Resolved #648: SMTP password settings should be stored as encrypted in the database.

framework/src/Volo.Abp.Emailing/Volo/Abp/Emailing/EmailSettingProvider.cs

@@ -14,7 +14,7 @@ namespace Volo.Abp.Emailing
                 new SettingDefinition(EmailSettingNames.Smtp.Host, "127.0.0.1"),
                 new SettingDefinition(EmailSettingNames.Smtp.Port, "25"),
                 new SettingDefinition(EmailSettingNames.Smtp.UserName),
-                new SettingDefinition(EmailSettingNames.Smtp.Password),
+                new SettingDefinition(EmailSettingNames.Smtp.Password, isEncrypted: true),
                 new SettingDefinition(EmailSettingNames.Smtp.Domain),
                 new SettingDefinition(EmailSettingNames.Smtp.EnableSsl, "false"),
                 new SettingDefinition(EmailSettingNames.Smtp.UseDefaultCredentials, "true"),