Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions.
Nowadays, most people realize that it’s risky to use credit card numbers online. However, from time to time, we all use passwords and government ID numbers on the Internet. We think we are safe, but that may not be true! A new kind of attack is being used by dishonest people to steal IDs and credit card numbers from innocent web surfers. This new kind of attack is called “phishing.”
Phishing sounds the same as the word “fishing,” and it implies that a thief is trying to lure people into giving away valuable information. Like real fishermen, phishers use bait in the form of great online deals or
services. For example, phishers might use fake emails and false websites to con people into revealing credit card numbers, account usernames, and passwords. They imitate well-known banks, online sellers, and credit card companies. Successful phishers may convince as many as five percent of the people they contact to respond and give away their personal financial information.
Is this really a big problem? Actually, tricking five percent of the online population is huge! Currently, more than 350 million people have access to the Internet, and seventy-five percent of those Internet users live in the wealthiest countries on Earth. It has been estimated that phishers send more than three billion scam messages each year. Even by tricking only five percent of the people, phishers can make a lot of money.
Since there is so much money to make through this kind of scam, it has caught the interest of more than just small-time crooks. Recently, police tracked down members of an organized phishing group in Eastern Europe, who had stolen hundreds of thousands of dollars from people online. The group created official-looking email messages requesting people to update their personal information at an&n
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Lời giải:
Báo saiKiến thức: Đọc hiểu.
Câu nào sau đây có thể là chủ đề chính của đoạn văn?
A. Những người lướt web ngây thơ và rủi ro trực tuyến.
B. Mật khẩu và số ID chính phủ trên Internet.
C. Thông tin có giá trị được chia sẻ trên internet.
D. Một kiểu tấn công internet mới
Đọc cả đoạn văn, ta thấy nói về 1 kiểu tấn công mạng mới.
Thông tin: A new kind of attack is being used by dishonest people to steal IDs and credit card numbers from innocent web surfers. This new kind of attack is called “phishing.” (Một kiểu tấn công mới đang được những người không trung thực sử dụng để đánh cắp ID và số thẻ tín dụng từ những người lướt web vô tội. Loại tấn công mới này được gọi là “lừa đảo’’)
→ Chọn đáp án D
