构建安全的信息系统:中小企业如何低成本实现防护?中小企业低成本信息安全防护策略解析
Building a Secure Information System: How can Small and Medium-sized Enterprises Achieve Protection at Low Cost? Analysis of Low-Cost Information Security Protection Strategies for Small and Medium-sized Enterprises
以上为机器翻译结果，长、整句建议使用 人工翻译 。