Single Factor Authentication System Market Size, Share, and Industry Analysis By Offering (Hardware and Software), By Type (Fingerprint Recognition, Iris Recognition, Palm Print Recognition, Face Recognition, Signature Recognition, Voice Recognition, and Others (Vein Recognition)), By Functional Type (Contact, Nanocontact, and Combined), By End User (Government, Military and Defense, Healthcare, Automotive, BFSI, Consumer Electronics, and Others (Travel and Immigration)), and Regional Forecast, 2026-2034