What is Homomorphic Encryption?
There are several open-source implementations of partially, somewhat and fully homomorphic encryption schemes. A 2020 article by Baiyu Li and Daniele Micciancio discusses passive attacks against CKKS, suggesting that the standard IND-CPA definition may not be sufficient in scenarios where decryption results are shared. The rescaling operation makes CKKS scheme the most efficient method for…