assertTrue(testBlock.verifySignature(buffer, 0, 100));
        }

        @Test
        @DisplayName("Test verify signature with error code")
        void testVerifySignatureWithErrorCode() {
            testBlock.setDigest(mockDigest);
            testBlock.setErrorCode(1);
            byte[] buffer = new byte[100];

            assertTrue(testBlock.verifySignature(buffer, 0, 100));