IT技術の急速な発展につれて、IT認証試験の問題は常に変更されています。したがって、JPTestKingのCEHPC問題集も絶えずに更新されています。それに、JPTestKingの教材を購入すれば、JPTestKingは一年間の無料アップデート・サービスを提供してあげます。問題が更新される限り、JPTestKingは直ちに最新版のCEHPC資料を送ってあげます。そうすると、あなたがいつでも最新バージョンの資料を持っていることが保証されます。JPTestKingはあなたが試験に合格するのを助けることができるだけでなく、あなたは最新の知識を学ぶのを助けることもできます。このような素晴らしい資料をぜひ見逃さないでください。
| Certification Vendor: | CertiProf |
|---|---|
| Exam Name: | Ethical Hacking Professional Certification |
| Exam Number: | CEHPC |
| Available Languages: | Spanish, English |
| Exam Duration: | 60 minutes |
| Certificate Validity Period: | Not specified |
| Exam Format: | Multiple Choice, Closed Book |
| Passing Score: | 80% (32/40) |
| Related Certifications: | PenTester Professional Certification Cyber Security Foundation Professional Certification |
| Exam Price: | USD $150 |
| Real Exam Qty: | 40 |
| Sample Questions: | CertiProf CEHPC Sample Questions |
| Exam Way: | Online proctored exam |
| Pre Condition: | Basic computer knowledge and reading comprehension in English are recommended. |
| Official Syllabus URL: | https://certiprof.com/products/ethical-hacking-professional-certification-cehpc |
CertiProfのCEHPC認定試験に合格することはきっと君の職業生涯の輝い将来に大変役に立ちます。JPTestKingを選ぶなら、君がCertiProfのCEHPC認定試験に合格するということできっと喜んでいます。JPTestKingのCertiProfのCEHPC問題集を購入するなら、君がCertiProfのCEHPC認定試験に合格する率は１００パーセントです。あなたはJPTestKingの学習教材を購入した後、私たちは一年間で無料更新サービスを提供することができます。
| トピック | 出題範囲 |
|---|---|
| トピック 1 |
|
| トピック 2 |
|
| トピック 3 |
|
| トピック 4 |
|
| トピック 5 |
|
質問 # 20
What is a reverse shell?
正解：B
解説：
A reverse shell is a fundamental technique used during the "Gaining Access" and "Maintaining Access" phases of a penetration test. In a standard (bind) shell, the attacker connects to a specific port on the victim's machine to gain command-line access. However, most modern firewalls block incoming connections to unauthorized ports. To bypass this, a reverse shell reverses the connection logic: the victim's machine is tricked into initiating anoutgoingconnection to the attacker's machine, which is "listening" for the call.
This technique is highly effective because firewalls are typically much more permissive with "egress" (outgoing) traffic than with "ingress" (incoming) traffic. For example, an attacker might host a listener on port
443 (HTTPS). Since most organizations allow internal machines to browse the web over port 443, the firewall perceives the reverse shell connection as standard web traffic and allows it to pass. Once the connection is established, the attacker has a terminal interface on the victim's machine, allowing them to execute commands remotely.
In professional pentesting, establishing a reverse shell is often the primary goal of an exploit. It provides the
"foothold" needed for lateral movement and privilege escalation. Common tools used to create reverse shells include Netcat (nc), Bash, and Python scripts. To defend against this, organizations must implement "Egress Filtering," which restricts outgoing traffic to only known, necessary destinations. Security professionals also monitor for "long-lived" connections to unusual IP addresses, as these can be a tell-tale sign of an active reverse shell. Understanding how these connections manipulate network policy is crucial for any ethical hacker seeking to demonstrate how internal systems can be compromised despite robust perimeter defenses.
質問 # 21
What is a private IP?
正解：B
解説：
A private IP address is a fundamental element of network architecture used to enable communication between devices within a local network, such as a home, office, or enterprise environment. Unlike public IP addresses, which are globally unique and assigned by Internet Service Providers (ISPs) to identify a specific gateway to the internet, private IP addresses are reserved for internal use only. They are not routable on the public internet, which means a device with a private IP cannot be directly accessed by an outside computer without passing through a router or firewall.
The use of private IPs is governed by standards like RFC 1918, which defines specific ranges of addresses for private use, such as 192.168.x.x, 10.x.x.x, and 172.16.x.x through 172.31.x.x. This system allows thousands of devices on a local network to share a single public IP address through a process called Network Address Translation (NAT). This not only conserves the limited supply of IPv4 addresses but also provides a basic layer of security, as internal devices are effectively "hidden" from the public web.
For an ethical hacker, understanding the distinction between public and private IPs is crucial during the reconnaissance and scanning phases of a penetration test. During an internal pentest, the researcher will be working almost exclusively with private IPs to map out the organization's servers, workstations, and printers.
