Security concerns, at one point, centered around installing malicious apps, clicking on the wrong link, or being phished. That’s not true any more. Your CPU has vulnerabilities that, if exploited, can be used to steal data from your system. These vulnerabilities aren’t new. They’ve been there for quite some time, waiting to be discovered. Spectre is one such vulnerability which Microsoft and Intel have both patched however, these patches don’t fix everything and they tend to slow down systems with older CPUs.