ACCA · Question 11 · Syllabus C: Business functions, regulation and technology
PowerGrid, a public utility company, recently suffered a cyber-attack where malicious software encrypted their critical operational data. The attackers demanded payment in cryptocurrency to provide the decryption key.
Which of the following controls would be the MOST effective in allowing PowerGrid to recover from this specific type of attack without paying the attackers?
Answer options:
Installing advanced antivirus software.
Implementing multi-factor authentication (MFA).
Maintaining isolated, offline data backups.
Encrypting all internal databases.
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