Don’t be “THAT” Guy Vol.2: Call Fraud

[Pierre_3CX]

This blog post is the second of a series discussing the latest call fraud and hacking schemes we have observed. We spoke previously about the use of weak credentials in Don’t be “THAT” guy Vol.1. We will now focus on the juicy part that they are typically after: “free” calling through your SIP trunks.

What\'s the Hacker\'s Ulti...​

Continue reading the Original Blog Post.​