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Given two FHE schemes FHE1 and FHE2 in which one of the two scheme is secure and other is not (we have no idea which is secure). Construct a FHE scheme which is secure using the given two scheme.

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  • $\begingroup$ Welcome to Cryptography. We only provide hints for homework. Consider double encryption. $\endgroup$ – kelalaka Feb 25 at 8:11

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