May 08, 2006 (Computerworld) — Just because you use a Mac, don’t think you’re any more secure than a Wintel user.

A sharp increase in the number of flaws discovered in Mac OS X suggests that the operating system from Apple Computer Inc. may soon be every bit as prone to malicious attacks as Windows, according to a report released last week by the SANS Institute, a Bethesda, Md.-based training and research firm.

Mac OS X is still safer than Windows because its smaller installed base makes it a less attractive target for hackers. But the number of flaws discovered in OS X is leaving its reputation as a secure alternative to Windows “in tatters,” according to the SANS semiannual update to its list of top Internet vulnerabilities.

Read more: Study Finds Sharp Rise in Mac OS X Flaws