The GIAC GSNA exam, also known as GIAC Systems and Network Auditor, belongs to the GIAC Management & Leadership certification track. It is designed for professionals who assess system, network, and application security controls in real environments. This certification matters for auditors, security analysts, and technical reviewers who need to validate security posture with confidence. Passing GSNA shows that you understand how to evaluate platforms, applications, and audit processes in a practical way.
| # | Exam Topics | Sub-Topics | Approximate Weightage (%) |
|---|---|---|---|
| 1 | The Audit Process | Audit planning, evidence collection, reporting findings, audit scope and objectives | 15% |
| 2 | Risk Assessment for Auditors | Threat identification, control review, risk prioritization, audit impact analysis | 15% |
| 3 | Auditing Windows Systems and Domains | User and group controls, domain policies, authentication settings, system hardening review | 14% |
| 4 | Auditing UNIX and Linux Systems | Account permissions, file integrity, service configuration, logging and access controls | 14% |
| 5 | Auditing Web Applications | Application security review, input handling, session management, authorization checks | 16% |
| 6 | Auditing Access Control and Data Handling in Web Applications | Authentication flow, data protection, privilege checks, sensitive data handling | 13% |
| 7 | Auditing the Enterprise Network | Network segmentation, device configuration, traffic review, perimeter and internal controls | 13% |
The GSNA exam tests how well candidates can identify weaknesses across operating systems, networks, and web applications while applying audit procedures correctly. It focuses on practical knowledge, control validation, and the ability to interpret security evidence, not just memorization. Strong candidates should be comfortable with technical auditing concepts, risk-based thinking, and real-world security assessment scenarios.
QA4Exam.com provides GIAC GSNA Exam PDF materials with actual questions and answers, plus an Online Practice Test that helps you prepare with confidence. The practice format gives you a realistic exam simulation so you can get familiar with the style, pacing, and pressure of the real test. Updated questions and verified answers help you focus on the most relevant exam content while reducing guesswork. You can also improve time management by practicing under exam-like conditions before your attempt. With both PDF and online practice options, QA4Exam.com supports a stronger first-attempt preparation strategy for GSNA.
The GSNA exam is suited for professionals involved in auditing systems, networks, and web applications, especially those working in security, compliance, and technical assessment roles.
Yes, it can be challenging because it covers multiple technical areas and expects practical understanding of audit processes, risk assessment, and security controls.
Braindumps alone are not a reliable preparation method. You should use them with proper study, review of key topics, and practice to build real understanding.
Hands-on experience is very helpful because the exam focuses on practical auditing knowledge and real-world security validation across systems and applications.
They are a strong preparation aid because they provide actual questions and answers, realistic practice, and verified content, but they work best when combined with topic review and focused study.
QA4Exam.com offers an Exam PDF and an Online Practice Test format, giving you flexible study options for review and timed practice.
Yes, the online practice test is useful for building speed, managing pressure, and learning how to handle exam timing more effectively.
Which of the following can be the countermeasures to prevent NetBIOS NULL session enumeration in Windows 2000 operating systems?
Each correct answer represents a complete solution. Choose all that apply.
NetBIOS NULL session vulnerabilities are hard to prevent, especially if NetBIOS is needed as part of the infrastructure. One or more of the
following steps can be taken to limit NetBIOS NULL session vulnerabilities:
1.Null sessions require access to the TCP 139 or TCP 445 port, which can be disabled by a Network Administrator.
2.A Network Administrator can also disable SMB services entirely on individual hosts by unbinding WINS Client TCP/IP from the interface.
3.A Network Administrator can also restrict the anonymous user by editing the registry values:
a.Open regedit32, and go to HKLM\SYSTEM\CurrentControlSet\LSA.
b.Choose edit > add value.
Value name: RestrictAnonymous
Data Type: REG_WORD
Value: 2
Answer A is incorrect. TCP port 53 is the default port for DNS zone transfer. Although disabling it can help restrict DNS zone transfer
enumeration, it is not useful as a countermeasure against the NetBIOS NULL session enumeration.
Which of the following is a technique for creating Internet maps?
Each correct answer represents a complete solution. Choose two.
There are two prominent techniques used today for creating Internet maps:
Active probing: It is the first works on the data plane of the Internet and is called active probing. It is used to infer Internet topology
based on router adjacencies.
