| FE | Functional encryption |
| PIN | Personal identification number |
| EEG | Electroencephalography |
| HE | Homomorphic encryption |
| ZKPK | Zero-knowledge proof of knowledge |
| TEE | Trusted execution environment |
| BN curve | Barreto-Naehrig curve |
| IPE | Inner product encryption |
| FE | Functional encryption |
| PIN | Personal identification number |
| EEG | Electroencephalography |
| HE | Homomorphic encryption |
| ZKPK | Zero-knowledge proof of knowledge |
| TEE | Trusted execution environment |
| BN curve | Barreto-Naehrig curve |
| IPE | Inner product encryption |