Based in Panama, International Maritime Security Services, S.A. is a full-service maritime security company founded by ex-mariners and security professionals. IMSS offers quality training, ship security assessments and audits, ship security plan writing, third party due diligence security testing, and the Triton Shield APS.  IMSS is owned by International Maritime Security Network, LLC. and Macosnar Corporation Panama.

The IMSS Anti-Piracy Defense Long Distance Learning Course is designed for the officers and crew of commercial shipping vessels.  It will provide students with various concepts related to compliance with anti-piracy laws and the necessary training to handle a pirate attack.  The course has been converted into an online format to provide greater flexibility and convenience to the student while still retaining the core principles of the full APDC.