patch: Operation | None = None
    trace: Operation | None = None
    servers: list[Server] | None = None
    parameters: list[Parameter | Reference] | None = None


class SecuritySchemeType(Enum):
    apiKey = "apiKey"
    http = "http"
    oauth2 = "oauth2"
    openIdConnect = "openIdConnect"


class SecurityBase(BaseModelWithConfig):
    type_: SecuritySchemeType = Field(alias="type")

    }

    @Test
    public void test_maskSensitiveValue_withKey() {
        assertEquals("********", SystemUtil.maskSensitiveValue("API_KEY", "abc123"));
        assertEquals("********", SystemUtil.maskSensitiveValue("apikey", "abc123"));
        assertEquals("********", SystemUtil.maskSensitiveValue("PRIVATE_KEY", "-----BEGIN RSA PRIVATE KEY-----"));
    }

    @Test

        // When
        byte[] appKey = Smb3KeyDerivation.dervieApplicationKey(dialect, sessionKey, preauthIntegrity);

        // Then
        assertNotNull(appKey, "Application key should not be null");
        assertEquals(16, appKey.length, "Application key should be 16 bytes");
        assertFalse(Arrays.equals(sessionKey, appKey), "Application key should be different from session key");
    }