Top 10 free ways to secure your Mac
Nothing new, but always good to be remembered ;-)
- Turn off Java in Safari
- Keep Mac OS X up-to-date
- Turn off automatic login
- Use strong passwords
- Turn on OS X’s Firewall
- Turn off “Open safe files…”
- Turn off unnecessary Sharing services
- Turn off unnecessary Sharing services
- Download and use antivirus software
- Download from trusted sources only
http://fairerplatform.com/2012/04/top-10-ways-to-secure-your-mac/