diff --git a/tests/scripts/generate_psa_tests.py b/tests/scripts/generate_psa_tests.py
index 89f8ce1..b9a282f 100755
--- a/tests/scripts/generate_psa_tests.py
+++ b/tests/scripts/generate_psa_tests.py
@@ -441,51 +441,41 @@
                 continue
             yield self.key_for_lifetime(lifetime)
 
-    def keys_for_usage_flags(
+    def key_for_usage_flags(
             self,
             usage_flags: List[str],
             short: Optional[str] = None,
-            test_implicit_usage: Optional[bool] = False
-    ) -> Iterator[StorageTestData]:
+            test_implicit_usage: Optional[bool] = True
+    ) -> StorageTestData:
         """Construct a test key for the given key usage."""
         usage = ' | '.join(usage_flags) if usage_flags else '0'
         if short is None:
             short = re.sub(r'\bPSA_KEY_USAGE_', r'', usage)
-        extra_desc = ' with implication' if test_implicit_usage else ''
+        extra_desc = ' without implication' if test_implicit_usage else ''
         description = 'usage' + extra_desc + ': ' + short
         key1 = StorageTestData(version=self.version,
                                id=1, lifetime=0x00000001,
                                type='PSA_KEY_TYPE_RAW_DATA', bits=8,
                                expected_usage=usage,
+                               without_implicit_usage=not test_implicit_usage,
                                usage=usage, alg=0, alg2=0,
                                material=b'K',
                                description=description)
-        yield key1
-
-        if test_implicit_usage:
-            description = 'usage without implication' + ': ' + short
-            key2 = StorageTestData(version=self.version,
-                                   id=1, lifetime=0x00000001,
-                                   type='PSA_KEY_TYPE_RAW_DATA', bits=8,
-                                   without_implicit_usage=True,
-                                   usage=usage, alg=0, alg2=0,
-                                   material=b'K',
-                                   description=description)
-            yield key2
+        return key1
 
     def generate_keys_for_usage_flags(self, **kwargs) -> Iterator[StorageTestData]:
         """Generate test keys covering usage flags."""
         known_flags = sorted(self.constructors.key_usage_flags)
-        yield from self.keys_for_usage_flags(['0'], **kwargs)
+        yield self.key_for_usage_flags(['0'], **kwargs)
         for usage_flag in known_flags:
-            yield from self.keys_for_usage_flags([usage_flag], **kwargs)
+            yield self.key_for_usage_flags([usage_flag], **kwargs)
         for flag1, flag2 in zip(known_flags,
                                 known_flags[1:] + [known_flags[0]]):
-            yield from self.keys_for_usage_flags([flag1, flag2], **kwargs)
+            yield self.key_for_usage_flags([flag1, flag2], **kwargs)
 
     def generate_key_for_all_usage_flags(self) -> Iterator[StorageTestData]:
         known_flags = sorted(self.constructors.key_usage_flags)
-        yield from self.keys_for_usage_flags(known_flags, short='all known')
+        yield self.key_for_usage_flags(known_flags, short='all known')
 
     def all_keys_for_usage_flags(self) -> Iterator[StorageTestData]:
         yield from self.generate_keys_for_usage_flags()
@@ -591,8 +581,8 @@
 
     def all_keys_for_usage_flags(self) -> Iterator[StorageTestData]:
         """Generate test keys covering usage flags."""
-        yield from self.generate_keys_for_usage_flags(test_implicit_usage=True)
-        yield from self.generate_key_for_all_usage_flags()
+        yield from super().all_keys_for_usage_flags()
+        yield from self.generate_keys_for_usage_flags(test_implicit_usage=False)
 
     def keys_for_implicit_usage(
             self,
diff --git a/tests/suites/test_suite_psa_crypto_storage_format.current.data b/tests/suites/test_suite_psa_crypto_storage_format.current.data
index 737b4a7..b6475e9 100644
--- a/tests/suites/test_suite_psa_crypto_storage_format.current.data
+++ b/tests/suites/test_suite_psa_crypto_storage_format.current.data
@@ -16,83 +16,83 @@
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:PSA_KEY_LIFETIME_PERSISTENT:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_EXPORT:0x0000:0x0000:"4c":"505341004b455900000000000100000001100800010000000000000000000000010000004c"
 
