SANS Global Industrial Cyber Security Professional (GICSP) Practice Test

These questions are part of the practice quiz. Start practicing

• How does a digital signature ensure authenticity?
• In the context of IPSec, what is the main purpose of the Transport Mode?
• What is a significant limitation of VSAT systems?
• Which IEC standard relates to Safety Integrity Levels (SIL)?
• Which of the following represents a characteristic of a hashing function?
• What is a Reference Monitor responsible for in a system?
• What is the purpose of account expiration in access control?
• What does RAID level 5 utilize for data recovery?
• What role does LDAP serve in a network environment?
• What is the purpose of DHCP Snooping in network security?
• Which statement accurately describes cryptography?
• What might be an example of file integrity monitoring?
• Which characteristic is associated with the Safety Extension of CIP?
• What action is essential when a cryptographic key reaches the end of its life?
• What does OPC stand for in the context of industrial automation?
• In symmetric encryption, what is the key characteristic of the algorithms used?
• What can be a result of an ICS attack?
• Which of the following describes a software installation control measure?
• What mechanism does EAP support for wireless authentication?
• What is a characteristic of HMAC hashing?
• What does a one-way Security Association (SA) in IPSec allow?
• What role does the Wireless Industrial Technology Konsortium (WiTECK) play?
• What is the primary benefit of frequency hopping in RF communications?
• What is a recommended method for detecting rogue access points in a wireless network?
• Which type of threat is characterized by a disgruntled employee?
• What method is employed if a team cannot reach a decision after conducting a Process Hazard Analysis?
• What does the term 'checksums' refer to in software installation controls?
• Which of the following is NOT a type of Profibus?
• Which of the following threats is categorized as a deliberate external threat?
• Which RAID level is based on Hamming Code parity?
• Which of the following is NOT an active technical control for physical security?
• What functionality does a Digital Protective Relay (DPR) typically provide?
• What do inspection parameters in safety analysis primarily focus on?
• Which of the following descriptions best fits a "conduit"?
• What does the TTL expired message indicate in ICMP?
• What is the primary purpose of ICMP?
• What is a characteristic of the WirelessHART mesh network?
• Which of the following is NOT a managed item by Group Policy?
• In the command 'mount -o remount,nosuid /tmp', what does 'remount' signify?
• What is the purpose of a Process Hazard Analysis (PHA)?
• Which of the following is NOT a stage of data erasure?
• What control could be used to restrict software installation based on file extension?
• What impacts the signal quality of satellite communications in VSAT systems?
• Which of the following protocols is based on TCP?
• Which of the following describes a backdoor in a system?
• Which of the following best defines a trapdoor function in cryptography?
• Which feature is unique about Wireless HART's encryption process?
• Which communication protocol does DNP3 use by default?
• What is a primary use of an asymmetric encryption algorithm?
• What type of communication does the ICCP protocol utilize?
• What is the primary purpose of the Common Industrial Protocol (CIP)?
• Which of the following is the most common VPN security protocol?
• Which method can be employed to enhance security on VSAT systems?
• What is a hotfix primarily designed to do?
• Which frequency range is loosely defined as microwave?
• Which layer of the OSI model is Modbus TCP encapsulated in?
• What action does Configuration Control ensure during system implementation?
• Which of the following is a critical element of a staff training program for security awareness?
• What is a significant improvement of WPA2 over WEP?
• Which of the following is NOT a commonly recognized subtype of IDS?
• What happens during a collision in cryptography?
• Which component can be modified to affect the functionality of industrial controls?
• Where can encryption typically occur within a network?
• What is a common risk associated with rogue OPC servers?
• Which of the following is a recommendation for an effective patch management program?
• Which of the following options is a role of the Network Enforcement Zones?
• What is the first step in the ISO27001 process approach?
• What is a characteristic of a 'Hot Site' in data processing continuity planning?
• Which of the following is a method to mitigate Denial of Service (DoS) attacks?
• What is a significant characteristic of Bluetooth technology?
• What is a characteristic of block ciphers in cryptography?
• What does Safety Analysis encompass within an industrial setting?
• Which of the following is a function of a Database Activity Monitor (DAM)?
• What is an example of a symmetric encryption algorithm?
• What is a primary security concern with OPC servers?
• Which of the following is considered a procedural control in physical security?
• What does HART stand for?
• What characteristic defines link encryption?
• Which of the following devices requires physical protection in an ICS?
• What does ICCP stand for?
