| On the Security of Dynamic Group Signatures: Preventing Signature Hijacking Recent countries visiting this post |  |
 | 8 | United States |
 | 7 | |
 | 5 | China |
 | 1 | Germany |
 | 1 | Italy |
| On the Security of Dynamic Group Signatures: Preventing Signature Hijacking Recent countries visiting this post | |
| 8 | United States |
| 7 | |
| 5 | China |
| 1 | Germany |
| 1 | Italy |