Great points. One of the easiest solutions - Everify (https://www.e-verify.gov/) is voluntary. How is a system that is supposed to check eligibility voluntary? That's because employers and the Chamber of Commerce fought to keep it that way.
It's very hard to use fraudulent SSN to get food stamps because all the welfare programs share information check their data against other state and government database. It's not worth the risk and most undocumented immigrants know this. It's one sure way to have ICE at your door.
Also, it is true, contrary to a common myth, you cannot get food stamps if you are an undocumented immigrant. See this article for more on this - https://foodstampsnow.com/can-permanent-residents-and-non-ci....
It's very hard to use fraudulent SSN to get food stamps because all the welfare programs share information check their data against other state and government database. It's not worth the risk and most undocumented immigrants know this. It's one sure way to have ICE at your door.