TY JOUR TI Merkle's post-quantum signature based on the modified Lamport algorithm KW post quantum algorithm KW electronic digital signature KW Merkle signature KW Lamport signatures JO Vestnik of Astrakhan State Technical University. Series: Management, computer science and informatics AU Cherckesova, L.. AU Revyakina, E.. AU Lyashenko, N.. PY 2025 IS 2025 PB Astrakhan State Technical University