It’s inevitable. Sooner or later, you’re going to have to replace your computer. But while it may not be as fast as when you first got it or as sleek as your new computer, your old desktop or laptop might still have a lot to offer— after upgrading it a little, that is.

A week ago, leading cyber threat intelligence team Cisco Talos reported that no less than 500,000 IoT devices in up to 54 countries were infected by new malware called VPNFilter. An earlier version, believed to be launched by a nation-state, targeted Ukraine.