![]() That's all you need to do to keep your Mac completely free of any virus, trojan, spyware, keylogger, or other malware. For other software, it's safer to get updates from the developer's site or from the menu item "Check for updates", rather than installing from any notification window that pops up while you're surfing the web. Use Software Update for your Mac software. * Always keep your Mac and application software updated. * For added security, make sure all network, email, financial and other important passwords are long and complex, including upper and lower case letters, numbers and special characters. * Don't open files that you receive from unknown or untrusted sources. * Never let someone else have access to install anything on your Mac. If you're not sure about an app, ask in this forum before installing. * Be careful to only install software from trusted, reputable sites. * Change your DNS servers to OpenDNS servers by reading this (). (This is not to be confused with JavaScript, which you should leave enabled.) Leave this unchecked until you visit a trusted site that requires Java, then re-enable only for your visit to that site. ![]() This will protect you from malware that exploits Java in your browser, including the recent Flashback trojan (). * Uncheck "Enable Java" in Safari > Preferences > Security. * Uncheck "Open "safe" files after downloading" in Safari > Preferences > General * Make sure your built-in Mac firewall is enabled in System Preferences > Security > Firewall Also, Mac OS X Snow Leopard and Lion have anti-malware protection () built in, further reducing the need for 3rd party antivirus apps. The only malware in the wild that can affect Mac OS X is a handful of trojans, which can be easily avoided by practicing safe computing (see below). Macs are not immune to malware, but no true viruses exist in the wild that can run on Mac OS X, and there never have been any since it was released over 10 years ago. It never should have been checked in the first place. Granted, they should have closed the installer when it launched, but unchecking that option in Safari prevents even the installer from launching. What's it going to do, infect your computer by opening a ZIP or DMG? Just don't agree to any installations that randomly appear when you're browsing some shady site, loading plugins on the site.This is how many were caught by the MacDefender malware. Oh, and opening "safe" files after downloading isn't dangerous. The update weighs in at 356 KB and requires OS X Lion without Java installed. With OS X Lion not having Java included by default, users of Apple's latest operating system who have found themselves infected through other means and do not have Java installed can use the new tool to clean their systems without needing to install Java. While the most dangerous method of attack for Flashback exploits a security hole in Java that Apple has now patched, various versions of the malware have also used social engineering and other tricks in attempting to gain access to users' systems. This update is recommended for all OS X Lion users without Java installed. ![]() In some cases, the Flashback malware removal tool may need to restart your computer in order to completely remove the Flashback malware. If the Flashback malware is found, a dialog will be presented notifying the user that malware was removed. This Flashback malware removal tool that will remove the most common variants of the Flashback malware. Following yesterday's release of fresh Java updates to remove the Flashback malware system from Macs running OS X Lion and Snow Leopard, Apple today released a standalone Flashback malware removal tool to clean infections from OS X Lion systems without Java installed. ![]()
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