Better key recovery and key enumeration methods are discussed in the context of side-channel attacks.
Topic 1: A Bounded-Space Near-Optimal Key Enumeration Algorithm for Multi-Subkey Side-Channel Attacks
Authors: Liron David and Avishai Wool
Topic 2: Improved Key Recovery Algorithms from Noisy RSA Secret Keys with Analog Noise
Authors: Noboru Kunihiro and Yuki Takahashi