Category: 2. Security (220-1002)

The NTFS file system allows for granular control so that you to set permissions on files and folders. These permissions set who can view, edit, or administer the files. Directory…

Passwords alone may not be enough to secure your system. For extra security, you would use multifactor authentication (MFA). Multifactor authentication is a combination of two or more of the…

User Authentication When logging into a system, you will usually have a unique identifier. In Windows, this identifier is called the Security Identifier (SID). Additionally, the user will need to…

You can have personal firewalls (aka host based firewalls). These are software based and usually come included with the operating system. Windows Defender Firewall is an example of a personal…

Antivirus/anti-malware software should always be running on the computer to help ensure that your computer is protected. The antivirus/anti-malware should always be up to date. In a large organization, this…

MAC stands for Media Access Control. A MAC Address is a unique identifier that is assigned to every Network Interface Card (NIC). A MAC address is composed of 6 octets….

Port security refers to locking down the interfaces on switches and routers to prevent unauthorized users and devices from plugging in. Switches can be capable of sending an alert or…

MDM stands for Mobile Device Management. An MDM can be used to control and keep track of mobile devices such as cell phones. MDM policies can be applied to company…

Software tokens often take the form of mobile applications that are loaded onto a mobile device such as a smartphone. The software tokens are pseudo random number generators. The software…