The article presents selected regulations and requirements responding to the needs of the market in the scope of managing safety in the logistic chain with particular consideration of marine transport and seaports. Based on conducted qualitative research by the method of deepened interview, there has been described the only, so far, case of using and implementing the certificated standard of ensuring safety in the global supply management chain according to ISO 28000. It was found that the quantification of risk is a process extremely difficult, since it relates to future events, the estimation is carried out in a situation of limited access to certain information, and is associated with subjective opinion and use the experience and knowledge of the evaluator