Combine encrypted and unencrypted masked decryptions

Final step of the two-party interactive bootstrap protocol. Adds the server's masked decryption to the client's re-encryption to produce the refreshed ciphertext.

Usage

int_boot_add(ct1, ct2)

Arguments

ct1, ct2

Ciphertext objects — typically the outputs of int_boot_decrypt() and int_boot_encrypt().

Value

A refreshed Ciphertext.