Which of the following does NOT rely on the security of public key cryptography?
Answer(s): D
A controversial update to blockchain functionality could increase the vulnerability of the blockchain to attack
Answer(s): A
If an attacker can find two values that hash to the same output what is it called?
Answer(s): C
In both blockchain and DAG-based distributed ledgers, the trust in all transactions that are part of the ledger Increases as additional transactions are added to the ledger.
Both sidechains and slate channels rely on the original blockchain for security and as a fallback if issues occur.
Answer(s): B
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