In all states except North Dakota, eligible voters must register to vote before casting a ballot in any election. Each state’s voter registration requirements
Automatic Voter Registration (AVR) is gaining traction, but is it the key to higher voter turnout or a potential security risk? This article breaks down how AVR works, the arguments for and against it, and its impact on elections. If you're curious about how this policy could shape the future of voting, check out this article.
The SSN is not a national ID number, it is being used as one, but that was never the purpose behind it.
Just the fact that it is a serial number without any checksum is enough to tell you that it is not a proper ID number system.
This quote from the below article shows how ridiculous the situation is:
currently citizens are identified by a patchwork of documents issued by both the Federal government of the United States as well as individual State governments of the United States and Local government in the United States governments.