The essential guide to safe and efficient load securing. In the transport of goods, incorrect stowage and load securing can lead to accidents, damage to people, vehicles or infrastructure, legal penalties, and financial losses. Preventing these risks begins with solid training and reliable tools. This manual presents, in a practical and effective manner, how to calculate load securing for road and maritime transport in accordance with Standard EN 12195-1:2010 and the CTU Code 2014. With clear explanations, real-world examples, practical exercises, photographs, and illustrations, this work is an indispensable tool for hauliers, logistics operators, safety technicians, shippers, trainers, and anyone involved in the transport of goods. In addition, it includes exclusive access to two apps developed to automate load-securing calculations: agile and accurate solutions that allow users to enter the key data relating to the load and the means of transport in order to obtain results compliant with the applicable regulations. Correct stowage and load securing of goods is not merely a technical requirement; it is essential to ensuring road, maritime, and occupational safety throughout the logistics chain. This manual helps ensure compliance with regulations and makes it possible to anticipate problems, prevent incidents, and reduce costs arising from damage, delays, and contractual non-compliance: a reliable investment in more efficient, responsible, and professional transport.