AS PATH Inference: It is the second works on the control plane and infers autonomous system connectivity based on BGP data.
John works as a professional Ethical Hacker. He has been assigned a project to test the security of www.we-are-secure.com. He copies the whole structure of the We-are-secure Web site to the local disk and obtains all the files on the Web site. Which of the following techniques is he using to accomplish his task?
Web ripping is a technique in which the attacker copies the whole structure of a Web site to the local disk and obtains all files of the Web site.
Web ripping helps an attacker to trace the loopholes of the Web site.
Answer A is incorrect. Eavesdropping is the intentional interception of data (such as e-mail, username, password, credit card, or calling
card number) as it passes from a user's computer to a server, or vice versa. There are high-tech methods of eavesdropping. It has been
demonstrated that a laser can be bounced off a window and vibrations caused by the sounds inside the building can be collected and turned
back into those sounds. The cost of high-tech surveillance has made such instruments available only to the professional information gatherer,
however. But as with all high-tech electronics, falling prices are making these more affordable to a wider audience.
Answer D is incorrect. In TCP FTP proxy (bounce attack) scanning, a scanner connects to an FTP server and requests it to start data
transfer to a third system. The scanner uses the PORT FTP command to find out whether or not the data transfer process is listening to the
target system at a certain port number. It then uses the LIST FTP command to list the current directory, and the result is sent over the server.
If the data transfer is successful, it clearly indicates that the port is open. If the port is closed, the attacker receives the connection refused
ICMP error message.
Answer B is incorrect. Fingerprinting is the easiest way to detect the Operating System (OS) of a remote system. OS detection is
important because, after knowing the target system's OS, it becomes easier to hack into the system. The comparison of data packets that are
sent by the target system is done by fingerprinting. The analysis of data packets gives the attacker a hint as to which operating system is
being used by the remote system.
There are two types of fingerprinting techniques as follows:
1.Active fingerprinting
2.Passive fingerprinting
In active fingerprinting ICMP messages are sent to the target system and the response message of the target system shows which OS is
being used by the remote system. In passive fingerprinting the number of hops reveals the OS of the remote system.
John works as a Security Professional. He is assigned a project to test the security of www.we-are-secure.com. John wants to get the information of all network connections and listening ports in the numerical form. Which of the following commands will he use?
According to the scenario, John will use the netstat -an command to accomplish the task. The netstat -an command is used to get the
information of all network connections and listening ports in the numerical form. The netstat command displays protocol-related statistics and
the state of current TCP/IP connections. It is used to get information about the open connections on a computer, incoming and outgoing data,
as well as the ports of remote computers to which the computer is connected. The netstat command gets all this networking information by
reading the kernel routing tables in the memory.
Answer A is incorrect. The netstat -e command displays the Ethernet information.
Answer B is incorrect. The netstat -r command displays the routing table information.
Answer C is incorrect. The netstat -s command displays per-protocol statistics. By default, statistics are shown for TCP, UDP and IP.
In the DNS Zone transfer enumeration, an attacker attempts to retrieve a copy of the entire zone file for a domain from a DNS server. The
information provided by the DNS zone can help an attacker gather user names, passwords, and other valuable information. To attempt a zone
transfer, an attacker must be connected to a DNS server that is the authoritative server for that zone. Besides this, an attacker can launch a
Denial of Service attack against the zone's DNS servers by flooding them with a lot of requests. Which of the following tools can an attacker
use to perform a DNS zone transfer?
Each correct answer represents a complete solution. Choose all that apply.
An attacker can use Host, Dig, and NSLookup to perform a DNS zone transfer.
Answer A is incorrect. DSniff is a sniffer that can be used to record network traffic. Dsniff is a set of tools
that are used for sniffing
passwords, e-mail, and HTTP traffic. Some of the tools of Dsniff include dsniff, arpredirect, macof, tcpkill, tcpnice, filesnarf, and mailsnarf. Dsniff
is highly effective for sniffing both switched and shared networks. It uses the arpredirect and macof tools for switching across switched
networks. It can also be used to capture authentication information for FTP, telnet, SMTP, HTTP, POP, NNTP, IMAP, etc.
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