Series: Comptia A+ (Plus) 220-1002 Series

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…

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…

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…

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…

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…

VPN stands for Virtual Private Network. VPNs are used for end users to create a secure tunnel between their device and the corporate network. The security is created by encrypting…

DLP stands for Data Loss Prevention. You wouldn’t want sensitive information, such as social security numbers, credit card numbers, health records, etc. to be easily transferred across or out of…

Access Control Lists, also known as ACLs, are used to allow or block traffic. ACLs can also be used to identify what traffic needs to have NAT performed on or…

With Smart Card security, a user must have a physical card that provides access. Computers may come with smart card slots where users can enter their smart card for validation….