Open source security tools have come a long way and can be as effective as propriety tools. However, there can be disadvantages to using just open source tools, so a mixed model may be the best route to go.
Code written in Java typically goes undetected by antivirus software, allowing for crippling attacks.
The vulnerability has been fixed with an upgrade, but unpatched systems risk the deletion of databases and virtual machines, or even having an attacker gain admin privileges.
An advanced cyberespionage group is designing malware that can “jump” across air gaps, researchers say.