diff --git a/core/components/minishop3/src/Controllers/Api/Web/CustomerEmailController.php b/core/components/minishop3/src/Controllers/Api/Web/CustomerEmailController.php
index 89f62f19..12ebe815 100644
--- a/core/components/minishop3/src/Controllers/Api/Web/CustomerEmailController.php
+++ b/core/components/minishop3/src/Controllers/Api/Web/CustomerEmailController.php
@@ -5,6 +5,7 @@
 use MiniShop3\MiniShop3;
 use MiniShop3\Model\msCustomer;
 use MiniShop3\Router\Response;
+use MiniShop3\Services\Customer\AuthManager;
 use MiniShop3\Services\Customer\EmailVerificationService;
 use MODX\Revolution\modX;
 
@@ -113,8 +114,22 @@ public function verify(array $params): array|Response
             return $this->error($this->modx->lexicon('ms3_customer_err_email_verification_invalid'));
         }
 
-        $_SESSION['ms3']['customer_id'] = $customer->id;
-        $_SESSION['ms3']['customer_token'] = $customer->get('token');
+        /** @var AuthManager $authManager */
+        $authManager = $this->modx->services->get('ms3_auth_manager');
+        $session = $authManager->establishApiSession($customer);
+
+        if (!$session) {
+            $this->modx->log(
+                modX::LOG_LEVEL_ERROR,
+                "[CustomerEmailController] Email verified for customer #{$customer->id} but API session establish failed"
+            );
+            if ($htmlFlow && !$formatJson) {
+                // Email already verified; do not send user to the verification-failed page
+                return Response::redirect($this->buildEmailVerificationSuccessRedirectUrl(), 302);
+            }
+
+            return $this->error($this->modx->lexicon('ms3_customer_err_token_create'));
+        }
 
         $this->modx->log(
             modX::LOG_LEVEL_INFO,
@@ -127,7 +142,11 @@ public function verify(array $params): array|Response
 
         return $this->success(
             $this->modx->lexicon('ms3_customer_email_verify_success'),
-            ['customer_id' => $customer->id]
+            [
+                'customer_id' => $customer->id,
+                'token' => $session['token'],
+                'expires_at' => $session['expires_at'],
+            ]
         );
     }
 
diff --git a/core/components/minishop3/src/Controllers/Customer/Customer.php b/core/components/minishop3/src/Controllers/Customer/Customer.php
index dd76b3fc..5b451b1e 100644
--- a/core/components/minishop3/src/Controllers/Customer/Customer.php
+++ b/core/components/minishop3/src/Controllers/Customer/Customer.php
@@ -549,10 +549,10 @@ protected function createFromOrderData(array $orderData): ?msCustomer
         if ($msCustomer && $autoLogin) {
             /** @var AuthManager $authManager */
             $authManager = $this->modx->services->get('ms3_auth_manager');
-            if (!$authManager->establishCustomerSession($msCustomer)) {
+            if (!$authManager->establishApiSession($msCustomer)) {
                 $this->modx->log(
                     modX::LOG_LEVEL_ERROR,
-                    "[Customer] establishCustomerSession failed for customer #{$msCustomer->id}"
+                    "[Customer] establishApiSession failed for customer #{$msCustomer->id}"
                 );
             }
         }
diff --git a/core/components/minishop3/src/Processors/Api/Customer/Login.php b/core/components/minishop3/src/Processors/Api/Customer/Login.php
index 6e8545a5..1fc15b7f 100644
--- a/core/components/minishop3/src/Processors/Api/Customer/Login.php
+++ b/core/components/minishop3/src/Processors/Api/Customer/Login.php
@@ -83,7 +83,7 @@ public function process()
 
         $rateLimiter->reset('login', $ip);
 
-        $session = $authManager->establishCustomerSession($customer);
+        $session = $authManager->establishApiSession($customer);
         if (!$session) {
             return $this->failure($this->modx->lexicon('ms3_customer_err_token_create'));
         }
diff --git a/core/components/minishop3/src/Processors/Api/Customer/Register.php b/core/components/minishop3/src/Processors/Api/Customer/Register.php
index 295b5323..d9c05138 100644
--- a/core/components/minishop3/src/Processors/Api/Customer/Register.php
+++ b/core/components/minishop3/src/Processors/Api/Customer/Register.php
@@ -12,7 +12,7 @@
  * Register - processor for registering a new customer
  *
  * Creates a new customer with validation and optional email verification.
- * On auto-login: binds existing session token to new customer (preserves guest cart).
+ * On auto-login: rotates API session token (anti token-fixation); guest cart may transfer.
  * Protected from spam via RateLimiter.
  *
  * @package MiniShop3\Processors\Api\Customer
@@ -82,11 +82,12 @@ public function process()
 
         $tokenString = null;
         $expiresAt = null;
+        $redirectUrl = '';
 
         if ($autoLogin && !$requireEmailVerification) {
             /** @var AuthManager $authManager */
             $authManager = $this->modx->services->get('ms3_auth_manager');
-            $session = $authManager->establishCustomerSession($customer);
+            $session = $authManager->establishApiSession($customer);
 
             if (!$session) {
                 return $this->failure($this->modx->lexicon('ms3_customer_err_token_create'));
@@ -94,22 +95,18 @@ public function process()
 
             $tokenString = $session['token'];
             $expiresAt = $session['expires_at'];
-        }
 
