diff --git a/tests/integration/credential_auth_tests.rs b/tests/integration/credential_auth_tests.rs
new file mode 100644
index 0000000..5062d7d
--- /dev/null
+++ b/tests/integration/credential_auth_tests.rs
@@ -0,0 +1,86 @@
+//! Authorization tests for credential-nft admin functions
+//! These tests verify that non-admin callers are properly rejected
+
+#![cfg(test)]
+use soroban_sdk::{testutils::Address as _, Address, Env};
+use crate::credential_nft::{CredentialNFT, CredentialNFTClient};
+
+fn create_credential_nft(e: &Env) -> CredentialNFTClient {
+    CredentialNFTClient::new(e, &e.register_contract(None, CredentialNFT {}))
+}
+
+#[test]
+fn test_mint_credential_non_admin_fails() {
+    let e = Env::default();
+    let contract = create_credential_nft(&e);
+    let non_admin = Address::generate(&e);
+    let recipient = Address::generate(&e);
+    
+    // Ensure non_admin is not the admin
+    let admin = contract.get_admin();
+    assert_ne!(admin, non_admin);
+    
+    let result = std::panic::catch_unwind(|| {
+        contract
+            .with_source_account(&non_admin)
+            .mint_credential(&recipient, &1, &"metadata".into());
+    });
+    assert!(result.is_err());
+}
+
+#[test]
+fn test_renew_credential_non_admin_fails() {
+    let e = Env::default();
+    let contract = create_credential_nft(&e);
+    let admin = contract.get_admin();
+    let non_admin = Address::generate(&e);
+    let recipient = Address::generate(&e);
+    
+    // Setup: mint a credential as admin
+    contract
+        .with_source_account(&admin)
+        .mint_credential(&recipient, &1, &"metadata".into());
+    
+    let result = std::panic::catch_unwind(|| {
+        contract
+            .with_source_account(&non_admin)
+            .renew_credential(&1);
+    });
+    assert!(result.is_err());
+}
+
+#[test]
+fn test_set_credential_display_non_admin_fails() {
+    let e = Env::default();
+    let contract = create_credential_nft(&e);
+    let admin = contract.get_admin();
+    let non_admin = Address::generate(&e);
+    let recipient = Address::generate(&e);
+    
+    // Setup
+    contract
+        .with_source_account(&admin)
+        .mint_credential(&recipient, &1, &"metadata".into());
+    
+    let result = std::panic::catch_unwind(|| {
+        contract
+            .with_source_account(&non_admin)
+            .set_credential_display(&1, &"new_display".into());
+    });
+    assert!(result.is_err());
+}
+
+#[test]
+fn test_transfer_admin_non_admin_fails() {
+    let e = Env::default();
+    let contract = create_credential_nft(&e);
+    let non_admin = Address::generate(&e);
+    let new_admin = Address::generate(&e);
+    
+    let result = std::panic::catch_unwind(|| {
+        contract
+            .with_source_account(&non_admin)
+            .transfer_admin(&new_admin);
+    });
+    assert!(result.is_err());
+}
\ No newline at end of file
diff --git a/tests/integration/progress_tracker_auth_tests.rs b/tests/integration/progress_tracker_auth_tests.rs
new file mode 100644
index 0000000..8dc9c64
--- /dev/null
+++ b/tests/integration/progress_tracker_auth_tests.rs
@@ -0,0 +1,167 @@
+//! Authorization tests for progress-tracker admin functions
+//! These tests verify that non-admin callers are properly rejected
+
+#![cfg(test)]
+use soroban_sdk::{testutils::Address as _, Address, Env};
+use crate::progress_tracker::{ProgressTracker, ProgressTrackerClient};
+
+fn create_progress_tracker(e: &Env) -> ProgressTrackerClient {
+    ProgressTrackerClient::new(e, &e.register_contract(None, ProgressTracker {}))
+}
+
+#[test]
+fn test_create_course_non_admin_fails() {
+    let e = Env::default();
+    let contract = create_progress_tracker(&e);
+    let non_admin = Address::generate(&e);
+    
+    // Ensure non_admin is not the admin
+    let admin = contract.get_admin();
+    assert_ne!(admin, non_admin);
+    
+    // This should panic with authorization error
+    let result = std::panic::catch_unwind(|| {
+        contract
+            .with_source_account(&non_admin)
+            .create_course(&"course1".into(), &1, &vec![&e, 1u32].into(), &"ipfs_hash".into());
+    });
+    assert!(result.is_err());
+}
+
