Windows NT 4.0 Service Pack 6 has only recently appeared on Microsoft's Web site, and the company has already released the first post-SP6 hotfix. The 59KB fix (ftp.microsoft.com/bussys/winnt/winnt-public/fixes/usa/nt40/Hotfixes-PostSP6/Security/Rasmanfix/fixrasi.exe) closes a security hole in NT's dial-up networking. Read all the details at www.microsoft.com/security/bulletins/MS99-041faq.asp.