diff --git a/apps/api/src/plugins/space.ts b/apps/api/src/plugins/space.ts
index ee50796..956ab82 100644
--- a/apps/api/src/plugins/space.ts
+++ b/apps/api/src/plugins/space.ts
@@ -186,6 +186,20 @@ export function requireSpaceRole(
   return true
 }
 
+/**
+ * Whole-DB operations (backup download/restore, legacy import) cross every space and carry API credentials,
+ * so per-space settings admin is not enough.
+ */
+export function requireGlobalAdmin(request: FastifyRequest, reply: FastifyReply): boolean {
+  const user = request.authUser
+  if (!user) return true
+  if (user.isAdmin || hasPermission(user.permissions, 'vps:spaces:admin')) return true
+  void reply.code(403).send({
+    error: { code: 'FORBIDDEN', message: 'Операция доступна только глобальному администратору' },
+  })
+  return false
+}
+
 export function canWriteInSpace(request: FastifyRequest): boolean {
   const role = request.spaceRole ?? 'viewer'
   return roleAtLeast(role, 'member')
diff --git a/apps/api/src/routes/backup.ts b/apps/api/src/routes/backup.ts
index 1a72188..b1e2647 100644
--- a/apps/api/src/routes/backup.ts
+++ b/apps/api/src/routes/backup.ts
@@ -15,6 +15,7 @@ import {
   type FullBackupPayload,
 } from '../services/backup-full.js'
 import { restartScheduler } from '../services/scheduler.js'
+import { requireGlobalAdmin } from '../plugins/space.js'
 
 /** Лимит тела для импорта бэкапа (Fastify default = 1 MiB → 413). */
 function backupBodyLimitBytes(): number {
@@ -29,6 +30,10 @@ function backupBodyLimitBytes(): number {
 export const backupRoutes: FastifyPluginAsync = async (app) => {
   const bodyLimit = backupBodyLimitBytes()
 
+  app.addHook('preHandler', async (req, reply) => {
+    if (!requireGlobalAdmin(req, reply)) return reply
+  })
+
   app.addContentTypeParser(
     'application/octet-stream',
     { parseAs: 'buffer', bodyLimit },
diff --git a/apps/api/src/routes/migrate.ts b/apps/api/src/routes/migrate.ts
index 78ef827..16cdafc 100644
--- a/apps/api/src/routes/migrate.ts
+++ b/apps/api/src/routes/migrate.ts
@@ -1,8 +1,10 @@
 import type { FastifyPluginAsync } from 'fastify'
 import { consolidateAllProviderApiSources, getSqlite } from '@cfdm/db'
+import { requireGlobalAdmin } from '../plugins/space.js'
 
 export const migrateRoutes: FastifyPluginAsync = async (app) => {
   app.post('/api/migrate', async (req, reply) => {
+    if (!requireGlobalAdmin(req, reply)) return reply
     const data = req.body
     if (!data || typeof data !== 'object') {
       return reply.code(400).send({ error: { code: 'VALIDATION', message: 'Invalid payload' } })