Multisignatures are designed to allow a set of users to make a valid transaction only if a set minimum number of them consent
In which blockchain consensus algorithm does a user pay (give up coin forever) to participate in consensus?
Which of the following are necessary properties for a cryptographic hash function to be secure? Select all that apply
Transactions can be added to DAG-based distributed ledgers without being validated but the same is not true for blockchain.
Which of the following does NOT rely on the security of public key cryptography?
Proof of Work never guarantees that the blockchain network has reached consensus
This sample code is vulnerable to which of the following attacks? Select all that apply.
Which of the following is NOT a common regulatory requirement tor businesses?
Transaction validation on DAG-based DLTs is designed in a way that allows legitimate transactions to be considered untrusted due to random chance.
Which of the following blockchains best implements need-to-know tor blockchain data?
TESTED 16 Oct 2025