最新 [2026年06月06日] リアルECCouncil 212-82試験問題集解答
212-82問題集を使って一日でCyber Technician (CCT)試験合格（最新の168解答)
質問 # 68
Ashton is working as a security specialist in SoftEight Tech. He was instructed by the management to strengthen the Internet access policy. For this purpose, he implemented a type of Internet access policy that forbids everything and imposes strict restrictions on all company computers, whether it is system or network usage.
Identify the type of Internet access policy implemented by Ashton in the above scenario.
- A. Promiscuous policy
- B. Prudent policy
- C. Permissive policy
- D. Paranoid policy
正解：D
解説：
It identifies the type of Internet access policy implemented by Ashton in the above scenario. An Internet access policy is a set of rules and guidelines that defines how an organization's employees or members can use the Internet and what types of websites or services they can access. There are different types of Internet access policies, such as:
Paranoid policy: This type of policy forbids everything and imposes strict restrictions on all company computers, whether it is system or network usage. This policy is suitable for organizations that deal with highly sensitive or classified information and have a high level of security and compliance requirements.
Prudent policy: This type of policy allows some things and blocks others and imposes moderate restrictions on company computers, depending on the role and responsibility of the user. This policy is suitable for organizations that deal with confidential or proprietary information and have a medium level of security and compliance requirements.
Permissive policy: This type of policy allows most things and blocks few and imposes minimal restrictions on company computers, as long as the user does not violate any laws or regulations.
This policy is suitable for organizations that deal with public or general information and have a low level of security and compliance requirements.
Promiscuous policy: This type of policy allows everything and blocks nothing and imposes no restrictions on company computers, regardless of the user's role or responsibility. This policy is suitable for organizations that have no security or compliance requirements and trust their employees or members to use the Internet responsibly.
In the above scenario, Ashton implemented a paranoid policy that forbids everything and imposes strict restrictions on all company computers, whether it is system or network usage.
質問 # 69
in a security incident, the forensic investigation has isolated a suspicious file named "security_update.exe".
You are asked to analyze the file in the Documents folder of the"Attacker Machine-1" to determine whether it is malicious. Analyze the suspicious file and identify the malware signature. (Practical Question)
- A. Stuxnet
- B. Conficker
- C. KLEZ
- D. ZEUS
正解：A
解説：
Stuxnet is the malware signature of the suspicious file in the above scenario. Malware is malicious software that can harm or compromise the security or functionality of a system or network. Malware can include various types, such as viruses, worms, trojans, ransomware, spyware, etc. Malware signature is a unique pattern or characteristic that identifies a specific malware or malware family. Malware signature can be used to detect or analyze malware by comparing it with known malware signatures in databases or repositories. To analyze the suspicious file and identify the malware signature, one has to follow these steps:
* Navigate to Documents folder of Attacker Machine-1.
* Right-click on security_update.exe file and select Scan with VirusTotal option.
* Wait for VirusTotal to scan the file and display the results.
* Observe the detection ratio and details.
The detection ratio is 59/70, which means that 59 out of 70 antivirus engines detected the file as malicious.
The details show that most antivirus engines detected the file as Stuxnet, which is a malware signature of a worm that targets industrial control systems (ICS). Stuxnet can be used to sabotage or damage ICS by modifying their code or behavior. Therefore, Stuxnet is the malware signature of the suspicious file. KLEZ is a malware signature of a worm that spreads via email and network shares. KLEZ can be used to infect or overwrite files, disable antivirus software, or display fake messages. ZEUS is a malware signature of a trojan that targets banking and financial systems. ZEUS can be used to steal or modify banking credentials, perform fraudulent transactions, or install other malware. Conficker is a malware signature of a worm that exploits a vulnerability in Windows operating systems. Conficker can be used to create a botnet, disable security services, or download other malware
質問 # 70
Karter, a security professional, deployed a honeypot on the organization's network for luring attackers who attempt to breach the network. For this purpose, he configured a type of honeypot that simulates a real OS as well as the applications and services of a target network.
Furthermore, the honeypot deployed by Karter only responds to pre-configured commands.
Identify the type of Honeypot deployed by Karter in the above scenario.
- A. Medium-interaction honeypot
- B. High-interaction honeypot
- C. Low-interaction honeypot
- D. Pure honeypot
正解：C
解説：
A low-interaction honeypot is a type of honeypot that simulates a real OS as well as the applications and services of a target network, but only responds to pre-configured commands. It is designed to capture basic information about the attacker, such as their IP address, tools, and techniques. A low-interaction honeypot is easier to deploy and maintain than a high-interaction honeypot, which fully emulates a real system and allows the attacker to interact with it. A pure honeypot is a real system that is intentionally vulnerable and exposed to attackers. A medium- interaction honeypot is a type of honeypot that offers more functionality and interactivity than a low-interaction honeypot, but less than a high-interaction honeypot.
