Tuesday, March 20, 2018 15:00 LIT, r.310 D. Oleynik(LIT JINR) Challenges for distributed computing in preparation to HL LHC Main aim of this talk is to get overview of current status and describe nearest needs from distributed computing for LHC Experiments. Evolution of HEP Software and middleware of experiments which dictated by the evolution of computing facilities and changes of distributed computing paradigm will be described.