Threats & AttacksCâu 2 / 100
Which malware type encrypts a victim's files and demands payment for the decryption key?
a.Ransomware
b.Rootkit
c.Keylogger
d.Adware
Giải thích
Ransomware encrypts data and extorts the victim for a decryption key, often with a payment deadline. Modern variants also exfiltrate data first to enable double extortion. Reliable offline backups are the most effective recovery control.
Luyện miễn phí toàn bộ 100 câu hỏi — không cần đăng ký.
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Đội Ngũ Biên Tập PrepPass · Đối chiếu với CompTIA Security+ (SY0-701) · Quy trình kiểm tra