diff --git a/app/pages/liveatc.vue b/app/pages/liveatc.vue
index 1248a7c..007efc0 100644
--- a/app/pages/liveatc.vue
+++ b/app/pages/liveatc.vue
@@ -183,11 +183,27 @@ import { ref, computed, watch, nextTick, onMounted, onUnmounted } from 'vue'
 import { useAtcEngine } from '~~/shared/atc/engine'
 import { getPhaseOrder, getPhase } from '~~/shared/atc/phases'
 import type { Transmission, FlightPlan } from '~~/shared/atc/types'
+import { useApi } from '~/composables/useApi'
+import { useAuthStore } from '~/stores/auth'
+
+definePageMeta({ middleware: ['require-auth'] })
 
 // For radio effects (conditional import)
 let applyRadioEffect: ((audioBuffer: AudioBuffer, ctx: AudioContext, level: number) => AudioBuffer) | null = null
 
-const engine = useAtcEngine()
+const api = useApi()
+const auth = useAuthStore()
+
+// Create an authenticated fetch wrapper for the engine
+function authFetch<T = any>(url: string, opts: any = {}): Promise<T> {
+  const headers = { ...opts.headers } as Record<string, string>
+  if (auth.accessToken) {
+    headers.Authorization = `Bearer ${auth.accessToken}`
+  }
+  return $fetch(url, { ...opts, headers }) as Promise<T>
+}
+
+const engine = useAtcEngine({ apiFetch: authFetch as any })
 const screen = ref<'setup' | 'session'>('setup')
 const processing = ref(false)
 const isSpeaking = ref(false)
@@ -316,9 +332,8 @@ async function handleRecordingComplete(payload: { audio: string; format: string
   processing.value = true
   try {
     // 1. STT via ptt endpoint
-    const sttRes = await $fetch<{ success: boolean; transcription: string }>('/api/atc/ptt', {
-      method: 'POST',
-      body: { audio: payload.audio, format: payload.format },
+    const sttRes = await api.post<{ success: boolean; transcription: string }>('/api/atc/ptt', {
+      audio: payload.audio, format: payload.format,
     })
     if (!sttRes.success || !sttRes.transcription) return
 
@@ -369,17 +384,14 @@ async function speakAtc(text: string) {
 
 async function speakSingle(text: string) {
   try {
-    const res = await $fetch<{
+    const res = await api.post<{
       success: boolean
       audio: { base64: string; mime: string }
       normalized: string
     }>('/api/atc/say', {
-      method: 'POST',
-      body: {
-        text,
-        level: settings.value.signalLevel,
-        speed: settings.value.speechSpeed,
-      },
+      text,
+      level: settings.value.signalLevel,
+      speed: settings.value.speechSpeed,
     })
 
     if (!res.success || !res.audio?.base64) return
@@ -431,10 +443,7 @@ function startTelemetryPoll() {
   stopTelemetryPoll()
   telemetryInterval = setInterval(async () => {
     try {
-      const data = await $fetch<any>('/api/bridge/data', {
-        method: 'POST',
-        body: { status: 'poll' },
-      }).catch(() => null)
+      const data = await api.post<any>('/api/bridge/data', { status: 'poll' }).catch(() => null)
       if (data && typeof data === 'object') {
         telemetryConnected.value = true
         engine.updateTelemetry({
diff --git a/server/middleware/auth.global.ts b/server/middleware/auth.global.ts
index 5656cdc..3c8f7ac 100644
--- a/server/middleware/auth.global.ts
+++ b/server/middleware/auth.global.ts
@@ -6,7 +6,7 @@ export default defineEventHandler(async (event) => {
     if (!url.pathname.startsWith('/api/')) {
         return
     }
-    if (url.pathname.startsWith('/api/atc/')) {
+    if (url.pathname.startsWith('/api/atc/say')) {
         return
     }
     if (url.pathname.startsWith('/api/service/')) {
@@ -15,7 +15,6 @@ export default defineEventHandler(async (event) => {
     if (url.pathname.startsWith('/api/bridge/')) {
         return
     }
-    // /api/decision-flows/ was removed in Live ATC v2
     if (event.node.req.method === 'OPTIONS') {
         return
     }
diff --git a/shared/atc/engine.ts b/shared/atc/engine.ts
index 2d62d92..003fa18 100644
--- a/shared/atc/engine.ts
+++ b/shared/atc/engine.ts
@@ -42,7 +42,13 @@ function makeDefaultState(): EngineState {
   }
 }
 
-export function useAtcEngine() {
+export interface AtcEngineOptions {
+  /** Custom fetch function (e.g. with auth headers). Defaults to $fetch. */
+  apiFetch?: typeof $fetch
+}
+
+export function useAtcEngine(options: AtcEngineOptions = {}) {
+  const fetchFn = options.apiFetch ?? $fetch
   const state = reactive<EngineState>(makeDefaultState())
 
   const currentPhase = computed<Phase | undefined>(() => getPhase(state.currentPhase))
@@ -178,7 +184,7 @@ export function useAtcEngine() {
       recentTransmissions: recentTx,
     }
 
-    const res = await $fetch<RouteResponse>('/api/atc/route', {
+    const res = await fetchFn<RouteResponse>('/api/atc/route', {
       method: 'POST',
       body: req,
     })
@@ -201,7 +207,7 @@ export function useAtcEngine() {
         const destName = interaction.id === 'request_taxi' ? state.vars.runway : state.vars.arrival_stand
         const airport = interaction.id === 'request_taxi' ? state.vars.dep : state.vars.dest
         if (originName && destName && airport) {
-          const taxiRes = await $fetch<any>('/api/service/tools/taxiroute', {
+          const taxiRes = await fetchFn<any>('/api/service/tools/taxiroute', {
             params: { airport, origin_name: originName, dest_name: destName },
           })
           if (taxiRes?.names_collapsed?.length) {