{ "name": "Security of ElGamal systems", "order": 23, "challenges": [ { "id": "59a5801209a6acac5983b688", "title": "Bit security of discrete logarithms", "description": [ "" ], "challengeSeed": [ "" ], "tests": [ "" ] }, { "id": "59a5801209a6acac5983b237", "title": "Semantic security of ElGamal systems", "description": [ "" ], "challengeSeed": [ "" ], "tests": [ "" ] }, { "id": "59a5801209a6acac5983b238", "title": "Diffie-Hellman problems", "description": [ "" ], "challengeSeed": [ "" ], "tests": [ "" ] } ] }