Category: 2. Security (220-1002)

A Rainbow Table is a premade set of hashes. Instead of guessing the user’s plain text password, you can just search the premade list of hashes to see if any…

For passwords, people tend to use common words that can be found in the dictionary. Dictionary attacks are a type of brute force attack that make guesses based on common…

Passwords are not stored in plain text in your computer. Instead they are hashed. A hash is a one way cryptographic process, meaning that your plain text is encoded into…

Man in the middle attacks refers to when an attacker is able to sit in the middle of your traffic and is able to see your communication without you knowing….

Applications have unknown vulnerabilities. Good guys and bad guys are working diligently to find what these vulnerabilities are. The good guys will notify the application developer once found, while the…

Denial of Service refers to an attack in which a malicious actor attempts to force a service to fail, usually by overloading it. A Denial of Service (DoS) takes advantage…

Social engineering is dynamic in that malicious actors are constantly changing their tactics in how they extract information from users. Social engineering can take the form of a telephone call,…

Secure DNS services are another method of blocking malware. A DNS service can provide real time domain blocking to prevent a user from visiting a known bad website. If a…

Although your entire network may be surrounded by a firewall, it’s also good to have personal software firewalls to monitor each local computer. Software firewalls can monitor outbound communications, which…

Since many forms of malware are instantiated by user action, it’s important to educate your end users on what malware is and how to avoid it. This education can take…