public static string NameIdentifier(this IIdentity identity)
 {
     return identity.ClaimValue(ClaimTypes.NameIdentifier);
 }
 public static string NameIdentifier(this IPrincipal user)
 {
     return user.ClaimValue(ClaimTypes.NameIdentifier);
 }
 public static string FirstName(this IIdentity identity)
 {
     return identity.ClaimValue(ClaimTypes.GivenName);
 }
 public static string LastName(this IIdentity identity)
 {
     return identity.ClaimValue(ClaimTypes.Surname);
 }
 public static string TenantId(this IPrincipal user)
 {
     return user.ClaimValue(AdditionalClaimTypes.TenantId);
 }
 public static string Domain(this IIdentity identity)
 {
     return identity.ClaimValue(AdditionalClaimTypes.Domain);
 }
 public static string TenantId(this IIdentity identity)
 {
     return identity.ClaimValue(AdditionalClaimTypes.TenantId);
 }
 public static string PreferredLanguage(this IPrincipal user)
 {
     return user.ClaimValue(AdditionalClaimTypes.PreferredLanguage);
 }
 public static string PreferredLanguage(this IIdentity identity)
 {
     return identity.ClaimValue(AdditionalClaimTypes.PreferredLanguage);
 }
 public static string ObjectIdentifier(this IPrincipal user)
 {
     return user.ClaimValue(AdditionalClaimTypes.ObjectIdentifier);
 }
 public static string ObjectIdentifier(this IIdentity identity)
 {
     return identity.ClaimValue(AdditionalClaimTypes.ObjectIdentifier);
 }