Right now, for example, fishing boats aren't required to have an identification code from the International Maritime Organization, the only globally recognized identifier for shipping.

例如，眼下并没有要求渔船必须有国际海事组织提供的识别码，它是全球公认且唯一的航运标识符。

youdao

The International Ship and Port Security (ISPS) code put in place that year by the International Maritime Organization (IMO), the U.N. body responsible for the safety and security of shipping, had a profoundly positive effect on seaport security.

FORBES: Air Cargo Security: Time For The World To Take New Measures