cargo-audit is the automated mechanism you are looking for The crate does have an advisories/"security" page on crates.io. We could try and show the existence

cargo-audit is the automated mechanism you are looking for The crate does have an advisories/"security" page on crates.io. We could try and show the existence of a security-deleted crate on the page. This is not a priority for anyone, and I remain unconvinced that it needs to be (not that that is my decision anyway). File an issue and make your case to the crates.io team.