diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a077ecb..20e271f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,7 +22,7 @@ jobs:
           toolchain: stable
           override: true
       - name: Download Mbed Crypto
-        run: git clone -b mbedtls-2.27.0 https://github.com/ARMmbed/mbedtls.git
+        run: git clone -b v3.0.0 https://github.com/ARMmbed/mbedtls.git
       - name: armv7-unknown-linux-gnueabihf
         run: |
           rustup target add armv7-unknown-linux-gnueabihf
diff --git a/.travis.yml b/.travis.yml
index 4a8f6b6..8efd388 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,7 +6,7 @@ script:
 # Compile Mbed Crypto for the test application
   - git clone https://github.com/ARMmbed/mbedtls.git
   - pushd mbedtls
-  - git checkout mbedtls-2.27.0
+  - git checkout v3.0.0
   - ./scripts/config.py crypto
   - ./scripts/config.py set MBEDTLS_PSA_CRYPTO_SE_C
   - SHARED=1 make
diff --git a/ci/c-tests/main.c b/ci/c-tests/main.c
index 1e1b28e..9ab1ce9 100644
--- a/ci/c-tests/main.c
+++ b/ci/c-tests/main.c
@@ -53,7 +53,7 @@ int main()
 			             PSA_KEY_LIFETIME_FROM_PERSISTENCE_AND_LOCATION(PSA_KEY_PERSISTENCE_DEFAULT, (psa_key_location_t)0x000001));
 	psa_set_key_usage_flags(&key_pair_attributes, PSA_KEY_USAGE_SIGN_HASH | PSA_KEY_USAGE_VERIFY_HASH);
 	psa_set_key_algorithm(&key_pair_attributes, alg);
-	psa_set_key_type(&key_pair_attributes, PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_CURVE_SECP_R1));
+	psa_set_key_type(&key_pair_attributes, PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_FAMILY_SECP_R1));
 	psa_set_key_bits(&key_pair_attributes, 256U);
 
 	status = psa_generate_key(&key_pair_attributes, &key_pair_handle);
diff --git a/ci/ci.sh b/ci/ci.sh
index 1d16f8f..31688eb 100755
--- a/ci/ci.sh
+++ b/ci/ci.sh
@@ -14,7 +14,7 @@ then
 	git clone https://github.com/ARMmbed/mbedtls.git
 fi
 pushd mbedtls
-git checkout mbedtls-2.27.0
+git checkout v3.0.0
 popd
 
 #################
@@ -32,7 +32,7 @@ fi
 # C Tests #
 ###########
 
-cp /tmp/NVChip .
+cp /tmp/ondisk/NVChip .
 # Start and configure TPM server
 tpm_server &
 sleep 5
diff --git a/src/asymmetric.rs b/src/asymmetric.rs
index b08f56a..37f11c4 100644
--- a/src/asymmetric.rs
+++ b/src/asymmetric.rs
@@ -10,10 +10,10 @@ use psa_crypto::types::algorithm::AsymmetricSignature;
 use std::convert::TryFrom;
 
 pub(super) static METHODS: psa_drv_se_asymmetric_t = psa_drv_se_asymmetric_t {
-    p_sign: Some(p_sign),
-    p_verify: Some(p_verify),
-    p_encrypt: None,
-    p_decrypt: None,
+    private_p_sign: Some(p_sign),
+    private_p_verify: Some(p_verify),
+    private_p_encrypt: None,
+    private_p_decrypt: None,
 };
 
 unsafe extern "C" fn p_sign(
diff --git a/src/key_management.rs b/src/key_management.rs
index 612a75b..565888e 100644
--- a/src/key_management.rs
+++ b/src/key_management.rs
@@ -10,13 +10,13 @@ use psa_crypto::types::key::Attributes;
 use std::convert::TryFrom;
 
 pub(super) static METHODS: psa_drv_se_key_management_t = psa_drv_se_key_management_t {
-    p_allocate: Some(p_allocate),
-    p_validate_slot_number: Some(p_validate_slot_number),
-    p_import: Some(p_import),
-    p_generate: Some(p_generate),
-    p_destroy: Some(p_destroy),
-    p_export: None,
-    p_export_public: Some(p_export_public),
+    private_p_allocate: Some(p_allocate),
+    private_p_validate_slot_number: Some(p_validate_slot_number),
+    private_p_import: Some(p_import),
+    private_p_generate: Some(p_generate),
+    private_p_destroy: Some(p_destroy),
+    private_p_export: None,
+    private_p_export_public: Some(p_export_public),
 };
 
 unsafe extern "C" fn p_allocate(
diff --git a/src/lib.rs b/src/lib.rs
index ef8b52f..b4bf181 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -67,15 +67,15 @@ lazy_static! {
 /// Parsec SE Driver structure
 #[no_mangle]
 pub static mut PARSEC_SE_DRIVER: psa_drv_se_t = psa_drv_se_t {
-    hal_version: 5,
-    persistent_data_size: 0,
-    p_init: Some(p_init),
-    key_management: &key_management::METHODS as *const psa_drv_se_key_management_t,
-    mac: ptr::null(),
-    cipher: ptr::null(),
-    aead: ptr::null(),
-    asymmetric: &asymmetric::METHODS as *const psa_drv_se_asymmetric_t,
-    derivation: ptr::null(),
+    private_hal_version: 5,
+    private_persistent_data_size: 0,
+    private_p_init: Some(p_init),
+    private_key_management: &key_management::METHODS as *const psa_drv_se_key_management_t,
+    private_mac: ptr::null(),
+    private_cipher: ptr::null(),
+    private_aead: ptr::null(),
+    private_asymmetric: &asymmetric::METHODS as *const psa_drv_se_asymmetric_t,
+    private_derivation: ptr::null(),
 };
 
 unsafe extern "C" fn p_init(