300+ câu trắc nghiệm tiếng anh chuyên nghành bảo mật thông tin có đáp án - Phần 7

This was a fake antivirus that would pop up fake virus warnings. What is this?

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This was a fake antivirus that would pop up fake virus warnings. What is this?

CryptoLocker

FakeAV

Rombertik

CryptoWall

Giải thích

Chọn đáp án B