-        $rateLimiter->reset('login', $ip);
-
-        $redirectUrl = '';
-        if ($autoLogin && !$requireEmailVerification) {
             $redirectPageId = (int)$this->getProperty('redirect_page_id', 0);
             if (!$redirectPageId) {
                 $redirectPageId = (int)$this->modx->getOption('ms3_customer_redirect_after_login', null, 0);
             }
-
             if ($redirectPageId > 0) {
                 $redirectUrl = $this->modx->makeUrl($redirectPageId, '', '', 'full');
             }
         }
 
+        $rateLimiter->reset('login', $ip);
+
         return $this->success($this->modx->lexicon('ms3_customer_register_success'), [
             'customer' => [
                 'id' => $customer->id,
@@ -125,5 +122,4 @@ public function process()
             'redirect_url' => $redirectUrl,
         ]);
     }
-
 }
diff --git a/core/components/minishop3/src/Services/Customer/AuthManager.php b/core/components/minishop3/src/Services/Customer/AuthManager.php
index 2f415433..f4be1af3 100644
--- a/core/components/minishop3/src/Services/Customer/AuthManager.php
+++ b/core/components/minishop3/src/Services/Customer/AuthManager.php
@@ -514,6 +514,36 @@ public function validateToken(string $tokenString, string $type = 'api'): ?msCus
         return $customer;
     }
 
+    /**
+     * Whether a previous API token row may be migrated/revoked for this customer.
+     *
+     * null = no row (orphan draft by token string); 0 = guest; same id = own session.
+     * Foreign customer_id: no (do not steal or revoke another session).
+     *
+     * @param int|null $previousOwnerId customer_id on the previous token row; null if no row
+     */
+    public static function canMigratePreviousApiToken(?int $previousOwnerId, int $customerId): bool
+    {
+        return $previousOwnerId === null
+            || $previousOwnerId === 0
+            || $previousOwnerId === $customerId;
+    }
+
+    /**
+     * Issue a fresh API token after login/register/verify (token rotation).
+     *
+     * Compatibility alias for establishCustomerSession() (TokenService-backed).
+     * $previousToken is ignored: the presented cookie/session token is resolved
+     * inside establishCustomerSession via TokenService::getBindableTokenString().
+     *
+     * @param string|null $previousToken unused; kept for call-site compatibility
+     * @return array{token: string, expires_at: string}|null
+     */
+    public function establishApiSession(msCustomer $customer, ?string $previousToken = null): ?array
+    {
+        return $this->establishCustomerSession($customer);
+    }
+
     /**
      * Revoke all customer tokens of specific type
      *
diff --git a/core/components/minishop3/tests/ApiTokenRotationPolicyTest.php b/core/components/minishop3/tests/ApiTokenRotationPolicyTest.php
new file mode 100644
index 00000000..fafcb897
--- /dev/null
+++ b/core/components/minishop3/tests/ApiTokenRotationPolicyTest.php
@@ -0,0 +1,60 @@
+<?php
+
+/**
+ * AuthManager API token rotation policy (no MODX).
+ *
+ * Запуск: php tests/ApiTokenRotationPolicyTest.php
+ */
+
+declare(strict_types=1);
+
+require __DIR__ . '/../vendor/autoload.php';
+
+use MiniShop3\Services\Customer\AuthManager;
+
+$fail = static function (string $message): never {
+    fwrite(STDERR, "FAIL: {$message}\n");
+    exit(1);
+};
+
+// Guest token (customer_id 0) — migrate + revoke (fixes token fixation)
+if (!AuthManager::canMigratePreviousApiToken(0, 42)) {
+    $fail('guest token must be migratable');
+}
+
+// Own previous session token — rotate
+if (!AuthManager::canMigratePreviousApiToken(42, 42)) {
+    $fail('own token must be migratable');
+}
+
+// Orphan draft (no API token row) — allow draft migrate by string
+if (!AuthManager::canMigratePreviousApiToken(null, 42)) {
+    $fail('null owner (orphan) must allow migrate');
+}
+
+// Foreign customer token — must NOT revoke/steal
+if (AuthManager::canMigratePreviousApiToken(7, 42)) {
+    $fail('foreign token must not be migratable');
+}
+
+// Regression guard: must rotate via establishApiSession, never rebind guest token
+$loginSrc = file_get_contents(__DIR__ . '/../src/Processors/Api/Customer/Login.php');
+$registerSrc = file_get_contents(__DIR__ . '/../src/Processors/Api/Customer/Register.php');
+$customerSrc = file_get_contents(__DIR__ . '/../src/Controllers/Customer/Customer.php');
+foreach (['Login' => $loginSrc, 'Register' => $registerSrc] as $label => $src) {
+    if (!str_contains($src, 'establishApiSession')) {
+        $fail("{$label} must call establishApiSession");
+    }
+    if (preg_match("/set\\(\\s*'customer_id'\\s*,/", $src)) {
+        $fail("{$label} must not rebind token via set('customer_id')");
+    }
+}
+if (!str_contains($customerSrc, 'establishApiSession')) {
+    $fail('Customer auto-login must use establishApiSession');
+}
+if (preg_match('/function autoLoginCustomer.*?\{.*?set\(\s*\'customer_id\'/s', $customerSrc)) {
+    $fail('autoLoginCustomer must not rebind token via set(customer_id)');
+}
+
+fwrite(STDOUT, "OK ApiTokenRotationPolicyTest\n");
+exit(0);