Meltdown and Spectre

Meltdown and Spectre: Is your PC vulnerable?

A new app gives you a simple overview of your system’s vulnerability status, as well as what kind of performance hit the patches might be having.- Meltdown and Spectre

Want to know if your PCs are vulnerable to the Meltdown and Spectre attacks? Want to get an idea of the sort of performance hit the patches might entail? Want to temporarily disable the update for testing purposes? There’s an app that can do all this.

Enter InSpectre, yet another excellent freeware utility created by Steve Gibson of GRC.com.

Using InSpectre is about as simple as it gets – download the 126KB file (yes, kilobytes, not megabytes!), and on first run (no, there’s no installation process) it will give you a clear overview of your system’s Meltdown and Spectre status, as well as offering an indication as to whether the patches have an impact on system performance (this is based on the processor/operating system information and not a benchmark).

InSpectre can also be used to disable protection on PCs (note that enabling and disabling protection requires a reboot)? Why might you want to do that? Well, you might want to do this for testing purposes or to regain lost performance. Continue reading →