Categories ⋅ Keywords ⋅ Packages Advisories with keyword 'post-quantum' September 18, 2026 INFO RUSTSEC-2026-0287: cosmian_kyber is unmaintained cosmian_kyber is unmaintained September 18, 2026 INFO RUSTSEC-2026-0289: pqc_kyber is unmaintained pqc_kyber is unmaintained