FP-LSTM: a federated proximal LSTM autoencoder framework for zero-day cyberattack detection. - Peda Gopi Arepalli; Karuna Sri Jaladi; Jairam Naik Khetavath; Kosaraju Chaitanya; Satya Sandeep Kanumalli; Vejendla Lakshman Narayana (J. Comput. Virol. Hacking Tech., 2026)