Author Archive

Brianna O'Shea

Brianna O'Shea is a lecturer, ethical hacking and defense, at Edith Cowan University.

Holding the world to ransom: The top 5 most dangerous criminal organizations online right now

Ransomware attacks are growing exponentially in size and ransom demand, so understanding who these groups are and what they want is critical to taking them down.


A computer can guess more than 100,000,000,000 passwords per second. Still think yours is secure?

With cloud-based technology, cyber criminals can crack an eight-character password in under 12 minutes for as little as $25.