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Which three properties make up the classic CIA triad in information security?

Confidentiality, Integrity, Availability

Control, Identification, Authentication

Confidentiality, Identity, Auditing

Containment, Investigation, Analysis

to track

2026 Statistics

Key Facts: ECSS Exam

Exam Questions

EC-Council

70%

Passing Score

EC-Council

2 hours

Exam Duration

EC-Council

$249

Exam Fee

EC-Council

Content Tracks

ECSS v9

3 years

Certification Validity

ECE required

The ECSS exam has 50 multiple-choice questions in 2 hours with a 70% passing score and a $249 voucher fee. It covers three tracks: information security (CIA, AAA, cryptography, malware, web security), network security (TCP/IP, firewalls, IDS/IPS, VPN, wireless), and computer forensics (evidence handling, file systems, Windows/Linux artifacts, memory analysis). It is EC-Council's foundational certification.

Sample ECSS Practice Questions

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1Which three properties make up the classic CIA triad in information security?

A.Confidentiality, Integrity, Availability

B.Control, Identification, Authentication

C.Confidentiality, Identity, Auditing

D.Containment, Investigation, Analysis

Explanation: The CIA triad — Confidentiality, Integrity, and Availability — is the foundational model of information security. Confidentiality ensures data is only accessible to authorized parties, Integrity ensures data is not altered without authorization, and Availability ensures data and services are accessible to legitimate users when needed.

2What does the AAA framework stand for in access control?

A.Access, Authorization, Auditing

B.Authentication, Authorization, Accounting

C.Authentication, Availability, Auditing

D.Authorization, Allocation, Accounting

Explanation: AAA stands for Authentication (proving identity), Authorization (granting permitted actions), and Accounting (logging what authenticated users do). Protocols like RADIUS, TACACS+, and Diameter implement AAA for centralized access control on networks and systems.

3Which authentication factor category does a fingerprint scan represent?

A.Something you know

B.Something you have

C.Something you are

D.Somewhere you are

Explanation: A fingerprint is a biometric — 'something you are.' The three classic factors are knowledge (passwords/PINs), possession (tokens, smart cards), and inherence (biometrics such as fingerprint, iris, or face). Combining factors from different categories creates multi-factor authentication.

4Which access control model assigns permissions based on a user's job role rather than directly to individuals?

A.DAC (Discretionary Access Control)

B.MAC (Mandatory Access Control)

C.RBAC (Role-Based Access Control)

D.ABAC (Attribute-Based Access Control)

Explanation: Role-Based Access Control (RBAC) groups permissions into roles such as 'accountant' or 'help-desk technician,' and assigns users to those roles. This simplifies administration in large organizations because permission changes only need to happen once per role rather than once per user.

5Which type of malware presents itself as legitimate software to trick the user into executing it but does not self-replicate?

A.Worm

B.Trojan horse

C.Virus

D.Rootkit

Explanation: A Trojan horse masquerades as a useful or harmless program to trick the user into running it, then performs malicious actions in the background. Unlike worms or viruses, Trojans do not self-replicate; they rely entirely on social engineering for distribution.

6Symmetric encryption algorithms such as AES use which type of key arrangement?

A.A public/private key pair

B.The same shared secret key for both encryption and decryption

C.A one-way hash with no key

D.A pair of session keys derived independently by each side

Explanation: Symmetric encryption uses a single shared secret key for both encrypting and decrypting data. This makes it fast and well-suited to bulk data, but key distribution is the central challenge — both parties must securely possess the same key. AES (in 128, 192, or 256-bit variants) is the modern symmetric standard.

7Which cryptographic primitive produces a fixed-length digest from arbitrary-length input and is designed to be one-way?

A.Symmetric cipher

B.Asymmetric cipher

C.Hash function

D.Digital certificate

Explanation: Cryptographic hash functions (e.g., SHA-256, SHA-3) accept any-length input and produce a fixed-length digest. They are one-way — computationally infeasible to reverse — and small input changes produce avalanche changes in the digest, which is why they are used for integrity checks, password storage, and digital signatures.

8An attacker sends an email pretending to be from the company's CEO to trick an employee into wiring funds. What attack is this?

A.Phishing (specifically whaling/BEC-style spear phishing)

B.Smurf attack

C.Brute-force attack

D.Replay attack

Explanation: Impersonating an executive to manipulate an employee is a form of spear phishing called whaling or business email compromise (BEC). It exploits authority and urgency rather than technical vulnerabilities, which is why user awareness training and out-of-band verification of financial requests are key defenses.