-PSA storage save: usage: 0
+PSA storage save: usage without implication: 0
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:0x0001:PSA_KEY_TYPE_RAW_DATA:8:0:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800000000000000000000000000010000004b"
 
-PSA storage save: usage: COPY
+PSA storage save: usage without implication: COPY
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_COPY:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800020000000000000000000000010000004b"
 
-PSA storage save: usage: DECRYPT
+PSA storage save: usage without implication: DECRYPT
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_DECRYPT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800000200000000000000000000010000004b"
 
-PSA storage save: usage: DERIVE
+PSA storage save: usage without implication: DERIVE
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_DERIVE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800004000000000000000000000010000004b"
 
-PSA storage save: usage: ENCRYPT
+PSA storage save: usage without implication: ENCRYPT
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_ENCRYPT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800000100000000000000000000010000004b"
 
-PSA storage save: usage: EXPORT
+PSA storage save: usage without implication: EXPORT
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_EXPORT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800010000000000000000000000010000004b"
 
-PSA storage save: usage: SIGN_HASH
+PSA storage save: usage without implication: SIGN_HASH
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_SIGN_HASH:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800001400000000000000000000010000004b"
 
-PSA storage save: usage: SIGN_MESSAGE
+PSA storage save: usage without implication: SIGN_MESSAGE
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_SIGN_MESSAGE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800000400000000000000000000010000004b"
 
-PSA storage save: usage: VERIFY_HASH
+PSA storage save: usage without implication: VERIFY_HASH
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_VERIFY_HASH:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800002800000000000000000000010000004b"
 
-PSA storage save: usage: VERIFY_MESSAGE
+PSA storage save: usage without implication: VERIFY_MESSAGE
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_VERIFY_MESSAGE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800000800000000000000000000010000004b"
 
-PSA storage save: usage: COPY | DECRYPT
+PSA storage save: usage without implication: COPY | DECRYPT
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_COPY | PSA_KEY_USAGE_DECRYPT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800020200000000000000000000010000004b"
 
-PSA storage save: usage: DECRYPT | DERIVE
+PSA storage save: usage without implication: DECRYPT | DERIVE
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_DECRYPT | PSA_KEY_USAGE_DERIVE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800004200000000000000000000010000004b"
 
-PSA storage save: usage: DERIVE | ENCRYPT
+PSA storage save: usage without implication: DERIVE | ENCRYPT
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_DERIVE | PSA_KEY_USAGE_ENCRYPT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800004100000000000000000000010000004b"
 
-PSA storage save: usage: ENCRYPT | EXPORT
+PSA storage save: usage without implication: ENCRYPT | EXPORT
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_ENCRYPT | PSA_KEY_USAGE_EXPORT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800010100000000000000000000010000004b"
 
-PSA storage save: usage: EXPORT | SIGN_HASH
+PSA storage save: usage without implication: EXPORT | SIGN_HASH
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_EXPORT | PSA_KEY_USAGE_SIGN_HASH:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800011400000000000000000000010000004b"
 
-PSA storage save: usage: SIGN_HASH | SIGN_MESSAGE
+PSA storage save: usage without implication: SIGN_HASH | SIGN_MESSAGE
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_SIGN_HASH | PSA_KEY_USAGE_SIGN_MESSAGE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800001400000000000000000000010000004b"
 
-PSA storage save: usage: SIGN_MESSAGE | VERIFY_HASH
+PSA storage save: usage without implication: SIGN_MESSAGE | VERIFY_HASH
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_SIGN_MESSAGE | PSA_KEY_USAGE_VERIFY_HASH:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800002c00000000000000000000010000004b"
 
-PSA storage save: usage: VERIFY_HASH | VERIFY_MESSAGE
+PSA storage save: usage without implication: VERIFY_HASH | VERIFY_MESSAGE
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_VERIFY_HASH | PSA_KEY_USAGE_VERIFY_MESSAGE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800002800000000000000000000010000004b"
 
