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2012年3月17日星期六

How does BlackBerry Bold Put a sentry on duty ?

The virtual world isn’t exempt from general human nastiness; in fact, every day a battle is fought between those trying to attack a system and those trying to protect it.

A computer connected to the Internet faces an extra risk of being cracked by a hacker or infected by a virus. (Viruses try to replicate themselves and generally bug you.)

Fortunately, security is a BlackBerry strong point. Viruses often come as e-mail attachments. However, BlackBerry supports very few file types out of the box (mostly images and documents). You won’t face threats from e-mails with these attachments. And in an enterprise environment, the data that you send to or get from the PDA is encrypted (coded) to prevent snooping.

RIM also has a Signature process for application developers that forces developers to identify themselves and their programs if they’re developing any applications for the BlackBerry that need to integrate with either BlackBerry core applications or the OS.

Remember the I love you and Anna Kournikova viruses? These are virtual evils transmitted through e-mail, scripts, or sets of instructions in the e-mail body or attachment that can be executed either by the host e-mail program — or, in the case of an attachment, by the program associated with the attached file. Fortunately, BlackBerry’s Messages doesn’t support scripting languages. BlackBerry’s viewer for such files doesn’t support scripting either, so you won’t be facing threats from e-mails having these attachments.

The security measures that RIM implemented on the BlackBerry platform have gained the trust of the U.S. government as well as many of the Forbes Top 500 enterprises in the financial and health industries.

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