diff --git a/backend/Admin/auth/login.php b/backend/Admin/auth/login.php
index 45b856a8..da9b132f 100644
--- a/backend/Admin/auth/login.php
+++ b/backend/Admin/auth/login.php
@@ -61,9 +61,26 @@ try {
     if ($admin) {
         $isTrustedDevice = true;
     } else if (!empty($phone)) {
-        // 1. بحث مباشر بالـ ID المعياري Unencrypted
-        $stmtId = $con->prepare("SELECT * FROM adminUser WHERE id = :id LIMIT 1");
-        $stmtId->execute([':id' => $phone]);
+        // 1. بحث بالـ ID أو الفهارس العمياء (الهاتف / البريد) لضمان السرعة والتوافق مع التشفير المتغير
+        global $blindIndex;
+        $phoneBidx = $blindIndex ? $blindIndex->index('adminUser.phone', $phone) : null;
+        $emailBidx = $blindIndex ? $blindIndex->index('adminUser.email', $phone) : null;
+
+        $sql = "SELECT * FROM adminUser WHERE id = :id";
+        $params = [':id' => $phone];
+
+        if ($phoneBidx) {
+            $sql .= " OR phone_bidx = :phone_bidx";
+            $params[':phone_bidx'] = $phoneBidx;
+        }
+        if ($emailBidx) {
+            $sql .= " OR email_bidx = :email_bidx";
+            $params[':email_bidx'] = $emailBidx;
+        }
+        $sql .= " LIMIT 1";
+
+        $stmtId = $con->prepare($sql);
+        $stmtId->execute($params);
         $admin = $stmtId->fetch(PDO::FETCH_ASSOC);
 
         // 2. إذا لم يتم العثور بالـ ID، نفحص الحقول المشفّرة (email / phone / name) عبر فك التشفير
diff --git a/backend/schema_primary.sql b/backend/schema_primary.sql
index 2ad5cf21..25c3d53b 100644
--- a/backend/schema_primary.sql
+++ b/backend/schema_primary.sql
@@ -58,14 +58,18 @@ CREATE TABLE `adminUser` (
   `fingerprint_hash` varchar(64) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci DEFAULT NULL COMMENT 'sha256 للبصمة للبحث السريع',
   `name` varchar(500) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT NULL COMMENT 'الاسم مشفر (AES-GCM)',
   `phone` varchar(500) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci DEFAULT NULL COMMENT 'الهاتف مشفر (AES-GCM)',
+  `phone_bidx` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci DEFAULT NULL COMMENT 'Blind index for phone',
   `email` varchar(500) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci DEFAULT NULL COMMENT 'البريد مشفر (AES-GCM)',
+  `email_bidx` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci DEFAULT NULL COMMENT 'Blind index for email',
   `password` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT NULL COMMENT 'bcrypt',
   `role` varchar(30) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT NULL DEFAULT 'admin' COMMENT 'admin | super_admin | service',
   `country` varchar(100) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci DEFAULT 'Jordan' COMMENT 'اسم الدولة: Syria, Egypt, Jordan, Iraq, ...',
   `created_at` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
   `updated_at` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
   PRIMARY KEY (`id`),
-  KEY `idx_fp_hash` (`fingerprint_hash`)
+  KEY `idx_fp_hash` (`fingerprint_hash`),
+  KEY `idx_phone_bidx` (`phone_bidx`),
+  KEY `idx_email_bidx` (`email_bidx`)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
 /*!40101 SET character_set_client = @saved_cs_client */;
 
@@ -386,7 +390,9 @@ CREATE TABLE `driver` (
   `idn` int NOT NULL AUTO_INCREMENT,
   `id` varchar(100) NOT NULL,
   `phone` varchar(255) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL,
+  `phone_bidx` varchar(255) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci DEFAULT NULL COMMENT 'Blind index for phone',
   `email` varchar(255) NOT NULL,
+  `email_bidx` varchar(255) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci DEFAULT NULL COMMENT 'Blind index for email',
   `password` varchar(255) NOT NULL,
   `gender` varchar(255) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'Male',
   `license_type` varchar(255) DEFAULT NULL,
@@ -414,7 +420,9 @@ CREATE TABLE `driver` (
   `created_at` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
   `updated_at` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
   PRIMARY KEY (`idn`),
-  UNIQUE KEY `national_number` (`national_number`)
+  UNIQUE KEY `national_number` (`national_number`),
+  KEY `idx_phone_bidx` (`phone_bidx`),
+  KEY `idx_email_bidx` (`email_bidx`)
 ) ENGINE=InnoDB AUTO_INCREMENT=2085 DEFAULT CHARSET=utf8mb3;
 /*!40101 SET character_set_client = @saved_cs_client */;
 
@@ -1188,7 +1196,9 @@ DROP TABLE IF EXISTS `passengers`;
 CREATE TABLE `passengers` (
   `id` varchar(100) NOT NULL,
   `phone` varchar(150) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL,
+  `phone_bidx` varchar(255) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci DEFAULT NULL COMMENT 'Blind index for phone',
   `email` varchar(255) NOT NULL,
+  `email_bidx` varchar(255) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci DEFAULT NULL COMMENT 'Blind index for email',
   `password` varchar(100) NOT NULL,
   `gender` varchar(150) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL,
   `status` varchar(150) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'notDeleted',
@@ -1203,7 +1213,9 @@ CREATE TABLE `passengers` (
   `created_at` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
   `updated_at` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
   PRIMARY KEY (`id`),
-  UNIQUE KEY `phone` (`phone`,`email`)
+  UNIQUE KEY `phone` (`phone`,`email`),
+  KEY `idx_phone_bidx` (`phone_bidx`),
+  KEY `idx_email_bidx` (`email_bidx`)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3;
 /*!40101 SET character_set_client = @saved_cs_client */;