How to set the password to be safe?

In addition to using the professional function of software to protect passwords, but also to develop a regular password change and ensure the complexity of passwords and other good habits. So what kind of password is safe?

Not long ago, the forum in Finland was hacked by hackers, a total of more than 80,000 accounts have been stolen, so that the hackers themselves do not believe that they have cracked the forum password in many other Finnish sites can also be used. In fact, nearly half of the people do not change their passwords at all, using a single password on all accounts. There is a considerable risk that people should use more complex passwords rather than using simple words that can be run out of dictionaries alone.

In addition to using the professional function of software to protect passwords, but also to develop a regular password change and ensure the complexity of passwords and other good habits. So what kind of password is safe?

　　first, in your password, should include at least 6 characters. it should come from at least three groups in the five groups in the following character categories, such as: pd3df!#$%f9d3,aa1988*&^,{ped95d$df!}

Lowercase letters: A, B, c ...

Uppercase letters: A, B, C ...

Number: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9

Non-alphanumeric character (symbol): ~ '! @ # $% ^ & * () < >? / _ - |

Unicode characters: €, gamma,? and λ

　　Please use a string that is easy to recall and will not be guessed by others as a password.

To help you build passwords that are easy to remember without being guessed by others, try the following tips:

1. Set the long password as far as possible, the general person password habitually is three or six bits, this is very good crack. Please try to set a long memory password, you can use the complete phrase, rather than a single word or number as your password, because the longer the password, the less likely to be cracked, such as: 123,123456,1,11,111,123,168,1314,520 (special significance of the number) ... ...

2. As far as possible in the words inserted symbols and uppercase and lowercase letters interspersed use. Although attackers are good at searching the words in the password, please do not give up the use of the word when setting the password. But you need to insert a symbol in your word or become a homophonic symbol, such as: "Just for You" can be improved to "Just4y_o_u" or "justforyou."

3. Do not show your account number in your password. Do not use your personal information as the content of the password, like the user name itself, the user name of the various combinations of changes, commonly used English words, birthdays, spouse's name, children's name, telephone number, ID number, work permit number, car brand, car license number, residential street name, etc., such as: the initials and full name: CYH, Caiyihao: The common People's habit: six-digit is 790102, four is 7912. The continuity of the password is not very strong, otherwise enter the password can basically lock the general guessing range.

4. Please update your account password every once in a while. Please update your password every once in a while so that your new password complies with the above principles, and the new password should not include the contents of the old password and should not be similar to the old password.

5. Do not use a password for all accounts. There should be at least 3 different passwords.

The above mentioned is to set the password should notice the problem, compare yourself to see if your password is safe?