Table 1 Chosen cryptosystems for each attribute presented in Section 5
Attribute | Cryptosystem | Parameters | Sec. level |
|---|---|---|---|
static | AES | 128 bits | 128 bits |
index | Lewi-Wu | 128 bits | 128 bits |
computable (+) | Paillier | 3072 bits | 128 bits |
computable (×) | ElGamal | 3072 bits | 128 bits |