TFHE: Fast Fully Homomorphic Encryption Over the Torus
TFHE: Fast Fully Homomorphic Encryption Over the Torus
Ilaria Chillotti,Nicolas Gama,Mariya Georgieva,Malika Izabachène
2019 · DOI: 10.1007/s00145-019-09319-x
Journal of Cryptology · 1,185 Citations
TLDR
A new circuit bootstrapping that converts LWE into low-noise RingGSW and a new homomorphic counter called TBSR, which speed up the evaluation of most arithmetic functions in a packed leveled mode, with a noise overhead that remains additive.