总之，百度首页作为一个综合性的信息服务入口，不仅提供了搜索服务，还展示了各类信息和知识，为用户提供了便捷的信息获取渠道。Marble does this by hiding ("obfuscating") text fragments used in CIA malware from visual inspection. Here is the digital equivallent of the specalized CIA tool to put ha