+#[test]
+fn test_archive_course_non_admin_fails() {
+    let e = Env::default();
+    let contract = create_progress_tracker(&e);
+    let admin = contract.get_admin();
+    let non_admin = Address::generate(&e);
+    
+    // Setup: create a course as admin
+    contract
+        .with_source_account(&admin)
+        .create_course(&"course1".into(), &1, &vec![&e, 1u32].into(), &"ipfs_hash".into());
+    
+    // Non-admin tries to archive
+    let result = std::panic::catch_unwind(|| {
+        contract
+            .with_source_account(&non_admin)
+            .archive_course(&1);
+    });
+    assert!(result.is_err());
+}
+
+#[test]
+fn test_set_course_content_hash_non_admin_fails() {
+    let e = Env::default();
+    let contract = create_progress_tracker(&e);
+    let admin = contract.get_admin();
+    let non_admin = Address::generate(&e);
+    
+    // Setup
+    contract
+        .with_source_account(&admin)
+        .create_course(&"course1".into(), &1, &vec![&e, 1u32].into(), &"ipfs_hash".into());
+    
+    let result = std::panic::catch_unwind(|| {
+        contract
+            .with_source_account(&non_admin)
+            .set_course_content_hash(&1, &"new_hash".into());
+    });
+    assert!(result.is_err());
+}
+
+#[test]
+fn test_set_course_difficulty_non_admin_fails() {
+    let e = Env::default();
+    let contract = create_progress_tracker(&e);
+    let admin = contract.get_admin();
+    let non_admin = Address::generate(&e);
+    
+    // Setup
+    contract
+        .with_source_account(&admin)
+        .create_course(&"course1".into(), &1, &vec![&e, 1u32].into(), &"ipfs_hash".into());
+    
+    let result = std::panic::catch_unwind(|| {
+        contract
+            .with_source_account(&non_admin)
+            .set_course_difficulty(&1, &2);
+    });
+    assert!(result.is_err());
+}
+
+#[test]
+fn test_set_course_tags_non_admin_fails() {
+    let e = Env::default();
+    let contract = create_progress_tracker(&e);
+    let admin = contract.get_admin();
+    let non_admin = Address::generate(&e);
+    
+    // Setup
+    contract
+        .with_source_account(&admin)
+        .create_course(&"course1".into(), &1, &vec![&e, 1u32].into(), &"ipfs_hash".into());
+    
+    let result = std::panic::catch_unwind(|| {
+        contract
+            .with_source_account(&non_admin)
+            .set_course_tags(&1, &vec![&e, "tag1".into()]);
+    });
+    assert!(result.is_err());
+}
+
+#[test]
+fn test_update_course_version_non_admin_fails() {
+    let e = Env::default();
+    let contract = create_progress_tracker(&e);
+    let admin = contract.get_admin();
+    let non_admin = Address::generate(&e);
+    
+    // Setup
+    contract
+        .with_source_account(&admin)
+        .create_course(&"course1".into(), &1, &vec![&e, 1u32].into(), &"ipfs_hash".into());
+    
+    let result = std::panic::catch_unwind(|| {
+        contract
+            .with_source_account(&non_admin)
+            .update_course_version(&1, &2);
+    });
+    assert!(result.is_err());
+}
+
+#[test]
+fn test_set_prerequisites_non_admin_fails() {
+    let e = Env::default();
+    let contract = create_progress_tracker(&e);
+    let admin = contract.get_admin();
+    let non_admin = Address::generate(&e);
+    
+    // Setup
+    contract
+        .with_source_account(&admin)
+        .create_course(&"course1".into(), &1, &vec![&e, 1u32].into(), &"ipfs_hash".into());
+    contract
+        .with_source_account(&admin)
+        .create_course(&"course2".into(), &2, &vec![&e, 1u32].into(), &"ipfs_hash2".into());
+    
+    let result = std::panic::catch_unwind(|| {
+        contract
+            .with_source_account(&non_admin)
+            .set_prerequisites(&2, &vec![&e, 1u32]);
+    });
+    assert!(result.is_err());
+}
+
+#[test]
+fn test_emergency_pause_non_admin_fails() {
+    let e = Env::default();
+    let contract = create_progress_tracker(&e);
+    let non_admin = Address::generate(&e);
+    
+    let result = std::panic::catch_unwind(|| {
+        contract
+            .with_source_account(&non_admin)
+            .emergency_pause(&true);
+    });
+    assert!(result.is_err());
+}
\ No newline at end of file