All Questions
Tagged with hashed-elgamal malleability
1 question
5
votes
3
answers
5k
views
Malleability of ElGamal and Hashed ElGamal
Question: Suppose A encrypts a number $x$ which indicates her bid on a contract, using ElGamal encryption. Say that the encryption of $x$ produces a ciphertext $c$. Explain how E can modify $c$ to ...
- 1,973