9Which security principle states that a user should be granted only the minimum permissions required to perform their job?

A.Defense in depth

B.Separation of duties

C.Least privilege

D.Need to know

Explanation: The principle of least privilege grants every subject (user, process, service) only the permissions strictly required for their tasks. Limiting privilege reduces the blast radius if an account is compromised and is the foundation of secure account, role, and service design.

10Which malware demands payment after encrypting a victim's files?

A.Spyware

B.Adware

C.Ransomware

D.Keylogger

Explanation: Ransomware encrypts a victim's files (or sometimes whole systems) and demands payment, typically in cryptocurrency, in exchange for the decryption key. Modern ransomware families also exfiltrate data and threaten to leak it (double extortion), making backups alone an incomplete defense.

About the ECSS Exam

The EC-Council Certified Security Specialist (ECSS v9) is an entry-level cybersecurity certification that introduces the fundamental concepts of information security, network security, and computer forensics. ECSS gives candidates a holistic foundation across security threats, defenses, and digital evidence handling — preparing them to start a career in network defense, ethical hacking, or digital forensics.

Questions

50 scored questions

Time Limit

2 hours

Passing Score

70%

Exam Fee

$249 (exam voucher) (EC-Council / ECC Exam Portal)

ECSS Exam Content Outline

~33%

Information Security

CIA triad, AAA, access control models, cryptography fundamentals, malware types, social engineering, web security, ethical hacking phases, and risk management

~33%

Network Security

TCP/IP and OSI fundamentals, secure protocols, firewalls, IDS/IPS, VPN technologies, wireless security (WPA2/WPA3), DNS, NAT, and common network attacks

~34%

Computer Forensics

Evidence handling, chain of custody, write blockers, file systems (NTFS), Windows artifacts (Prefetch, Registry, Event Logs), Linux forensics, memory analysis, and email/log analysis

How to Pass the ECSS Exam

What You Need to Know

Passing score: 70%
Exam length: 50 questions
Time limit: 2 hours
Exam fee: $249 (exam voucher)

Keys to Passing

Complete 500+ practice questions
Score 80%+ consistently before scheduling
Focus on highest-weighted sections
Use our AI tutor for tough concepts

ECSS Study Tips from Top Performers

1Memorize the CIA triad and AAA framework — they appear in many information security questions

2Learn the OSI model and TCP/IP layers; know which protocol lives at which layer

3Memorize well-known port numbers (22 SSH, 53 DNS, 80 HTTP, 443 HTTPS, 3389 RDP, 25 SMTP)

4Understand the difference between symmetric (AES) and asymmetric (RSA) cryptography and when each is used

5Know the order of volatility for evidence collection (RFC 3227): registers/cache → RAM → network state → disk

6Practice identifying Windows artifacts: Prefetch, Registry hives (HKCU/HKLM), Event Log IDs (4624, 4625, 4688)

7Memorize the chain-of-custody concept and the role of write blockers and hashing in forensic imaging

8Study common attacks by category — malware, social engineering, web (SQLi/XSS), wireless (evil twin), and network (ARP spoofing, DDoS)

Frequently Asked Questions

What is the ECSS exam format?

The ECSS exam consists of 50 multiple-choice questions to be completed in 2 hours. The passing score is 70%, meaning you must answer at least 35 of the 50 questions correctly. Questions are delivered through the ECC Exam Portal.

How much does the ECSS certification cost?

The ECSS exam voucher costs approximately $249. Optional 5-day official training packages from EC-Council and authorized partners are available at varying price points. Self-study candidates may need to submit an eligibility application.

What is the difference between ECSS and CEH?

ECSS is EC-Council's foundational entry-level certification covering information security, network security, and computer forensics broadly. CEH (Certified Ethical Hacker) is a more advanced, hands-on offensive security certification focused on penetration testing techniques. Many candidates start with ECSS and progress to CEH.

Are there prerequisites for ECSS?

There are no formal prerequisites for ECSS, which makes it ideal for candidates who are new to cybersecurity. EC-Council recommends a basic understanding of IT, operating systems (Windows and Linux), and networking concepts before attempting the exam.

What jobs can I get with an ECSS certification?

ECSS prepares you for entry-level roles such as Junior Security Analyst, IT Support with security responsibilities, Help Desk Security Technician, SOC Tier 1 Analyst, and Junior Forensic Technician. It is best treated as a foundation that complements work experience and further certifications like CEH, ECIH, or CompTIA Security+.