00493nam a22001817a 4500 20260424163555.0 978-93-49750-19-7 eng 23rd. 005.82 KNO Knospe, Heiko Course in cryptography Heiko Knopse Hyderabad Universities Press 2019 xvii,323p.; 24cm. Pure and applied undergraduate texts ; 40 Cryptography www.universitiespress.com BK 0 0 0 0 MATH NEHU NEHU GEN 2026-04-24 0 005.82 KNO 455336 2026-04-24 16:35:36 2026-04-24 BK 184657 184656