Fig. 4From: A PLS blockchain for IoT applications: protocols and architectureUse of Winternitz chains for OTS private key production from SLVP nonces at round k (red) and k+1 (blue) for α=3. NB: \(N^{[3]}_{i}=N_{i}\) so the top row is shown without superscripts. Vertical arrows signify application of H(·)Back to article page