XAML PasswordValidationBehavior

PasswordValidationBehaviorPage.xaml

<StackLayout Padding="{StaticResource ContentPadding}"
                 Spacing="50"
                 VerticalOptions="CenterAndExpand">
        <Label Text="Text color will change accordingly to the style that is configured when a invalid value (password) is entered. Password rule should contain at least 8 characters, 1 numeric, 1 lowercase, 1 uppercase, 1 special character [eg: R3dDr@g0n]." />
        <Entry IsPassword="True" Placeholder="Password">
            <Entry.Behaviors>
                <behaviors:PasswordValidationBehavior InvalidStyle="{StaticResource InvalidEntryStyle}"/>
            </Entry.Behaviors>
        </Entry>
    </StackLayout>