by default, passwords must be a minimum of seven characters, at least one of which must be non-alphanumericfollow the advice in this article , try to modify the following properties in the web.confighttp://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnpag2/html/paght000022.aspminRequiredPasswordLengthminRequiredNonAlphanumericCharacterspasswordStrengthRegularExpression also seehttp://.michaelis.net/Blog/PasswordsInVS2005Beta2sPersonalWebsiteStarterKit.aspx
also seehttp://.michaelis.net/Blog/PasswordsInVS2005Beta2sPersonalWebsiteStarterKit.aspx
<providers>
<remove name="AspNetSqlMembershipProvider"/>
<add name="AspNetSqlMembershipProvider"
type="System.Web.Security.SqlMembershipProvider"
connectionStringName="DolAspNetProvider"
enablePasswordRetrieval="false"
enablePasswordReset="true"
requiresQuestionAndAnswer="true"
applicationName="/"
requiresUniqueEmail="false"
minRequiredPasswordLength="6" ---定义密码的长度。
minRequiredNonalphanumericCharacters="0"
passwordFormat="Hashed"
maxInvalidPasswordAttempts="5"
passwordAttemptWindow="10"
passwordStrengthRegularExpression="" ---这里是定义强密码的正值表达式。
/>
</providers>
</membership>