Secure and Efficient Searchable Public Key Encryption for Resource Constrained Environment Based on Pairings under Prime Order Group

Figure 2

Impact of on the time cost of key generation (a), index building (b), testing (c), and trapdoor generation (d) (blue and red scale are for PECDK-1 and PECDK-2, respectively, and , , , ).

(a)

(b)

(c)

(d)