-PSA storage save: usage: VERIFY_MESSAGE | COPY
+PSA storage save: usage without implication: VERIFY_MESSAGE | COPY
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_VERIFY_MESSAGE | PSA_KEY_USAGE_COPY:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800020800000000000000000000010000004b"
 
-PSA storage save: usage: all known
+PSA storage save: usage without implication: all known
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_save:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_COPY | PSA_KEY_USAGE_DECRYPT | PSA_KEY_USAGE_DERIVE | PSA_KEY_USAGE_ENCRYPT | PSA_KEY_USAGE_EXPORT | PSA_KEY_USAGE_SIGN_HASH | PSA_KEY_USAGE_SIGN_MESSAGE | PSA_KEY_USAGE_VERIFY_HASH | PSA_KEY_USAGE_VERIFY_MESSAGE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800037f00000000000000000000010000004b"
 
diff --git a/tests/suites/test_suite_psa_crypto_storage_format.v0.data b/tests/suites/test_suite_psa_crypto_storage_format.v0.data
index c6be0a9..a6e7f88 100644
--- a/tests/suites/test_suite_psa_crypto_storage_format.v0.data
+++ b/tests/suites/test_suite_psa_crypto_storage_format.v0.data
@@ -20,162 +20,162 @@
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_read:PSA_KEY_LIFETIME_PERSISTENT:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_EXPORT:0x0000:0x0000:"4c":"505341004b455900000000000100000001100800010000000000000000000000010000004c":0
 
-PSA storage read: usage with implication: 0
-depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:0:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800000000000000000000000000010000004b":0
-
 PSA storage read: usage without implication: 0
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:0:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800000000000000000000000000010000004b":0
 
-PSA storage read: usage with implication: COPY
-depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_COPY:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800020000000000000000000000010000004b":0
-
 PSA storage read: usage without implication: COPY
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_COPY:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800020000000000000000000000010000004b":0
 
-PSA storage read: usage with implication: DECRYPT
-depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_DECRYPT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800000200000000000000000000010000004b":0
-
 PSA storage read: usage without implication: DECRYPT
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_DECRYPT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800000200000000000000000000010000004b":0
 
-PSA storage read: usage with implication: DERIVE
-depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_DERIVE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800004000000000000000000000010000004b":0
-
 PSA storage read: usage without implication: DERIVE
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_DERIVE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800004000000000000000000000010000004b":0
 
-PSA storage read: usage with implication: ENCRYPT
-depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_ENCRYPT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800000100000000000000000000010000004b":0
-
 PSA storage read: usage without implication: ENCRYPT
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_ENCRYPT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800000100000000000000000000010000004b":0
 
-PSA storage read: usage with implication: EXPORT
-depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_EXPORT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800010000000000000000000000010000004b":0
-
 PSA storage read: usage without implication: EXPORT
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_EXPORT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800010000000000000000000000010000004b":0
 
-PSA storage read: usage with implication: SIGN_HASH
-depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_SIGN_HASH:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800001400000000000000000000010000004b":0
-
 PSA storage read: usage without implication: SIGN_HASH
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_SIGN_HASH:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800001000000000000000000000010000004b":0
-
-PSA storage read: usage with implication: SIGN_MESSAGE
-depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_SIGN_MESSAGE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800000400000000000000000000010000004b":0
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_SIGN_HASH:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800001400000000000000000000010000004b":0
 
 PSA storage read: usage without implication: SIGN_MESSAGE
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_SIGN_MESSAGE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800000400000000000000000000010000004b":0
 
-PSA storage read: usage with implication: VERIFY_HASH
-depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_VERIFY_HASH:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800002800000000000000000000010000004b":0
-
 PSA storage read: usage without implication: VERIFY_HASH
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_VERIFY_HASH:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800002000000000000000000000010000004b":0
-
-PSA storage read: usage with implication: VERIFY_MESSAGE
-depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_VERIFY_MESSAGE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800000800000000000000000000010000004b":0
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_VERIFY_HASH:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800002800000000000000000000010000004b":0
 
 PSA storage read: usage without implication: VERIFY_MESSAGE
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_VERIFY_MESSAGE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800000800000000000000000000010000004b":0
 
