plugin-default-impl/nacos-default-auth-plugin/src/main/java/com/alibaba/nacos/plugin/auth/impl/configuration/AuthConfigs.java [113:130]:
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    private void refreshPluginProperties() {
        try {
            Map<String, Properties> newProperties = new HashMap<>(1);
            Properties properties = PropertiesUtil.getPropertiesWithPrefix(EnvUtil.getEnvironment(), PREFIX);
            if (properties != null) {
                for (String each : properties.stringPropertyNames()) {
                    int typeIndex = each.indexOf('.');
                    String type = each.substring(0, typeIndex);
                    String subKey = each.substring(typeIndex + 1);
                    newProperties.computeIfAbsent(type, key -> new Properties())
                            .setProperty(subKey, properties.getProperty(each));
                }
            }
            authPluginProperties = newProperties;
        } catch (Exception e) {
            LOGGER.warn("Refresh plugin properties failed ", e);
        }
    }
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core/src/main/java/com/alibaba/nacos/core/auth/NacosServerAuthConfig.java [86:103]:
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    private void refreshPluginProperties() {
        try {
            Map<String, Properties> newProperties = new HashMap<>(1);
            Properties properties = PropertiesUtil.getPropertiesWithPrefix(EnvUtil.getEnvironment(), PREFIX);
            if (properties != null) {
                for (String each : properties.stringPropertyNames()) {
                    int typeIndex = each.indexOf('.');
                    String type = each.substring(0, typeIndex);
                    String subKey = each.substring(typeIndex + 1);
                    newProperties.computeIfAbsent(type, key -> new Properties())
                            .setProperty(subKey, properties.getProperty(each));
                }
            }
            authPluginProperties = newProperties;
        } catch (Exception e) {
            LOGGER.warn("Refresh plugin properties failed ", e);
        }
    }
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