STI Security Training International GmbH

We Train Your Security

Since 2001, STI Security Training International has been providing its customers with first-class security-related services. STI GmbH has four lines of business: Training, Consulting, IT Solutions and Control & Services. We offer classroom training, online training, software solutions, security consulting and other security-related services. We advise you around questions in the fields of Aviation, Supply Chain, Industry, Critical Infrastructure & Maritime.

STI has decades of experience and expertise in aviation security. Our extensive knowledge is sealed in our wide range of classroom training, CBT software, and web-based solutions. We work tirelessly on individual solutions for our customers – we strive to increase learning effects and to ensure the highest standards of regulatory requirements in all of your security processes.

With locations in Floersheim/Main, Frankfurt-Hahn, Dortmund, Paderborn and Dubai we are active in more than 70 countries. According to our slogan WE TRAIN YOUR SECURITY, over 320 qualified employees work day after day to provide our customers with first-class security-related services.

Complemented by consulting services on all security-related issues, as well as ACC3 validations, STI’s comprehensive product range reflects our unique expertise.

Our extensive knowledge of E-Learning, IT, and security is largely based on our collaboration with our shareholder Smiths Detection. Their certification allows us to use their X-ray technology; these technical features are woven into our OTS training software. Using the Image Quality Standard (IQS), STI provides 100% real-quality X-ray images and allows you to learn from the original virtual keyboards of Smiths Detection machines.

Furthermore, STI is a specialist in training of personnel in carrying out checks in the field of aviation security in accordance with §§5, 8 and 9 of the German Aviation Security Act. Our training software products OTS and OTS online are among the global leading training solutions for X-ray image interpretation: OTS is used worldwide by authorities, airport operators, airlines, and the judiciary and industry.

Our offer is completed by consulting services on all relevant security topics; We also carry out passenger checks at three German airports. Moreover we provide air cargo inspections at several of our own airfreight control centers.


OTS - Software for X-ray image interpretation

Increased security through OTS training software More security thanks to a modern software training solution The company’s own training software OTS (Operator Training System) is one of the world’s leading products in the field of X-ray image …

OTS Online - X-ray image interpretation (Web Based Training)

OTS Online The OTS online product line, which is available as WBT (Web Based Training), is specially developed for the training of aviation security officers and serves to maintain and increase their recognition performance. As a …

The Tutorial

In addition to the X-ray simulator OTS also contains a Tutorial. These theoretical courses have been specially designed to train security staff and contain a wide range of security related topics above and beyond the …

Instructor-led training for aviation security (Commission Implementing Regulation (EU) 2015/1998)

Humans are the most important link in a well-functioning safety chain. STI follows this principle and implements the requirements of CIR (EU) 2015/1998 using a modular system for aviation security training in its on-site trainings. …

NEOS® STI's online training system

Since 2006 we have been offering online training in addition to traditional classroom training. During this time more than 30,000 people have successfully carried out online training courses; If you count our proprietary platforms, there …

ECAC Standard Test Piece (STP)

Regular check of the accuracy of X-ray inspection systems by means of standard test pieces (STP) has been established in the EU by the decision of the EU Commission (2010) 774 and the European Civil …


STI Security Training International GmbH
Steinmuehlenweg 5
65439 Floersheim
  • 0049 6145 59991-23