Well, you know what else can expose you to spam and hacking?

那么，你知道还有什么可以让你暴露于垃圾邮件和黑客攻击？

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Most search engines will devalue pages with such messages, or with links to sites associated with spam, which means that spam can reduce your search engine optimization.

大多数搜索引擎都会将带有这类消息或提供与这类垃圾信息相关的站点链接的页面减值，这就意味着垃圾信息能减少搜索引擎的优化处理。

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By creating a set fingerprint for the basic structure of the E-mail, you can identify it as spam.

通过为电子邮件的基本结构创建一组指纹，您可以将其识别为垃圾邮件。

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The CAN-SPAM Act, which is enforced by the Federal Trade Commission, established our first national standards for sending electronic mail.

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Most retailers and marketers were complying with legislation under CAN-Spam which allowed consumers to opt out of future mailings, it said.

BBC: NEWS | Technology | US 'winning war' on e-mail spam

In 2003, Congress solved the problem of spam email with the CAN-SPAM Act, which authorized Federal Trade Commission lawsuits against chronic spammers.

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