In contrast, an external pentest focuses on the public IP of the organization's perimeter. Identifying a device's private IP can reveal its role in the network and help a tester understand the internal topology. Because private IPs are the "language" of local communication, securing the internal network involves ensuring that these private addresses are not being leaked or "spoofed" to gain unauthorized access to sensitive internal resources.
質問 # 22
What is an Acceptable Use Policy?
正解：C
解説：
An Acceptable Use Policy (AUP) is a foundational administrative control and a formal document that outlines the rules and behaviors expected of employees, contractors, and other stakeholders when using an organization's information technology assets. These assets include computers, networks, internet access, email systems, and mobile devices. The primary purpose of an AUP is to protect the organization from legal liability, security breaches, and productivity losses by clearly defining what constitutes "acceptable" versus
"forbidden" activity.
A robust AUP typically covers several key areas:
* Prohibited Activities: Explicitly forbidding illegal acts, harassment, accessing inappropriate content (such as pornography), or using company resources for personal gain.
* Data Protection: Requiring employees to protect passwords and sensitive data, and forbidding the unauthorized installation of software.
* Monitoring and Privacy: Informing users that the company reserves the right to monitor network traffic and that there is no expectation of privacy on corporate systems.
* Consequences: Stating the disciplinary actions that will be taken if the policy is violated.
From an ethical hacking and auditing perspective, the AUP is often the first document reviewed. If a user's poor security habits lead to a breach, the AUP provides the legal and administrative framework for the organization to respond. Furthermore, a well-communicated AUP serves as a "deterrent control," discouraging employees from engaging in risky behaviors that could open the door to social engineering or malware infections. It is a critical component of "Governance, Risk, and Compliance" (GRC) within any enterprise.
質問 # 23
What is a WAF?
正解：B
解説：
A Web Application Firewall (WAF) is a specialized information security control designed to protect web applications by filtering, monitoring, and blocking HTTP/HTTPS traffic to and from a web service. Unlike a traditional network firewall that filters traffic based on IP addresses and ports, a WAF operates at the Application Layer (Layer 7 of the OSI model). It inspects the actual content of the web traffic to identify and neutralize sophisticated application-level attacks such as SQL Injection (SQLi), Cross-Site Scripting (XSS), and File Inclusion.
A WAF acts as a "reverse proxy," sitting in front of the web application server and acting as an intermediary.
It uses a set of rules (often based on the OWASP Top 10) to determine which traffic is legitimate and which is malicious. For example, if a user submits a search query containing suspicious SQL commands, the WAF will recognize the pattern and drop the request before it ever reaches the database, thereby protecting the server from compromise.
In the context of ethical hacking, a WAF is a formidable defense that testers must learn to navigate. During a penetration test, a WAF may block automated scanning tools, forcing the tester to use manual, stealthy techniques to identify vulnerabilities. For organizations, implementing a WAF is a critical "defense-in-depth" strategy. Even if a web application has an underlying code vulnerability, the WAF can provide a "virtual patch" by blocking the exploit attempt at the network edge. This allows developers time to fix the code without leaving the application exposed. Mastering WAF configuration and bypass techniques is essential for security professionals who aim to protect modern, web-centric business environments.
質問 # 24
Can Nmap be used for vulnerability scanning?
正解：B
解説：
Nmap (Network Mapper) is primarily known as a powerful tool for network discovery and port scanning, but it also possesses robust vulnerability scanning capabilities through theNmap Scripting Engine (NSE). The NSE allows users to write and share simple scripts to automate a wide variety of networking tasks. One of the core categories of scripts available in the NSE is vuln, which is specifically designed to detect known security vulnerabilities on the targets being scanned.
When an ethical hacker runs a scan with the flag --script vuln, Nmap will not only identify open ports but will also cross-reference the discovered services against its internal database of vulnerabilities. For example, if Nmap detects an old version of an SMB service, it can run specific scripts to check if that service is vulnerable to well-known exploits like EternalBlue (MS17-010).
While dedicated vulnerability scanners like Nessus or OpenVAS offer more comprehensive databases and reporting features, Nmap's vulnerability scanning is highly valued for being fast, lightweight, and scriptable.
It is an excellent tool for "quick-look" assessments during the reconnaissance phase. By using NSE, testers can also perform tasks beyond simple vulnerability detection, such as:
* Brute-forcing: Attempting to guess passwords for services like SSH or FTP.
* Malware Detection: Identifying if a server has been infected by certain types of worms or backdoors.
* Configuration Auditing: Checking for insecure default settings.
Integrating Nmap's vulnerability scanning into a penetration testing workflow allows for a more seamless transition from discovery to exploitation, making it one of the most versatile tools in a security professional's toolkit.
質問 # 25
......
CEHPC日本語試験情報: https://www.jptestking.com/CEHPC-exam.html