Just like Windows OS, operating system The x comes to the pack with a Firewall native, but this is disabled default. Although it is true that Windows is more vulnerable to malware than OS X, enough users want to improve security to this system activating the firewall Inclusion in Pachet.
For those who want to understand better what a firewall, this is a protective screen that permanently monitors Data transmissions made between computer and internet, with the aim of Filra traffic with malicious intentions and certain types of malware that could put in danger User's intimacy and identity. Basically the firewall examines each Data pack of the network passing through Gateway server to determine whether or not it will be sent to the destination. Native firewalls in Windows and The x only blocks the connections from outside, representing rather a barrier in the way cyber attacks which concerns personal computers. Unlike Windows, however, the OS X system has no vulnerabilities in terms of open services to network connections, which is why its firewall is deactivated default. If you still want to Enable Default Firewall in OS X (eg, you may want to install a potential application in the system vulnerable who you do not want to be accessed from the outside; It is also recommended to activate firewall if your Mac is connected directly to the Internet, without using a router or a proxy To create the connection), you can do this by using the instructions below.
How can we activate the native Firewall in OS X?
- open System Preferences and select Security & Privacy
- in tab-ul Firewall, click on iconita that represents an closed lock, then enter user-ul and administration password To be able to make changes in system settings
- After you authenticate as administrator of the system, click on the button Turn On Firewall
- Then click on Firewall Options in order to configure What applications will permission to receive outward connections (internet); You can manually create a list of applications for which to block or allow access to the respective connections, or you can check the option Block all incoming connections (It is advisable to check the option and Automatically allow signed software to receive incoming connections, as the applications with valid signature for accessing the network connections, such as applications in App Store, does not represent a danger)
Note: For the usual MAC OS X user (who does not get used to working remote), the activation of the firewall will not have consequences in the normal functioning of the system.
STEALTH SETTINGS – How to enable in-built firewall in OS X
