Long integer NTT execution on UPMEM-PIM for 128-bit secure fully homomorphic encryption. - Tathagata Barik; Priyam Mehta; Zaira Pindado; Harshita Gupta; Mayank Kabra; Mohammad Sadrosadati; Onur Mutlu; Antonio J. Peña (Future Gener. Comput. Syst., 2026)