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GIAC Certified Intrusion Analyst (GCIA) practice exams

Original questions written from the published objectives and cited to official documentation, never recalled exam content. How we verify, why not dumps.

Exam code
GCIA
Cost
$999USD
Questions
106questions
Duration
240minutes
Passing score
67percent
Level
Mid level
Valid for
4years
Study guide
How to prepare
Sources
50official pages
Format
1proctored exam. GIAC lists GCIA under its CyberLive hands-on testing format, and states that all GIAC exams are web based and required to be proctored, through ProctorU remotely or PearsonVUE onsite.

GCIA practice exams

2 full-length forms, 106 questions each, apportioned to the published domain weightings.

GCIAGIAC Certified Intrusion Analyst (GCIA)

A team runs Suricata inline in IPS mode and adds a rule with a reject action. What additional effect does the reject action have?

The answer

It also enables drop for the packet

Checked against

In IPS mode, using any of the reject actions also enables drop…

docs.suricata.io, checked September 2026
Answer five like it, free

What the exam tests

Exam domains

GIAC publishes the GCIA objectives as an unweighted list of outcome statements covering TCP/IP and the link layer, IP headers, fragmentation, IPv6, UDP and ICMP, application protocols, tcpdump filters, Wireshark, SiLK, packet engineering, IDS fundamentals and rules, advanced IDS concepts, and network forensics. It attaches no percentages. The six groupings above and their percentages are ours, built by clustering GIAC's published objective titles so the material can be studied in blocks. They are a study aid, not an official GIAC weighting, and GIAC does not endorse them.

The percentage is the exam weighting; the bar is how many verified questions we hold there, so a short bar is where our bank is thin.

6domains
  • Concepts of TCP/IP and the Link Layer18%
    41 verified
  • IP Headers, Fragmentation, and IPv616%
    37 verified
  • UDP, ICMP, and Application Protocols15%
    33 verified
  • Traffic Analysis Tools20%
    46 verified
  • Intrusion Detection Systems19%
    43 verified
  • Network Forensics and Traffic Analysis12%
    28 verified

Where to focus: GIAC allows 4 hours for 106 questions on GCIA, so read packets faster than you read notes: the exam rewards recognizing a protocol anomaly in a capture more than reciting a header layout. Practice in tcpdump and Wireshark against real traffic rather than only reading about the fields.

What the exam actually asks you to do

A CyberLive exam. Some of the questions put you into a live machine with the real tools and score what you do there. GIAC does not publish how many of the 106 are hands-on, so neither do we.

Item formats

  • Multiple choice
  • Hands-on lab

The highlighted formats are the ones you cannot answer from memory alone. GIAC, GCIA certification details ↗

Between sittings

The same bank the numbered forms are assembled from.

  • Quick Practice

    Open now

    All 228 verified questions, untimed, with the explanation after each answer.

  • Domain Drill

    Open now

    Every domain on its own, for the area a score report says is weakest.

  • Review Missed

    Fills as you go

    Re-asks the questions you got wrong. Nothing to review until you miss something.

Open GCIA practice

GIAC’s free resources

Study from the source. The page below is free to read, and it is what our own questions are written from.

Official GCIA exam page & objectives ↗

Keep reading

Every guide and cost breakdown, by vendor

Frequently asked questions

What does the GCIA exam cost?

GIAC's pricing page lists a GIAC certification attempt at $999. The certification attempt can be bought on its own, without a training course.

Is the GCIA exam hands-on?

GIAC tags GCIA as a CyberLive certification. GIAC describes CyberLive as a hands-on format that replaces multiple choice with performance-based challenges in lab environments using virtual machines and real tools. The exam format section lists 1 proctored exam, 106 questions, 4 hours, and a minimum passing score of 67%.

Are there prerequisites for GCIA?

GIAC's GCIA page lists no prerequisite. Under How To Prepare it points to training in a variety of modalities, practical work experience, and college level courses or self study.