CAS-003 Exam Dumps | A security architect is designing a system to satisfy user demand for reduced transaction time, increased

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Question 68/404

A security architect is designing a system to satisfy user demand for reduced transaction time, increased security and message integrity, and improved cryptographic security. The resultant system will be used in an environment with a broad user base where many asynchronous transactions occur every minute and must be publicly verifiable.
Which of the following solutions BEST meets all of the architect's objectives?

A. Apublicly verifiedhashing algorithmthatallowsrevalidationofmessageintegrityatafuturedate.

B. Aninternalkeyinfrastructurethatallowsusers todigitallysigntransactionlogs

C. Anagreementwithan entropy-as-a-service providertoincrease the amountof randomnessin generated keys.

D. Anopen distributed transaction ledgerthatrequiresproofof worktoappendentries.

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