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Cryptosystems which support computation on encrypted data. They might be partially homomorphic (support for one operation such as + or *) or they might be fully homomorphic (any sequence of + and *).
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Homomorphic encryption with multiple keys that is secure under the assumption of a compromis...
Is it possible to extend the general concept of homomorphic encryption:
$$f(m_1)\cdot f(m_2)=f(m_1+m_2)$$
to:
$$f(m_1)\cdot g(m_2)=f\cdot g(m_1+m_2)$$
is it further possible to construct the scheme in …