| Real-or-random Key Secrecy of the Otway-Rees Protocol via a Symbolic Security Proof Recent countries visiting this post |  |
 | 4 | United States |
 | 1 | China |
 | 1 |
| Real-or-random Key Secrecy of the Otway-Rees Protocol via a Symbolic Security Proof Recent countries visiting this post | |
| 4 | United States |
| 1 | China |
| 1 |