password requirement in regular expression script based

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Hi folks

I required password regular expression

requirement
1)start with alphabetic s (A-Z and a-z))
2)compulsory one number (0 to 9)
3)special characters must be one and should be at last(!,@,#,$,%,^,&,*_)
4)minimum length 6 and max 20....

I want regular expression for password above mentioned requirement ....in java script regular expression ....

please any one help me with above requirements

Posted 14-Sep-12 1:55am

mahesh.b.p.c

Updated 14-Sep-12 1:58am

v2

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vithal wadje · Answer 1 · 2012-09-14T02:06:00

Solution 1

dear use Ajax password strength extender which validates the password as you wish with just five lines of code

Posted 14-Sep-12 2:06am

vithal wadje

Dhol Gaurav · Answer 2 · 2012-09-14T03:01:00

Hello

Check below code, asp.net allow to check password strenth

XML

<asp:TextBox ID="TextBox2" runat="server"
             TextMode="Password">
</asp:TextBox>
<asp:PasswordStrength ID="PasswordStrength2"
                      runat="server"
        TargetControlID="TextBox2"
        RequiresUpperAndLowerCaseCharacters="true"
        MinimumNumericCharacters="1"
        MinimumSymbolCharacters="1"
        MinimumUpperCaseCharacters="1"
        PreferredPasswordLength="8"
        DisplayPosition="RightSide"
        StrengthIndicatorType="BarIndicator"
        BarBorderCssClass="BarBorder"
StrengthStyles="BarIndicatorweak;BarIndicatoraverage;BarIndicatorgood;">
</asp:PasswordStrength>

let me know if any problem

Thanks
Gaurav Dhol

Bryian Tan · Answer 3 · 2012-09-14T07:21:00

Solution 3

Check this out too:

ASP.NET - Password Strength Indicator using jQuery and XML[^]

Posted 14-Sep-12 7:21am

Bryian Tan