Docs/SFTP
SFTP VirtualFS

Technical access to messages and controlled upload, without exposing a generic disk.

El usuario ve un filesystem virtual ligado a sus estaciones visibles y, opcionalmente, un canal de subida en upload/ para materializar mensajes salientes.

Model
Scoped access
audit, visible stations, and controlled drafts
Connection

Service parameters

Connection

Service parameters

Host    b2b.as2expert.com
Port      2234
Protocol   SFTP / SSH
Host key Ed25519

The host is resolved from the product connection configured for this version; it is not hard-coded in this page.

Minimal example

Minimal example

sftp -P 2234 usuario@b2b.as2expert.com

Replace user with the SFTP access created from the station. Password and public-key authentication are supported.

Verify the host key through a trusted channel before accepting the first connection.

Administration

Per-station SFTP access

Gestión real de accesos SFTP por estación

SFTP users are created, edited, and revoked from the station itself, with scope, root, last access, and rotation actions.

Keys

User public keys

Gestión de claves públicas para un acceso SFTP

The key screen lets you add an existing key or generate a new one from the platform to avoid manual management outside the system.

Tree

What the user sees

/stations/
  <station>/
    inbox/
    outbox/
    recent/
    by-date/
    by-partner/
    upload/
      <partner>/
        drafts/
          <draft>/
            meta.json
            status.json
            files/

The tree is oriented to messages, attachments, and drafts, not arbitrary folders.

Operations

What the SFTP user can do.

Read

  1. List visible stations.
  2. Download raw.eml.
  3. Download attachments.

Upload

  1. Create draft in upload.
  2. Upload metadata and files.
  3. Submit to materialize outgoing message.

Governance

  1. Access auditing.
  2. Per-station scope.
  3. Password or key rotation from the UI.