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    NDL SFTP

    Nasdaq Data Link Files

    Nasdaq Data Link Files is SFTP based service for Nordic Data File delivery. Files contain data sourced from different trading systems. Nasdaq Data Link Files service does not create files itself, but makes them available once received from the source system.

    Nasdaq Data Link Files Requirements:

    • SFTP supporting application
    • Nasdaq Data Link account with subscriptions to data files
    • Multifactor autheniticator
    • SSH Public Key

    The files must be downloaded, system only provides access to files. Downloading can be automated (refer to guidelines for details). Files are organized in daily folders and access is granted on the file group level.

    Customers have to use Multifactor authenticator when accessing Nasdaq Data Link account. SSF Pubkey is required for login to SFTP. The option of whitelisting IP address is available in user proile.

    Nasdaq Data Link Files is SFTP based service for Nordic Data File delivery. Files contain data sourced from different trading systems. Nasdaq Data Link Files service does not create files itself, but makes them available once received from the source system.

    Nasdaq Data Link Files Requirements:

    • SFTP supporting application
    • Nasdaq Data Link account with subscriptions to data files
    • Multifactor autheniticator
    • SSH Public Key

    The files must be downloaded, system only provides access to files. Downloading can be automated (refer to guidelines for details). Files are organized in daily folders and access is granted on the file group level.

    Customers have to use Multifactor authenticator when accessing Nasdaq Data Link account. SSF Pubkey is required for login to SFTP. The option of whitelisting IP address is available in user proile.

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    File Delivery Service migration to Nasdaq Data Link Files

    Nasdaq is transitioning File Delivery Service (FDS) platform to Nasdaq Data Link Files (NDLF) starting in March 2026. To ensure a seamless experience, File Delivery Service will remain accessible until the end of June 2026. We encourage all users to test the connection to NDLF as soon as possible. Guidelines and FAQ documents are provided below for detailed instructions on the migration process.

    Customer communication is also provided via Market data IT Notice:  

    https://www.nasdaq.com/european-markets/it-notices

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    File Specifications and Releases

    Possible changes both related to services and files are always communicated through IT Notices. Subscribe through the link below.

    TIP specifications and TIP release information INET Nordic Protocol Specifications (equity and related) for ITCH Genium INET Protocol Specifications (fixed income, derivatives and commodities) for ITCH Subscribe to IT Notices

    Other Related Documents

    The Reference Data Distribution Genium INET document is a general guideline of different options to get Genium INET reference data and the Genium INET Historical Files - Differences between logs' formats document is a brief description of the differences between logs and ITCH protocol specs.

    Reference Data Distribution Genium INET Genium INET Historical Files - Differences between logs' formats

    The Reference Data Distribution Genium INET document is a general guideline of different options to get Genium INET reference data and the Genium INET Historical Files - Differences between logs' formats document is a brief description of the differences between logs and ITCH protocol specs.

    Reference Data Distribution Genium INET -> Genium INET Historical Files - Differences between logs' formats  ->
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    Related Information

    GCF

    Technical Information - Genium Consolidated Feed (GCF)

    Technical information about Genium Consolidated Feed (GCF).

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