A letter from election officials in all 50 states and D.C. said the agency needed to take immediate action.

The "common, well-known vulnerabilities" could have been exploited by hackers using "publicly available methods,” the report found.

While cybersecurity doesn't come to mind with the mail, we've have a guide that explains the security behind the process.

Not all suspicious USB sticks are a test.

The simulation also included officials from throughout the U.S. government and from allied partners to emphasize stronger coordination.

As bitcoin specialists are hired by the Postal Service's law enforcement wing, researchers continue work on anonymity for the cryptocurrency.