Research Article
Modified Ciphertext-Policy Attribute-Based Encryption Scheme with Efficient Revocation for PHR System
Figure 2
Time for encryption (Enc time) and decryption (Dec time).
(a) Enc time (10 attributes per AA) |
(b) Dec time (10 attributes per AA) |
(c) Enc time (10 authorities) |
(d) Dec time (10 authorities) |