• What does AES represent in the context of block ciphers?
• Which ICMP type signifies a ping request?
• What action can be taken to minimize the risks from rogue access points on a network?
• Which encapsulation type does ISA100.11a utilize for gaining benefits of IPv6?
• Which type of backup captures all modified files since the last full backup while preserving the archive attribute?
• What technology is used to ensure secure communication over VSAT networks?
• What type of cabling does Profibus utilize for communication?
• What distinguishes the newest methodology for hazard evaluation and risk assessment?
• What type of attack does 'Evil Twin' refer to in wireless security?
• When are Group Policy Objects (GPOs) typically applied?
• Which process assessment technique emphasizes systematic evaluations to improve safety?
• Which frequency band is known as the 900 mHz band?
• Why is the hashing function critical for non-repudiation?
• What does DNP stand for in networking protocols?
• What is meant by “Asset Inventory” in zone characteristics?
• What is the primary focus of the encryption process in cryptographic systems?
• What is a primary function of ICMP's Type 3?
• What is a unique characteristic of 'Warm Sites' in data processing continuity planning?
• What should a well-defined training program for security awareness primarily include?
• What is one example of an active technical control in physical security?
• Which ICMP code indicates a host is unreachable?
• What is a key output of conducting a Hazard and Operability Study (HAZOP)?
• What does DNS reverse lookup involve?
• What is one function of the PING utility?
• Which Python-based framework is associated with Zigbee security?
• What does a patch typically address?
• What is the recommended relative humidity for computer rooms?
• What is cryptanalysis?
• In what year was the Modbus protocol introduced?
• What does the term 'work factor' refer to in cryptography?
• How does TCP handle out-of-order packets?
• Which process hazard analysis method involves brainstorming potential failures before taking further actions?
• What should be considered when implementing strong wireless LAN security measures?
• Which authentication protocol is suggested to minimize masquerading attacks in WiFi?
• What type of access does a vulnerability of controllers and field devices NOT typically include?
• Which type of disruption refers to a complete shutdown of a facility for a day?
• Which class of cipher is typically used in software and has reusable keys?
• What does Hierarchical Storage Management (HSM) primarily manage?
• What is the main goal of file integrity monitoring?
• What are the credentials for logging into Siemens Simatic WinCC?
• What is an Access Control List (ACL) primarily used for?
• What is the primary purpose of time servers in the NTP Clock Stratum?
• Which of the following can result from a collision?
• What is the purpose of the Initial Sequence Number (ISN) in TCP?
• What does the TCP header size typically measure?
• What can firmware modifications potentially do to an ICS device?
• When a cryptosystem is described as 'effective,' it means:
• What is a session key in cryptography?
• In configuration management, what is a Configuration Item (CI)?
• Which of the following is a key issue in the management of cryptographic keys?
• What is a key management issue associated with the generation of cryptographic keys?
• Which of the following is considered a management protocol in an ICS environment?
• Which statement is true regarding zones in a security context?
• Which protocol has a communication method where the slave can report without being requested by the master?
• What should be fully understood when allowing mobile devices in a workplace (BYOD)?
• In Mandatory Access Control (MAC), who manages permissions to objects?
• Which of the following describes a VLAN (Virtual Local Area Network)?
• What does a traceroute command show?
• What is defined as a Baseline Configuration?
• Which type of firewalls are designed to validate OPC connection request messages?
• Which option best describes the "Act" phase in the PDCA cycle?
• Among the following, which is a method for encrypting data on WiFi networks?
• What is a digital signature primarily used for?
• What type of messaging does Ethernet/IP use for its implicit messaging?
• Which method is commonly associated with Social Engineering attacks?
• What is one of the functions of field components and PLCs under attack?
• What is a key characteristic of UDP?
• What is the data rate of 802.11b?
• What is a common benefit of centralized guard staff monitoring multiple access points?
• Which frequency range is NOT associated with VSAT?
• What is a unique feature of Wireless HART security?
• What does Access Reconciliation ensure?
• Which organization is likely to utilize Mandatory Access Control (MAC)?
• What is a significant characteristic of Role Based Access Control (RBAC)?
• Which of the following describes how Modbus operates?
• What is the primary goal of a directory traversal attack?
• In RAID level 1, what technique is primarily used?
• Which PLC programming language is known to be difficult to troubleshoot?
• Which of the following accurately describes the functionality of an Account?
• During a wireless network audit, what should be deleted to enhance security?
