Strongly full-hiding inner product encryption

Simulation-based security of function-hiding inner product encryption

Functional Encryption for Inner Product with Full Function Privacy

Full-Hiding (Unbounded) Multi-input Inner Product Functional Encryption from the k-Linear Assumption

Non-zero Inner Product Encryptions: Strong Security under Standard Assumptions.

Efficient Inner Product Encryption with Simulation-Based Security

Improved unbounded inner-product functional encryption