标题Tips for Selecting Passwords

　　Avoid the obvious choices.Select passwords that have nothing to do with you personally.Avoid selecting angthing that somcone could look up or guess.
　　Use longer passwords .A password should be at least six characters long and double that if the individual can comfortably type it in.
　　Use different passwords for different systems.The most secure approach if for each password to bear no relation to any one.The easy was involues using an algorithmic password with a fixed part and a part that changes from system to system.
　　选择口令的小诀窍
　　选择口令不要选用那些显而易见的口令。应选择那些与你个人没有任何关系的口令。还要避免选择那些人们能查到或猜出的口令。
　　口令选择应使用较长的口令。一条口令至少要有六个字符长，如果一个人能轻而易举地键入口令，那么最好选用十二个字符长的口令。
　　不同的系统要用不同的口令。最保险的方法是每个口令与其它任何口令都没有关系。一种简便的方法是采用固定部分和随系统不同而变化部分的算法口令。