Testing Malicious URL links

We all receive emails with URL links in them. It has become increasingly impossible to tell if a URL link is malicious or not. I will introduce some tools and techniques to make sure you understand how to test URL links for yourself. I will be using three different tools, VirusTotal, Any.Run, and URLScan.io. WARNING:Continue reading “Testing Malicious URL links”

The Importance of Patch Tuesday

Today Microsoft released an incredibly important KB5004237 & KB5004245 cumulative updates to all computers. It resolved nine 0-day vulnerabilities, of which 4 are actively being exploited. According to BleepingComputer.com The five publicly disclosed, but not exploited, zero-day vulnerabilities are: CVE-2021-34492 – Windows Certificate Spoofing Vulnerability CVE-2021-34523 – Microsoft Exchange Server Elevation of Privilege Vulnerability CVE-2021-34473Continue reading “The Importance of Patch Tuesday”

Security Onion install for Ubuntu 18.04LTS

After getting frustrated with CentOS7 and the included Security Onion ISO, I decided to go to my favorite Linux Distro – Ubuntu Server 18.04LTS.  What a beautiful operating system. First and foremost, you will want to make sure you have the basic things you will need: ESXi or any other HyperVisor Linux Ubuntu Server 18.04LTSContinue reading “Security Onion install for Ubuntu 18.04LTS”