It is always advisable to use alpha-numeric passwords and if you want to make it more secure you can take the help some software which will surely help the cause....
[quote]Along with all those attributes asserted by Mr. Ajmani,It should be changed frequently, and should not be used at the public locations like cyber cafe etc.[/quote]
Yes this should be changed frequently.
Now a days though we are using different character , our passwords can be hacked easily so what ever precautions you are taking , simultaneously change the password for every 6 months.
