This release includes the following improvements:
- Doubles the precision of CKKS bootstrapping
- Adds support for evaluating arbitrary smooth functions, including logistic function, sine, cosine, and division
- Implements recommendations for INDCPA^D secure implemementation of CKKS proposed in Securing Approximate Homomorphic Encryption Using Differential Privacy (CRYPTO’22)
- Adds a new security mode for threshold FHE
- Fixes many bugs