A Trojan is a virus that requires the user to execute it, and it usually "disguises" itself as a legitimate program in order to accomplish this.

木马则是需要用户执行它们的病毒，因此它们需要把自己装扮成合法的程序以达到目的。

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In of all kinds and baleful code, Trojan virus most "evil", occupy 39%.

在各类恶意代码中，木马病毒最“恶”，占39%。

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In order to prevent the Trojan invasion, the computer to install and update anti-virus software upgrade, not open the unknown email, no computer access to the internet.

为防止木马侵入，计算机要安装杀毒软件并及时更新升级，不随意打开不明电子邮件，严禁将涉密计算机接入互联网。

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F-Secure also offers protection against the Palm OS Phage.963 virus and the Palm Liberty Trojan, both of which have come to the public's attention.

CNN: Company scans for viruses targeting PDAs, WAP devices

Last week, a Russian security company reported that as many as 600, 000 Macs, most of them in the United States and Canada, had been infected by Flashback, a Trojan horse virus that infiltrates computers, secretly giving someone else remote access to them.

CNN: Apple: Update will fix Mac 'Flashback' virus

Once launched, the virus is designed to install a Trojan horse or backdoor program, and allow investigators to record everything typed into that machine, thereby getting around encryption and passwords.

CNN: Top Technology Stories for 2001