Encryption scheme with arbitrary length message

QuestionsCategory: QuestionsEncryption scheme with arbitrary length message
Brightn-n-Fresh Staff asked 1 year ago

Is the definition $\Pr[\operatorname{PrivK}_{\mathcal A,\Pi}^{eav}(n) = 1] \leq \frac{1}{2} + negl(n)$ still valid in case we have an encryption scheme $\pi (Gen,Enc,Dec)$ with arbitrary length, and the adversary $\mathcal A$ is not outputting equal length messages?

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