質問 # 71
You've been called in as a computer forensics investigator to handle a case involving a missing company laptop from the accounting department, which contained sensitive financial data. The company suspects a potential data breach and wants to recover any evidence from the missing device. What is your MOST important initial action regarding the digital evidence?
- A. Secure the scene where the laptop was last seen (if possible).
- B. Interview company personnel to understand the missing laptop's usage.
- C. Turn on the laptop (if found) and search for deleted files.
- D. Report the incident to law enforcement immediately.
正解：A
質問 # 72
Bob was recently hired by a medical company after it experienced a major cyber security breach.
Many patients are complaining that their personal medical records are fully exposed on the Internet and someone can find them with a simple Google search. Bob's boss is very worried because of regulations that protect those data. Which of the following regulations is mostly violated?
- A. HIPPA/PHl
- B. ISO 2002
- C. PCIDSS
- D. Pll
正解：A
解説：
HIPPA/PHI is the regulation that is mostly violated in the above scenario. HIPPA (Health Insurance Portability and Accountability Act) is a US federal law that sets standards for protecting the privacy and security of health information. PHI (Protected Health Information) is any information that relates to the health or health care of an individual and that can identify the individual, such as name, address, medical records, etc. HIPPA/PHI requires covered entities, such as health care providers, health plans, or health care clearinghouses, and their business associates, to safeguard PHI from unauthorized access, use, or disclosure.In the scenario, the medical company experienced a major cyber security breach that exposed the personal medical records of many patients on the internet, which violates HIPPA/PHI regulations. PII (Personally Identifiable Information) is any information that can be used to identify a specific individual, such as name, address, social security number, etc. PII is not specific to health information and can be regulated by various laws, such as GDPR (General Data Protection Regulation), CCPA (California Consumer Privacy Act), etc. PCI DSS (Payment Card Industry Data Security Standard) is a set of standards that applies to entities that store, process, or transmit payment card information, such as merchants, service providers, or payment processors. PCI DSS requires them to protect cardholder data from unauthorized access, use, or disclosure. ISO 2002 (International Organization for Standardization 2002) is not a regulation, but a standard for information security management systems that provides guidelines and best practices for organizations to manage their information security risks.
質問 # 73
Malachi, a security professional, implemented a firewall in his organization to trace incoming and outgoing traffic. He deployed a firewall that works at the session layer of the OSI model and monitors the TCP handshake between hosts to determine whether a requested session is legitimate.
Identify the firewall technology implemented by Malachi in the above scenario.
- A. Next generation firewall (NGFW)
- B. Network address translation (NAT)
- C. Packet filtering
- D. Circuit-level gateways
正解：D
質問 # 74
You work in a Multinational Company named Vector Inc. on Hypervisors and Virtualization Software. You are using the Operating System (OS) Virtualization and you have to handle the Security risks associated with the OS virtualization. How can you mitigate these security risks?
- A. All of the above
- B. Disable security features on virtual machines to improve performance.
- C. Implement least privilege access control for users managing VMs.
- D. Regularly patch and update the hypervisor software for security fixes.
正解：A
質問 # 75
A renowned research institute with a high-security wireless network recently encountered an advanced cyber attack. The attack was not detected by traditional security measures and resulted in significant data exfiltration. The wireless network was equipped with WPA3 encryption, MAC address filtering, and had disabled SSID broadcasting. Intriguingly. the attack occurred without any noticeable disruption or changes in network performance. After an exhaustive forensic analysis, the cybersecurity team pinpointed the attack method. Which of the following wireless network-specific attacks was most likely used?
- A. Bluesnarfing. exploiting Bluetooth connections to access network data
- B. KRACK (Key Reinstallation Attack), exploiting vulnerabilities in the WPA2 protocol
- C. Jamming Attack, disrupting network communications with interference signals
- D. Evil Twin Attack, where a rogue access point mimics a legitimate one to capture network traffic
正解：D
質問 # 76
You are Harris working for a web development company. You have been assigned to perform a task for vulnerability assessment on the given IP address 20.20.10.26. Select the vulnerability that may affect the website according to the severity factor.
