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Seabed Mapping: Enabling Ocean Action - World Hydrography Day 2025

Seabed mapping supports all activities centred on the ocean, from safety of navigation to marine conservation, marine renewable energy, coastal resilience, and the ocean economy. This includes charting new shipping routes in polar regions to providing up-to-date data to improve climate change models.

Cartas Circulares de la Asamblea

Data Protection (S-100/S-57 )

Introduction The IHO Data Protection Scheme defines security constructs and operating procedures that must be followed by Data Servers (providers of data) and Data Clients (systems that use the data). The purpose of data protection scheme is to provide: 1. Piracy Protection: i.e. to prevent unauthorised use of data by encrypting the ENC information. 2. Selective Access: i.e. to restrict access to ENC information to only those cells that a customer has been licenced for. 3. Authentication: i.e to provide assurance that the ENC data has come from approved sources

S-57 ENC Portrayal

Introduction IHO Publication S-52 was developed in conjunction with the IMO Performance Standards for Electronic Chart Display and Information System (ECDIS). It provides specifications and guidance regarding the issuing and updating of Electronic Navigational Charts (ENC), and their display in ECDIS in terms of symbols and colours.

IHO Personal Data Protection and Privacy Notice

MSDIWG12 (2021)

MSDIWG12 Meeting -  17 to 18 March 2021

S-100WG VTC (2021)

S-100WG VTC Meetings 2021 Online Meeting

S-100WG4 (2019)

4th S-100 Working Group (S-100WG) Meeting Aalborg, Denmark (27 Feb - 1 March 2019)

ENCWG4 (2019)

4th ENC Standards Maintenance Working Group Meeting (ENCWG4) IHO, Monaco 10 - 12 June 2019   Post Meeting Documents: [ENCWG4 Draft Minutes] [Draft Actions List] [Meeting Photo]