namespace System.DirectoryServices.AccountManagement
{
    [DirectoryRdnPrefix("CN")]
    [SecurityCritical(SecurityCriticalScope.Everything)]
    public class UserPrincipal : AuthenticablePrincipal
    {
        public static PrincipalSearchResult<UserPrincipal> FindByExpirationTime(PrincipalContext context, DateTime time, MatchType type);
    }
}