Hint: Greenbone web credentials: admin/password
- A. Anonymous FTP Login Reporting
- B. UDP timestamps
- C. TCP timestamps
- D. FTP Unencrypted Cleartext Login
正解：D
解説：
FTP Unencrypted Cleartext Login is the vulnerability that may affect the website according to the severity factor in the above scenario. A vulnerability is a weakness or flaw in a system or network that can be exploited by an attacker to compromise its security or functionality. A vulnerability assessment is a process that involves identifying, analyzing, and evaluating vulnerabilities in a system or network using various tools and techniques. Greenbone is a tool that can perform vulnerability assessment on various targets using various tests and scans. To perform a vulnerability assessment on the given IP address 20.20.10.26, one has to follow these steps:
Open a web browser and type 20.20.10.26:9392
Press Enter key to access the Greenbone web interface.
Enter admin as username and password as password.
Click on Login button.
Click on Scans menu and select Tasks option.
Click on Start Scan icon next to IP Address Scan task. Wait for the scan to complete and click on Report icon next to IP Address Scan task.
Observe the vulnerabilities found by the scan.
The vulnerabilities found by the scan are:
The vulnerability that may affect the website according to the severity factor is FTP Unencrypted Cleartext Login, which has a medium severity level. FTP Unencrypted Cleartext Login is a vulnerability that allows an attacker to intercept or sniff FTP login credentials that are sent in cleartext over an unencrypted connection. An attacker can use these credentials to access or modify files or data on the FTP server. TCP timestamps and UDP timestamps are vulnerabilities that allow an attacker to estimate the uptime of a system or network by analyzing the timestamp values in TCP or UDP packets. Anonymous FTP Login Reporting is a vulnerability that allows an attacker to access an FTP server anonymously without providing any username or password.
質問 # 77
Charlie, a security professional in an organization, noticed unauthorized access and eavesdropping on the WLAN. To thwart such attempts, Charlie employed an encryption mechanism that used the RC4 algorithm to encrypt information in the data link layer. Identify the type of wireless encryption employed by Charlie in the above scenario.
- A. WEP
- B. CCMP
- C. TKIP
- D. AES
正解：A
解説：
WEP is the type of wireless encryption employed by Charlie in the above scenario. Wireless encryption is a technique that involves encoding or scrambling the data transmitted over a wireless network to prevent unauthorized access or interception. Wireless encryption can use various algorithms or protocols to encrypt and decrypt the data, such as WEP, WPA, WPA2, etc. WEP (Wired Equivalent Privacy) is a type of wireless encryption that uses the RC4 algorithm to encrypt information in the data link layer . WEP can be used to provide basic security and privacy for wireless networks, but it can also be easily cracked or compromised by various attacks . In the scenario, Charlie, a security professional in an organization, noticed unauthorized access and eavesdropping on the WLAN (Wireless Local Area Network). To thwart such attempts, Charlie employed an encryption mechanism that used the RC4 algorithm to encrypt information in the data link layer.
This means that he employed WEP for this purpose. TKIP (Temporal Key Integrity Protocol) is a type of wireless encryption that uses the RC4 algorithm to encrypt information in the data link layer with dynamic keys . TKIP can be used to provide enhanced security and compatibility for wireless networks, but it can also be vulnerable to certain attacks . AES (Advanced Encryption Standard) is a type of wireless encryption that uses the Rijndael algorithm to encrypt information in the data link layer with fixed keys . AES can be used to provide strong security and performance for wireless networks, but it can also require more processing power and resources . CCMP (Counter Mode with Cipher Block Chaining Message Authentication CodeProtocol) is a type of wireless encryption that uses the AES algorithm to encrypt information in the data link layer with dynamic keys . CCMP can be used to provide robust security and reliability for wireless networks, but it can also require more processing power and resources
質問 # 78
Which of the following are examples of physical security controls?
- A. Security guards
- B. Biometric access control
- C. Firewalls
- D. Encryption algorithms
正解：A、B
質問 # 79
An IoT device that has been placed in a hospital for safety measures, it has sent an alert command to the server. The network traffic has been captured and stored in the Documents folder of the Attacker Machine-1.
Analyze the loTdeviceTraffic.pcapng file and select the appropriate command that was sent by the IoT device over the network.
- A. High_Tempe
- B. Tempe_Low
- C. Temp_High
- D. Low_Tempe
正解：C
解説：
Temp_High is the command that was sent by the IoT device over the network in the above scenario. An IoT (Internet of Things) device is a device that can connect to the internet and communicate with other devices or systems over a network. An IoT device can send or receive commands or data for various purposes, such as monitoring, controlling, or automating processes. To analyze the IoT device traffic file and determine the command that was sent by the IoT device over the network, one has to follow these steps:
* Navigate to the Documents folder of Attacker-1 machine.
