https://medium.com/bloomberg/first-line-of-defense-in-u-s-elections-has-critical-weaknesses-6ac74902f601

A software sensor with a knack for detecting intrusions like those from Russian hackers is being embraced by U.S. states determined to protect their election systems, though cybersecurity experts warn of the tool’s limits.

The Department of Homeland Security is working with a growing number of state election…