CCA Security & Risk Analysis 1

Question 1

What is the primary goal of blockchain security?

Accepted Answer

To ensure data integrity and prevent breaches

Answer

Blockchain security aims to protect data integrity, prevent unauthorized access, and maintain trust in the system.

Question 2

What is a 51% attack?

Accepted Answer

A majority control over blockchain consensus

Answer

A 51% attack occurs when a single entity gains majority control of the network’s mining power, allowing potential double-spending.

Question 3

Why is private key security critical?

Accepted Answer

They authorize access to crypto wallets

Answer

Private keys grant access to digital assets, and loss or theft can result in irreversible asset loss.

Question 4

What is smart contract auditing?

Accepted Answer

A code review for security flaws

Answer

Smart contract auditing reviews code for vulnerabilities to prevent exploits and ensure secure operations.

Question 5

Which best describes a phishing attack in crypto?

Accepted Answer

Fraudulent attempt to access credentials

Answer

Phishing tricks users into revealing private credentials, often through fake websites or messages.

(CCA) Certified Cryptocurrency Auditor Practice Test