题目内容：

People have problems

People have to remember passwords for everything, from their email to online banking and internet shopping. 1. A leaked Yahoo database showed that the most popular passwords were still “123456” and “password”.2.

These people are trying to make life easy for themselves. 3. Hackers(黑客) have gotten very good at what they do, with more capable tools than ever, and those tools can work so well because we are still really bad at choosing and remembering passwords.

Researchers from the UK’s Lancaster University, as well as the Peking and Fujian Normal universities in China, tested passwords. 4. They guessed passwords for more than 73 percent of ordinary users, accounts. Hackers could even guess a third of the harder passwords in 100 tries, reported the Daily Mail.

According to researchers from Bloomberg Businessweek, using upper and lower cases(大小写) in your password is a good way to make is safer. Adding numbers and/or symbols to your password can also be of great help. Choose a nine-letter password that includes numbers and/or symbols; this would take a hacker’s computer hundreds of years to break, Also, never use personal information as a password. 5. Experts suggest that a user should change his or her password every 90 days to keep hackers guessing.

A. Passwords were short.

B. Use different passwords for different accounts.

C. A password must be difficult to be guessed by others.

D. Many people used simple combinations of their name, age or birthday.

E. They tried to guess passwords based on people’s personal information.

F. But they are also making it easy for hackers to break into their accounts.

G. So it’s easy to understand why many of us would pick something simple and easy for our passwords.