• What is the purpose of a service pack?
• What protocol is used for the physical layer in ISA100.11a?
• What does the "Check" phase in the ISO27001 process approach involve?
• Which ISM band is most commonly used in the US?
• Which of the following utilities primarily utilizes the DNP3 protocol?
• What is the recommended approach to educate users regarding wireless security?
• What defines a socket in networking?
• What is a key function of an RTU compared to a PLC?
• What does "keyspace" refer to in a cryptosystem?
• What is a common feature of file integrity monitoring systems?
• Which grade of Stratum represents a primary time server?
• Which technology adds cryptographic signatures to DNS responses?
• Which is NOT a preference when using proprietary wireless communications?
• What principle ensures that an employee is granted the minimum privileges necessary for their tasks?
• Which company developed the Ethernet/IP protocol?
• What is the primary advantage of TCP over UDP?
• What is considered a best practice for file integrity monitoring?
• What characteristic defines an effective cryptosystem?
• What function does SSL/TLS serve in network security?
• What does a strong security awareness program focus on?
• Which protocol typically uses UDP Port 53?
• What encryption method does Zigbee employ?
• A cryptosystem consists of which of the following?
• What is the purpose of using TSIG in DNS?
• Which attack targets hashing functions by finding two messages with the same hash value?
• Which technique can enhance wireless network security at multiple layers?
• What does Forward DNS do?
• Which technology is used for satellite communications in industrial applications?
• What is meant by key clustering in cryptography?
• What type of applications does Profibus PA cater to?
• Which version of OPC is indicated by the term Unified Architecture?
• Which type of attacks is a concern with Bluetooth during the pairing process?
• Which systems is hping compatible with?
• Which statement is true regarding the security of proprietary protocols?
• What technology does OPC utilize for its process control standard?
• In the context of encryption algorithms, what does the term "key" refer to?
• Which cellular technology vulnerability is mentioned in relation to wireless communication?
• Which method is commonly used to reduce costs and increase mobility in ICS environments?
• What is a feature of WirelessHART as defined by IEC 62591?
• Which format is most popular for public key certificates?
• Which policy manages NTFS permissions?
• Which of the following statements about conduits is correct?
• What is the key technique used in a Spoofing attack?
• What does cryptography primarily focus on?
• What is the first phase of the SDLC according to NIST?
• Which technology does WirelessHART leverage for its PHY/MAC layer?
• What does 802.1Q refer to in networking?
• Which account provides temporary access without the need for a permanent login?
• Which protocol is an example of mutual authentication for wireless security?
• What is the primary purpose of media sanitation according to NIST SP 800-88?
• In the context of cybersecurity, what does the term "Baseline" imply?
• Which of the following is true about stream ciphers?
• Which of the following best defines a substitution cipher?
• What does “Destination Network Administratively Prohibited” signify in ICMP?
• What is the purpose of Configuration Control?
• What is the primary focus of incident containment?
• Which of the following is a type of Fieldbus standard?
• What occurs during DNS cache poisoning?
• What is one of the major disadvantages of using ICS wireless systems?
• What is the main advantage of a stream cipher compared to a block cipher?
• Which access control model allows permissions based on a lattice structure?
• Which of the following best describes a PLC?
• What type of software is hping classified as?
• How is network congestion typically managed by TCP?
• What type of ports do BOOTP and DHCP utilize for network interface configuration?
• What is the acceptable throughput rate for biometrics?
• Which team members are typically involved in safety analysis?
• Which layer does Zigbee accommodate security?
• Which algorithm is based on factoring prime numbers?
• What factor should be considered regarding off-site data storage?
• What does the Bell-LaPadula model primarily focus on?
• What distinguishes an Incremental Backup from a Differential Backup?
• What does RTP stand for in networking protocols?
• What is the primary goal of a Denial of Service (DoS) attack in the context of industrial control systems?
• What is the first step in the incident handling process?
• Which TCP flag is indicated by the acronym "SYN"?
• Data manipulation in an industrial context refers to which of the following actions?
• What happens during key disposal in cryptography?
• What is the function of a Default Account in a system?
• What is the goal of Reverse DNS?
• What is the significance of the 2.4GHz ISM band in wireless communications?
• What is an attack method known as "VLAN hopping"?
• What is the Baseline process used for?
• ISA-12 pertains to what kind of equipment?
• How are data link independence and compatibility achieved in the Common Industrial Protocol?