* Double-click on loTdeviceTraffic.pcapng file to open it with Wireshark.
* Click on Analyze menu and select Display Filters option.
* Enter udp.port == 5000 as filter expression and click on Apply button.
* Observe the packets filtered by the expression.
* Click on packet number 4 and expand User Datagram Protocol section in packet details pane.
* Observe the data field under User Datagram Protocol section.
The data field under User Datagram Protocol section is 54:65:6d:70:5f:48:69:67:68 , which is hexadecimal representation of Temp_High , which is the command that was sent by the IoT device over the network.
質問 # 80
Kason, a forensic officer, was appointed to investigate a case where a threat actor has bullied certain children online. Before proceeding legally with the case, Kason has documented all the supporting documents, including source of the evidence and its relevance to the case, before presenting it in front of the jury.
Which of the following rules of evidence was discussed in the above scenario?
- A. Reliable
- B. Authentic
- C. Understandable
- D. Admissible
正解：D
解説：
Admissible is the rule of evidence discussed in the above scenario. A rule of evidence is a criterion or principle that determines whether a piece of evidence can be used in a legal proceeding or investigation. Admissible is a rule of evidence that states that the evidence must be relevant, reliable, authentic, and understandable to be accepted by a court or a jury.Admissible also means that the evidence must be obtained legally and ethically, without violating any laws or rights. In the scenario, Kason has documented all the supporting documents, including source of the evidence and its relevance to the case, before presenting it in front of the jury, which means that he has followed the admissible rule of evidence. Authentic is a rule of evidence that states that the evidence must be original or verifiable as genuine and not altered or tampered with.
Understandable is a rule of evidence that states that the evidence must be clear and comprehensible to the court or jury and not ambiguous or confusing. Reliable is a rule of evidence that states that the evidence must be consistent and trustworthy and not based on hearsay or speculation.
質問 # 81
Maisie. a new employee at an organization, was given an access badge with access to only the first and third floors of the organizational premises. Maisie Hied scanning her access badge against the badge reader at the second-floor entrance but was unsuccessful. Identify the short- range wireless communication technology used by the organization in this scenario.
- A. Wi Fi
- B. Li-Fi
- C. RFID
- D. Bluetooth
正解：C
解説：
RFID (Radio Frequency Identification) is a short-range wireless communication technology that uses radio waves to identify and track objects. RFID tags are attached to objects and RFID readers scan the tags to obtain the information stored in them. RFID is commonly used for access control, inventory management, and identification.
質問 # 82
Leilani, a network specialist at an organization, employed Wireshark for observing network traffic. Leilani navigated to the Wireshark menu icon that contains items to manipulate, display and apply filters, enable, or disable the dissection of protocols, and configure user-specified decodes.
Identify the Wireshark menu Leilani has navigated in the above scenario.
- A. Capture
- B. Main toolbar
- C. Analyze
- D. Statistics
正解：A
質問 # 83
Stephen, a security professional at an organization, was instructed to implement security measures that prevent corporate data leakage on employees' mobile devices. For this purpose, he employed a technique using which all personal and corporate data are isolated on an employee's mobile device. Using this technique, corporate applications do not have any control of or communication with the private applications or data of the employees.
Which of the following techniques has Stephen implemented in the above scenario?
- A. Containerization
- B. Geofencing
- C. Full device encryption
- D. OTA updates
正解：A
質問 # 84
ApexTech, a cybersecurity consultancy, was approached by a large energy conglomerate to assess the robustness of its energy grid control systems. The conglomerate Is transitioning from traditional systems to a more interconnected smart grid. ApexTech proposed a penetration test to identify potential vulnerabilities in the new setup. The firm provided four methodologies it could employ to assess the system's vulnerabilities comprehensively. The energy conglomerate must select the approach that would be MOST revealing and beneficial in identifying vulnerabilities in the context of its transitioning infrastructure:
- A. An external test focusing only on the conglomerate's externally facing assets and systems.
- B. A blind penetration test where testers have no prior knowledge of the infrastructure.
- C. A targeted test where both the testers and IT team work collaboratively and are fully informed.
- D. A double-blind test where both the energy company's IT team and testers are unaware of the impending test.
正解：C
解説：
* Targeted Penetration Test:
* In a targeted test, both the penetration testers and the organization's IT team are aware of the testing activities. This collaborative approach ensures comprehensive assessment and immediate remediation of identified vulnerabilities.
質問 # 85
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