diff --git a/src/internal/adapters/privacyidea/adapter.go b/src/internal/adapters/privacyidea/adapter.go
index 4b07511..cfdf4ce 100644
--- a/src/internal/adapters/privacyidea/adapter.go
+++ b/src/internal/adapters/privacyidea/adapter.go
@@ -38,6 +38,10 @@ func New(cfg Config, httpClient HTTPClient) *PrivacyIDEAAdapter {
 // registered in privacyIDEA. Fails closed: any infrastructure error returns
 // (false, err) so callers cannot bypass the check.
 func (a *PrivacyIDEAAdapter) CheckMFARequired(ctx context.Context, userID string) (bool, error) {
+	if a.cfg.RequireForAll {
+		return true, nil
+	}
+
 	endpoint := strings.TrimRight(a.cfg.BaseURL, "/") + "/token/"
 
 	q := url.Values{}
diff --git a/src/internal/adapters/privacyidea/adapter_test.go b/src/internal/adapters/privacyidea/adapter_test.go
index 670defa..99f07e1 100644
--- a/src/internal/adapters/privacyidea/adapter_test.go
+++ b/src/internal/adapters/privacyidea/adapter_test.go
@@ -101,6 +101,27 @@ func TestCheckMFARequired_ActiveTokenPresent_ReturnsTrue(t *testing.T) {
 	}
 }
 
+func TestCheckMFARequired_RequireForAll_ReturnsTrueWithoutTokenList(t *testing.T) {
+	client := &mockHTTPClient{
+		doFn: func(_ *http.Request) (*http.Response, error) {
+			t.Fatal("token-list endpoint must not be called when RequireForAll is enabled")
+			return nil, nil
+		},
+	}
+
+	cfg := testConfig()
+	cfg.RequireForAll = true
+	adapter := privacyidea.New(cfg, client)
+
+	required, err := adapter.CheckMFARequired(context.Background(), "alice")
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	if !required {
+		t.Error("expected MFA required=true when RequireForAll is enabled")
+	}
+}
+
 func TestCheckMFARequired_InactiveTokenOnly_ReturnsFalse(t *testing.T) {
 	client := &mockHTTPClient{
 		doFn: func(_ *http.Request) (*http.Response, error) {
diff --git a/src/internal/adapters/privacyidea/config.go b/src/internal/adapters/privacyidea/config.go
index 533ffc6..cfe05e2 100644
--- a/src/internal/adapters/privacyidea/config.go
+++ b/src/internal/adapters/privacyidea/config.go
@@ -8,15 +8,20 @@ import "net/http"
 // Config holds all connection parameters for the privacyIDEA adapter.
 type Config struct {
 	// BaseURL is the privacyIDEA server base URL, e.g. "https://privacyidea.local".
-	BaseURL string
+	BaseURL string `yaml:"baseURL"`
 
 	// AdminToken is the service-account JWT used to authenticate requests to the
 	// privacyIDEA admin API.
-	AdminToken string
+	AdminToken string `yaml:"adminToken"`
 
 	// Realm is the privacyIDEA realm to scope token and validate requests.
 	// Defaults to "netkingdom" when empty.
-	Realm string
+	Realm string `yaml:"realm"`
+
+	// RequireForAll skips privacyIDEA token-list discovery and requires MFA for
+	// every authenticated upstream user. This is useful during bootstrap when
+	// token-list admin credentials may not be durable yet.
+	RequireForAll bool `yaml:"requireForAll,omitempty"`
 }
 
 // realm returns the effective realm, falling back to "netkingdom".
diff --git a/src/internal/config/config_test.go b/src/internal/config/config_test.go
index 4413cd9..f5afd2c 100644
--- a/src/internal/config/config_test.go
+++ b/src/internal/config/config_test.go
@@ -127,6 +127,40 @@ clients:
 	}
 }
 
+func TestLoad_PrivacyIDEARequireForAll(t *testing.T) {
+	keyPath := writeTempFile(t, "placeholder-key")
+	yaml := `
+issuer: "https://kc.example.com"
+port: 8080
+tokenLifetime: "15m"
+privateKeyPem: "` + keyPath + `"
+environment: "dev"
+privacyidea:
+  baseURL: "http://privacyidea.mfa.svc.cluster.local:8080"
+  adminToken: "service-token"
+  realm: "coulomb"
+  requireForAll: true
+clients:
+  - clientId: "netkingdom-bootstrap-console"
+    displayName: "NetKingdom Bootstrap Console"
+    redirectUris:
+      - "http://127.0.0.1:8876/oidc/callback"
+    clientType: "public"
+`
+	cfgPath := writeTempFile(t, yaml)
+
+	cfg, err := config.Load(cfgPath)
+	if err != nil {
+		t.Fatalf("Load: unexpected error: %v", err)
+	}
+	if cfg.PrivacyIDEA.Realm != "coulomb" {
+		t.Errorf("PrivacyIDEA.Realm: got %q", cfg.PrivacyIDEA.Realm)
+	}
+	if !cfg.PrivacyIDEA.RequireForAll {
+		t.Error("PrivacyIDEA.RequireForAll should load from YAML")
+	}
+}
+
 func TestLoad_FileNotFound(t *testing.T) {
 	_, err := config.Load(filepath.Join(t.TempDir(), "nonexistent.yaml"))
 	if err == nil {
diff --git a/src/internal/server/oidc/authorize.go b/src/internal/server/oidc/authorize.go
index 8a541d2..b3160b7 100644
--- a/src/internal/server/oidc/authorize.go
+++ b/src/internal/server/oidc/authorize.go
@@ -279,6 +279,14 @@ func (h *AuthorizeHandler) ServeHTTPCallback(w http.ResponseWriter, r *http.Requ
 	// Check MFA requirement.
 	mfaRequired, err := h.MFA.CheckMFARequired(ctx, result.Username)
 	if err != nil {
+		h.Emitter.Emit(ctx, telemetry.Event{
+			Timestamp: time.Now(),
+			EventType: telemetry.EventAuthFailure,
+			ClientID:  ps.ClientID,
+			Endpoint:  "/authorize/callback",
+			Result:    "failure",
+			ErrorType: "mfa_check_error",
+		})
 		http.Error(w, "mfa check error", http.StatusInternalServerError)
 		return
 	}