Minghui He Zesheng Lin Hongbo Li 0004 Xinjian Chen 0004 Qiong Huang 0001 Lattice-Based Certificateless Encryption with Keyword Search. 350-367 2025 ProvSec https://doi.org/10.1007/978-981-95-2961-2_18 conf/provsec/2025 db/conf/provsec/provsec2025.html#HeLLCH25 streams/conf/provsec