-PSA storage read: usage with implication: COPY | DECRYPT
-depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_COPY | PSA_KEY_USAGE_DECRYPT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800020200000000000000000000010000004b":0
-
 PSA storage read: usage without implication: COPY | DECRYPT
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_COPY | PSA_KEY_USAGE_DECRYPT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800020200000000000000000000010000004b":0
 
-PSA storage read: usage with implication: DECRYPT | DERIVE
-depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_DECRYPT | PSA_KEY_USAGE_DERIVE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800004200000000000000000000010000004b":0
-
 PSA storage read: usage without implication: DECRYPT | DERIVE
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_DECRYPT | PSA_KEY_USAGE_DERIVE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800004200000000000000000000010000004b":0
 
-PSA storage read: usage with implication: DERIVE | ENCRYPT
-depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_DERIVE | PSA_KEY_USAGE_ENCRYPT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800004100000000000000000000010000004b":0
-
 PSA storage read: usage without implication: DERIVE | ENCRYPT
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_DERIVE | PSA_KEY_USAGE_ENCRYPT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800004100000000000000000000010000004b":0
 
-PSA storage read: usage with implication: ENCRYPT | EXPORT
-depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_ENCRYPT | PSA_KEY_USAGE_EXPORT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800010100000000000000000000010000004b":0
-
 PSA storage read: usage without implication: ENCRYPT | EXPORT
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_ENCRYPT | PSA_KEY_USAGE_EXPORT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800010100000000000000000000010000004b":0
 
-PSA storage read: usage with implication: EXPORT | SIGN_HASH
-depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_EXPORT | PSA_KEY_USAGE_SIGN_HASH:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800011400000000000000000000010000004b":0
-
 PSA storage read: usage without implication: EXPORT | SIGN_HASH
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_EXPORT | PSA_KEY_USAGE_SIGN_HASH:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800011000000000000000000000010000004b":0
-
-PSA storage read: usage with implication: SIGN_HASH | SIGN_MESSAGE
-depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_SIGN_HASH | PSA_KEY_USAGE_SIGN_MESSAGE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800001400000000000000000000010000004b":0
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_EXPORT | PSA_KEY_USAGE_SIGN_HASH:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800011400000000000000000000010000004b":0
 
 PSA storage read: usage without implication: SIGN_HASH | SIGN_MESSAGE
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_SIGN_HASH | PSA_KEY_USAGE_SIGN_MESSAGE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800001400000000000000000000010000004b":0
 
-PSA storage read: usage with implication: SIGN_MESSAGE | VERIFY_HASH
-depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_SIGN_MESSAGE | PSA_KEY_USAGE_VERIFY_HASH:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800002c00000000000000000000010000004b":0
-
 PSA storage read: usage without implication: SIGN_MESSAGE | VERIFY_HASH
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_SIGN_MESSAGE | PSA_KEY_USAGE_VERIFY_HASH:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800002400000000000000000000010000004b":0
-
-PSA storage read: usage with implication: VERIFY_HASH | VERIFY_MESSAGE
-depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_VERIFY_HASH | PSA_KEY_USAGE_VERIFY_MESSAGE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800002800000000000000000000010000004b":0
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_SIGN_MESSAGE | PSA_KEY_USAGE_VERIFY_HASH:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800002c00000000000000000000010000004b":0
 
 PSA storage read: usage without implication: VERIFY_HASH | VERIFY_MESSAGE
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_VERIFY_HASH | PSA_KEY_USAGE_VERIFY_MESSAGE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800002800000000000000000000010000004b":0
 
-PSA storage read: usage with implication: VERIFY_MESSAGE | COPY
-depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
-key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_VERIFY_MESSAGE | PSA_KEY_USAGE_COPY:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800020800000000000000000000010000004b":0
-
 PSA storage read: usage without implication: VERIFY_MESSAGE | COPY
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_VERIFY_MESSAGE | PSA_KEY_USAGE_COPY:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800020800000000000000000000010000004b":0
 
