Certificates are issued by companies that are trusted, and a "web of trust" is set up for multiple sites. But those companies can be attacked by hackers.

这种证书都是由那些被信任的公司颁发的，而且为多个站点建立信任网，可是这类办法信任证书的公司却可以被黑客攻击。

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The program is for beginners and experts alike and can cover how to set up computers, make movies, build Web sites or put together a scrapbook or family newsletter.

这个服务项目对初学者和专家一视同仁，内容包括如何装机、如何制作电影、创建网页、如何整理剪贴本或家庭消息通信。

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Yang has created new programming for TV — including one of the first shows targeting women — and set up sites on the burgeoning Chinese-language Web.

杨澜创办了包括第一批针对女性的栏目在内的新的电视节目，还建立了一个中文站点。

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All three wives have set up Web sites to support their husbands: defendjohnhatley.com, defendjosephmayo.com and supportsgtleahy.com.

CNN: Wives say sergeants are heroes, not criminals

To fool his victims, Cohen reportedly set up 31 dummy companies and Web sites.

FORBES: Mass Marketing

Many Web sites are set up to create a cookie, or unique serial number, on the PC of the person browsing.

CNN: Privacy groups ask FTC to close e-mail loophole