AS or | Ambiguity set |
---|---|
SAMAS | source anonymous message authentication code |
| th message authentication code |
MES | modified ElGamal signature |
PPT | probabilistic polynomial time |
| a large prime number |
| integer field module |
| a primitive element in |
| private key of the th user |
| public key of the th user for SAMAC generation |
| th signature component |
| ElGamal signature component |
| Message |
| number of users in the AS |
| th member in the AS |
| hash function |
| hash value |
| encrypt using public key |
| 's secret key for symmetric encryption |
| encrypt using secret key |
| th nonce |
| th message flag |
| th recipient flag |
| message concatenation |
| message to send from node to node |
| SAMAC of message |