XSLT and XML office formats will also bring a lot of hidden data out into the open.

XSLT和XML office格式还将公开大量隐藏数据。

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Although methods for detecting hidden data do exist, they cannot be entirely relied upon, as none is 100 percent effective.

尽管有一些侦测隐藏数据的方法，但它们都不是完全可靠的，没有100%有效的工具。

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In fact, some applications that perform this technique can detect hidden data within a highly reliable degree of confidence.

实际上，有些执行该技术的应用程序可以高度可靠地检测隐藏数据。

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Our health data is held in hundreds or thousands of places we have never heard of because of hidden data flows.

FORBES: Health Care Reform: Let's Not Forget Privacy And Data Security

It appears that the 78% figure is derived from hidden data.

FORBES: PhRMA Is Not Effective in Improving the Image of the Pharma Industry

Worryingly, he said, most people, 68% of those questioned, did not know about this hidden data or that it revealed who had written a document and what earlier drafts looked like.

BBC: NEWS | Technology | Document deluge threatens firms