2.答案:vulnerable
3. 答案: flexible working
4. 答案:trawling internet
5. 答案: logins and passwords/usernames and passwords
6. 答案: losses
7. 答案: Trojan email attacks
8. 答案:techniques
9. 答案:two years
10.答案: antivirus system
11. 答案:weakness
12. 答案:vigilance and security
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2016-02-26
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