-PSA storage read: usage: all known
+PSA storage read: usage without implication: all known
 depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
 key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_COPY | PSA_KEY_USAGE_DECRYPT | PSA_KEY_USAGE_DERIVE | PSA_KEY_USAGE_ENCRYPT | PSA_KEY_USAGE_EXPORT | PSA_KEY_USAGE_SIGN_HASH | PSA_KEY_USAGE_SIGN_MESSAGE | PSA_KEY_USAGE_VERIFY_HASH | PSA_KEY_USAGE_VERIFY_MESSAGE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800037f00000000000000000000010000004b":0
 
+PSA storage read: usage: 0
+depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:0:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800000000000000000000000000010000004b":0
+
+PSA storage read: usage: COPY
+depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_COPY:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800020000000000000000000000010000004b":0
+
+PSA storage read: usage: DECRYPT
+depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_DECRYPT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800000200000000000000000000010000004b":0
+
+PSA storage read: usage: DERIVE
+depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_DERIVE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800004000000000000000000000010000004b":0
+
+PSA storage read: usage: ENCRYPT
+depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_ENCRYPT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800000100000000000000000000010000004b":0
+
+PSA storage read: usage: EXPORT
+depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_EXPORT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800010000000000000000000000010000004b":0
+
+PSA storage read: usage: SIGN_HASH
+depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_SIGN_HASH:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800001000000000000000000000010000004b":0
+
+PSA storage read: usage: SIGN_MESSAGE
+depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_SIGN_MESSAGE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800000400000000000000000000010000004b":0
+
+PSA storage read: usage: VERIFY_HASH
+depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_VERIFY_HASH:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800002000000000000000000000010000004b":0
+
+PSA storage read: usage: VERIFY_MESSAGE
+depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_VERIFY_MESSAGE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800000800000000000000000000010000004b":0
+
+PSA storage read: usage: COPY | DECRYPT
+depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_COPY | PSA_KEY_USAGE_DECRYPT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800020200000000000000000000010000004b":0
+
+PSA storage read: usage: DECRYPT | DERIVE
+depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_DECRYPT | PSA_KEY_USAGE_DERIVE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800004200000000000000000000010000004b":0
+
+PSA storage read: usage: DERIVE | ENCRYPT
+depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_DERIVE | PSA_KEY_USAGE_ENCRYPT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800004100000000000000000000010000004b":0
+
+PSA storage read: usage: ENCRYPT | EXPORT
+depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_ENCRYPT | PSA_KEY_USAGE_EXPORT:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800010100000000000000000000010000004b":0
+
+PSA storage read: usage: EXPORT | SIGN_HASH
+depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_EXPORT | PSA_KEY_USAGE_SIGN_HASH:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800011000000000000000000000010000004b":0
+
+PSA storage read: usage: SIGN_HASH | SIGN_MESSAGE
+depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_SIGN_HASH | PSA_KEY_USAGE_SIGN_MESSAGE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800001400000000000000000000010000004b":0
+
+PSA storage read: usage: SIGN_MESSAGE | VERIFY_HASH
+depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_SIGN_MESSAGE | PSA_KEY_USAGE_VERIFY_HASH:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800002400000000000000000000010000004b":0
+
+PSA storage read: usage: VERIFY_HASH | VERIFY_MESSAGE
+depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_VERIFY_HASH | PSA_KEY_USAGE_VERIFY_MESSAGE:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800002800000000000000000000010000004b":0
+
+PSA storage read: usage: VERIFY_MESSAGE | COPY
+depends_on:PSA_WANT_KEY_TYPE_RAW_DATA
+key_storage_read:0x0001:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_VERIFY_MESSAGE | PSA_KEY_USAGE_COPY:0x0000:0x0000:"4b":"505341004b455900000000000100000001100800020800000000000000000000010000004b":0
+
 PSA storage read: type: AES 128-bit
 depends_on:PSA_WANT_KEY_TYPE_AES
 key_storage_read:0x0001:PSA_KEY_TYPE_AES:128:PSA_KEY_USAGE_EXPORT:0x0000:0x0000:"48657265006973206b6579a064617461":"505341004b4559000000000001000000002480000100000000000000000000001000000048657265006973206b6579a064617461":TEST_FLAG_EXERCISE