Mac Security & Parental Controls

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How to Protect Your Mac OS X Snow Leopard’s Files

The Info dialog on Mac OS X Snow Leopard gives you the chance to protect your files and folders by locking them. Locking prevents accidental deletion or editing. By locking a file, you allow it to be opened [more…]

How to Change Snow Leopard’s Accounts Preferences

Mac’s System Preferences pane, which you access by clicking the gear icon on the Dock, lets you manage your Accounts. Each user on your system has an entry in the Accounts list. The panes and settings [more…]

How to Make Mac OS X Snow Leopard Safer for Children

Snow Leopard offers parental controls designed to make your child’s computer experience safer, but it also offers the Simple Finder that gives you even more control over what various users on your system [more…]

How to Use Snow Leopard’s FileVault to Protect Your Privacy

Snow Leopard offers a feature called FileVault, which helps you protect the privacy of your Mac files. FileVault provides Home folder encryption that prevents just about anyone except the NSA or FBI from [more…]

How to Set Mac OS X Snow Leopard File Permissions

Mac OS X Snow Leopard lets you set permissions on files you own that determine who can access those files. The combination of privileges, ownership, and group determines who can do what with the file. [more…]

How to Use Mac OS X Snow Leopard’s Built-in Firewall

Mac OS X Snow Leopard has a built-in firewall that plays the role of security guard, blocking or denying certain network traffic. That’s all well and good, but you must be careful to set up your firewall [more…]

How to Change Security Preferences in Mac OS X Snow Leopard

Changing the Security preferences for Mac OS X Snow Leopard is easy. You have options to use a firewall, enable the FileVault, and more. To access security preferences, open the System Preferences by clicking [more…]

Port Numbers Used by Lion Server Services

Each Lion Server service has a standard port associated with it. For example, the default port for IMAP e-mail is TCP port 143. When used with SSL encryption, the default IMAP port is TCP 993. Some services [more…]

How to Configure Apple Wireless Router’s Firewall from Lion’s Server App

Lion Server has some special features for Apple’s wireless Internet routers, Apple’s AirPort Extreme Base Station and Time Capsule. In the Server app, you can configure the router’s firewall and add extra [more…]

How to Enable the Firewall in Lion Server

You use Server Admin to configure a firewall on Lion Server. Using Server Admin to configure a firewall is actually easy. You can click to select services to allow through the firewall, as well as add [more…]

How to Allow Services through Lion Server’s Firewall

Server Admin lets you set which services you want to allow through the Lion Server firewall by selecting them from a list. The list of services is much larger in Server Admin. If your service isn’t in [more…]

How to Customize Lion Server’s Firewall Rules

If you want to get into deep firewall-configuration territory, you can use the Advanced tab of Firewall Settings in Lion Server to create your own rules that describe what to do with incoming network traffic [more…]

How to Create IP Address Groups to Use in Lion Server’s Firewall

An address group in Lion Server can be a single IP address, such as for a device or server, and it can also be a range of addresses designated by an address and subnet mask. An address group can have multiple [more…]

How to Host Network Address Translation (NAT) on Lion Server

If you’re not using network address translation (NAT) on another device to connect your network to the Internet, you can run it on Lion Server in conjunction with Lion Server’s firewall. You use Server [more…]

How to Assign an SSL Certificate to a Lion Server Service

In Lion Server, you won’t see check boxes for SSL in the configuration screens for user services. Instead, you enable SSL for a service simply by assigning an SSL certificate. [more…]

How to Create an SSL Certificate in Lion Server

You can use SSL certificates with Address Book, web, e-mail, iCal, and iChat services in Lion Server to encrypt data sent between clients and the server. To create an SSL Certificate signed by a trusted [more…]

How to Become a Certificate Authority Using Lion Server

You may want to set up your Lion Server to act as a certificate authority, with the ability to sign certificates created elsewhere in the organization. Use the Keychain Access to create a certificate authority [more…]

Virtual Private Network Basics for Lion Server

If you set up Lion Server as a private server (with a .private domain name), not serving to the Internet, a VPN is one way for users outside the building to privately connect to your hosted websites, wikis [more…]

How to Get Your Lion Server Network Ready for VPN

If Lion Server is set up as a private server, a VPN is one way for users outside the building to privately connect to your hosted websites, wikis, and other services. For your users to access the local [more…]

How to Configure VPN in Lion Server

The Server app in Lion Server automates the configuration of a VPN service, but doesn’t give you many options. The Server app allows you to easily do four things: [more…]

How to Configure Lion Server VPN Clients

Mac, Windows, Linux, and iOS devices can all connect to your network through Lion Server’s VPN. Mac OS X clients and iOS devices can take advantage of Profile Manager for getting VPN configuration information [more…]

Virus Protection for Your Lion Server and Clients

Lion Server has a few built in anti-virus tools, but if you want to ensure full and complete protection for your Lion Server and its clients, you might try [more…]

5 Easy Ways to Secure Your Mac

There are many ways you can secure the files and personal data you store on your Mac. It’s a good idea to learn how to secure your Mac data, because as you’ll find, no one method works in every situation [more…]

Tips for Locking Down Your Mac

Most people lock their cars and house doors when they’re away, and your Mac should be no exception to this practice. To protect your Mac physically, you can get a security cable that wraps around an immovable [more…]

Tips for Setting Strong Passwords on Your Mac

Before you can ever use your Mac, you must configure it by creating an account name and password — an account on your Mac, not to be confused with your Apple ID. The Setup Wizard walks you through this [more…]


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