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Blockchain CBSP - BTA Certified Blockchain Security Professional

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Total 91 questions

Which of the following attacks only requires a single account and performs only normal blockchain operations?

A.

Replay Attack

B.

Routing Attack

C.

51% Attack

D.

Eclipse Attack

Which smart contract vulnerabilities can be exploited by a malicious miner? Select all that apply

A.

Bad Randomness

B.

Short Addresses

C.

Timestamp Dependence

D.

Race Conditions

Decentralization is an organizational risk due to decreased control over the organization's data.

A.

True

B.

False

Which of the following is a shared benefit of open and public blockchain architectures?

A.

Decentralization

B.

Scale

C.

Efficiency

D.

Access Control

Sidechains can benefit the mainchain in what ways? Select all that apply

A.

Speed

B.

Functionality

C.

Scalability

D.

Security

The decentralization of the blockchain makes it immune to traditional Denial of Service attacks

A.

True

B.

False

Compromising blockchain accounts is beneficial to which of the following types ot attacks?

A.

51% Attack

B.

Eclipse Attack

C.

Routing Attack

D.

Sybil Attack

E.

All of the above

Which of the following is a takenaway from the pigeocoin/Bitcom Core hack?

A.

Importance of scaning code for common vulnerabilities

B.

Importance of cryptanalysis of algorithms used

C.

Import of system-level analysis

D.

Import of a robust change management process

Implementing data access as a blockchain smart contract is a good solution for generating an audit log of access to sensitive data

A.

True

B.

False

From a regulatory perspective, which of the following may be the most complicated issue around demonstrating proper data management?

A.

Lack of blockchain support for encryption

B.

Use of distributed storage

C.

Lack of access controls

D.

Decentralized control of blockchain