rt/:$

收购了，很长时间以前了。
Symantec特别爱收购别的公司，迄今为止好像收购了超过25家公司。
诺顿就是被他收购的。

差不多就是他的了，收购了很多年了，至少是10年前收购的，兴许是20年前，我记得不大清楚。

官方网站只找到一部分，以前我看过完整的历史，Symantec1982年成立从82年开始并购了大约25家公司了吧，下面这些是90年以后的大事。
Historical Highlights:


February 2004 ON Technology Corp. Acquisition
December 2003 PowerQuest Corporation Acquisition
October 2003 Safeweb, Inc. Acquisition
August 2002 Riptech, Inc. Acquisition
Recourse Technologies Acquisition
SecurityFocus Acquisition
July 2002 Mountain Wave Acquisition
October 2001 Lindner & Pelc Acquisition
July 2001 Foster-Melliar Acquisition
December 2000 AXENT Technologies Acquisition
February 2000 L-3 Network Security Acquisition
December 1999 ACT! and Visual Café Divestiture
July 1999 URLabs Acquisition
November 1998 Quarterdeck Corporation Acquisition
September 1998 Acquisition of Intel's antivirus business and systems management technology
June 1998 Binary Research Limited (Ghost) Acquisition
May 1998 Acquisition of IBM's antivirus business and immune system technology
November 1995 Delrina (WinFax) Acquisition
June 1994 Central Point Software Acquisition
August 1990 Peter Norton Computing, Inc. Acquisition