Mac Security Tips

Passwords prevent unauthorized access to your computer. Setting login passwords is easy on Mac OS X 10.5 (Leopard) and 10.6 (Snow Leopard). Just follow these step-by-step instructions.

So you've setup your Mac login password and even disabled the guest account. There's still one more set of password tweaks you need to make to secure your new Mac. Here's how to configure the general security settings to take full advantage of your system password.

Mac scareware can be easily removed just by following these 4 easy steps.

Firewalls are must-have protection and Macs are no exception. Regardless of the operating system or hardware you choose, you still need to use a firewall. All versions of Mac OS X include a built-in firewall, but you will need to enable it and make a few tweaks for optimum security. Here's how to configure the firewall on Mac OS X 10.5 (Leopard) and 10.6 (Snow Leopard).

Unless you plan on sharing your MacBook or iMac with random people, there's really no good reason to have an active guest account. Follow these steps to disable the guest login account on Mac OS X 10.5 and 10.6.

By default, Mac OS X hides critical system files and folders. As malware threats against Mac users increase, or simply to assist with troubleshooting, it may be necessary to view hidden files and folders. Here's how to enable hidden file and folder viewing on Mac OS X.

Adobe Flash Player 10.0.45.2 and earlier contains a vulnerability that is exploitable via Adobe Reader and Acrobat. Windows, Macintosh, Linux and Solaris operating systems are all vulnerable to the exploit if Adobe Reader or Acrobat is used.

By default, Safari enables a very unsafe practice: the Safari Web browser will automatically open downloaded files that it deems "safe". Unfortunately, this includes files that can do real harm to your Mac or PC. Here's how to disable this dangerous feature.

Removing malware from a Mac computer often requires ending the active process of the malware first. To quit a process using Activity Monitor in Mac OS X, follow these steps.

Mac malware may load itself as a login startup item, thus manually removing malware on Mac OS X may require deleting that login startup item. Follow these steps to remove unwanted login apps in Mac OS X.

The HOSTS file supersedes DNS for domain name to IP address resolution. Make sure you know what is in your HOSTS file; unwanted entries could be a sign of malware or other malicious intrusion. Here's how to check the HOSTS file on Mac OS X.