Yu-Hsuan Huang buff transform cryptographic transformations fiat-shamir with aborts hash-and-sign with retry kem combiner post-quantum cryptography provable security quantum random oracle model random oracle model Naam Y.H. Huang MSc ORCID iD null JavaScript is required to view this content. Huang Y. (1 april 2026), Post-quantum security of cryptographic transformations in the random oracle model (Dissertatie. Mathematical Institute (MI), Faculty of Science, Leiden University). Promotor(en): Fehr S.O. & Cramer R.J.F. Dissertatie International Constitution Center - Vereniging Thorbecke - Stichting Professor Mr. J.R. Thorbecke Leerstoel - International Association for Legislation - Thorbecke- en Bachienestichting - Vrienden van de Juridische Faculteit - Delen op Facebook Delen via Bluesky Delen op LinkedIn Delen via WhatsApp Delen via Mastodon