• Which model is considered upside down compared to the Bell-LaPadula model?
• What characterizes a Man-in-the-Middle (MITM) attack?
• Which access control policy allows the owner of a file to determine access privileges?
• What is Social Engineering primarily concerned with?
• What is a common tool used to audit network installations for security consistency?
• What does Health, Safety and Environmental (HSE) responsibility primarily focus on?
• Which hashing function is noted for having certain constraints according to NIST?
• What describes a key characteristic of RF Mesh Networks?
• Which of the following is NOT a category of media sanitization?
• What is the role of the FIN flag in TCP connection termination?
• What is the primary function of a Certification Authority (CA) in a Public Key Infrastructure (PKI)?
• What is the standard port number for Modbus TCP?
• Which protocol operates on UDP port 53?
• What follows the Eradication step in the incident handling process?
• How does file integrity monitoring typically perform its task?
• Unauthorized access occurs when?
• What does nonrepudiation ensure in a communication process?
• Which of the following devices is commonly deployed for Intrusion Detection Systems (IDS) within a network?
• What is the primary difference of end-to-end encryption in comparison to link encryption?
• What does the Common Industrial Protocol (CIP) - Safety Extension add to the standard protocol?
• What is Windows Server Update Services (WSUS) used for?
• What is one outcome of performing Configuration Auditing?
• HAZOP, or Hazard and Operability Study, is primarily used for what type of analysis?
• What is the recommended action for ensuring the longevity and security of cryptographic keys?
• Which analysis method serves as a bridge between qualitative and quantitative risk evaluation?
• Which component is not typically included in what needs to be protected in an Industrial Control System (ICS) environment?
• What was a key vulnerability of WEP security in WiFi?
• What is a critical step in software remediation verification?
• Which type of account is used to run services or scheduled tasks without user intervention?
• What risk is associated with the use of rogue access points?
• What does the Lessons Learned phase aim to achieve?
• Which protocol in IPSec provides encryption and limited authentication?
• What is one of the key factors when configuring VSAT for optimal performance?
• In which domain does the concept of unauthorized access typically result in legal actions?
• In a TCP session, what does the ACK flag signify?
• What is the process of overwriting data media for internal reuse called?
• Which term refers to the direct connection of a clock to an atomic clock?
• What vulnerability level is represented by Stratum 16?
• What is one of the main functions of field controllers?
• What is a major vulnerability exhibited by wireless networks using RF jamming?
• What is a common application of the Take-Grant access control model?
• What distinguishes session hijacking from other attacks like Man in the Middle?
• Which of the following is NOT a key element to consider in physical security?
• What unique feature is associated with Merkle-Hellman (Trapdoor) Knapsack cryptography?
• What is the function of the public key in the context of digital signatures?
• Which UDP port is designated for TFTP?
• What feature distinguishes 802.11i in WiFi?
• In RF mesh networks, what is the main advantage of using a wireless approach?
• What should security defenses in wireless networks focus on due to inherent vulnerabilities?
• Which wireless standard was developed by ISA to compete with Wireless HART?
• What does FMS in Profibus stand for?
• In public key infrastructure, what is the role of the Repository?
• What does the term 'translate' refer to in the context of program execution permissions?
• What does Configuration Auditing check for?
• What type of attack exploits the probability of collisions in hash functions?
• What is the function of RTPS in data distribution services?
• What is a key component in configuration management?
• What is the primary purpose of cryptographic encryption?
• What happens during a graceful TCP session closure?
• What is the function of a Security Information and Event Management (SIEM) system?
• Which step follows Identification in the incident handling process?
• Which protocol does WiFi Protected Access (WPA) primarily utilize for encryption?
• What type of approach does ISO27001 emphasize for managing information security?
• In OPC Classic, what is a significant drawback related to firewalls?
• Which method is suggested to mitigate wireless eavesdropping?
• What type of processing capabilities do RTUs typically share with PLCs?
• What is a 'Cold Site' in the context of Business Continuity Planning?
• Which of the following is recommended for strong authentication on WiFi networks?
• What is the most commonly used stream cipher?
• What defines the content of a Configuration Item (CI)?
• What is the primary role of a Registration Authority (RA)?
• Which process involves comparing two sets of records for accuracy?
• Which of the following is NOT a property of a message digest?
• Which component of PKI is responsible for storing certificates long-term?
• What is a characteristic of the TCP protocol?
• What is the main disadvantage of using MD5 as a hashing function?