恰在Communicator 4.5 beta版发布的关键时候,Netscape通信公司还在着手修补一个严重的安全漏洞,这个漏洞影响着该公司某些版本的网络浏览器。普林斯顿大学SIP小组发现了这个缺陷,并提请Netscape重视。由于这个缺陷,恶意的Java applet可以禁止浏览器的安全控制,使得用户的计算机在Internet上的攻击面前毫无抵抗能力。SIP表示,潜在的后果极其严重。一旦有人渗透了浏览器的安全屏障,一切 Just as the Communicator 4.5 beta was released, Netscape Communications was also working on a serious security hole that affected some versions of the company’s web browser. The Princeton University SIP team uncovered this flaw and drew Netscape’s attention. Due to this flaw, the malicious Java applet can forbid the browser’s security control, making the user’s computer have no resistance in front of the Internet attack. SIP said the potential consequences are extremely serious. Once someone has infiltrated the browser’s security barrier, everything