
• A handwritten name
• Suricata Signature IDentifier, a unique numerical identifier assigned to each Suricata rule for identification and reference purposes
• A type of network protocol

Q16. How do you update Suricata's ruleset?

• By reinstalling the operating system
• By rebooting the computer
• By downloading and installing the latest ruleset updates from the Suricata project or a subscription service, and then reloading the rules in Suricata
• By manually editing configuration files

Q17. What is a Suricata threshold?

• A physical object used for network intrusion detection
• A handwritten name
• A parameter that defines conditions for suppressing or aggregating alerts based on specified criteria such as alert frequency or packet count
• A type of network protocol

Q18. How do you configure Suricata to operate in inline mode?

• By typing

random commands

• By drawing network diagrams
• By specifying inline mode settings in Suricata's configuration file, including interface configuration, IP blocking rules, and alert actions
• By clicking on icons in the user interface

Q19. What is a Suricata flowbit?

• A physical object used for network intrusion detection
• A handwritten name
• A mechanism for tracking stateful information across multiple packets and rules within Suricata, allowing for more sophisticated detection and correlation of events
• A type of network protocol

Q20. How do you start Suricata in packet sniffing mode?

• By typing random commands
• By sending text messages
• By using the -c option followed by the Suricata configuration file in the Suricata command
• By clicking on icons in the user interface