---
title: "Interface ISFTP Client"
author: "Jonas Paprotka"
url: https://jonas-paprotka.de/ref/interface/isftp-client/
type: interface
name: "ISFTP Client"
app: "System Application"
namespace: System.SFTPClient
versions: "28"
build: 28.5.54151.54365
source: "https://jonas-paprotka.de/ref/interface/isftp-client/source/28/ https://jonas-paprotka.de/ref/interface/isftp-client/source/29/"
checked: 2026-09-20
subject: "Microsoft Dynamics 365 Business Central"
license: "Content © 2026 Jonas Paprotka. Quote freely with attribution and a link."
---

# Interface ISFTP Client

Jonas Paprotka, https://jonas-paprotka.de/ref/interface/isftp-client/

| | |
| --- | --- |
| App | System Application |
| Namespace | System.SFTPClient |
| Versions | 28 |
| Source file | SFTP Client/src/ISFTPClient.Interface.al |

## Procedures

| Name | Parameters | Returns | Access | Versions | Obsolete | Reason |
| --- | --- | --- | --- | --- | --- | --- |
| SftpClient | (Text, Integer, Text, SecretText) | Boolean | public | 28 | - | - |
| SftpClient | (Text, Integer, Text, InStream) | Boolean | public | 28 | - | - |
| SftpClient | (Text, Integer, Text, InStream, SecretText) | Boolean | public | 28 | - | - |
| GetOperationException | (var Enum SFTP Exception Type, var Text, var Text) | - | public | 28 | - | - |
| Disconnect | () | - | public | 28 | - | - |
| IsConnected | () | Boolean | public | 28 | - | - |
| Exists | (Text, var Boolean) | Boolean | public | 28 | - | - |
| Delete | (Text) | Boolean | public | 28 | - | - |
| WorkingDirectory | (var Text) | Boolean | public | 28 | - | - |
| SetWorkingDirectory | (Text) | Boolean | public | 28 | - | - |
| ListDirectory | (Text, var List) | Boolean | public | 28 | - | - |
| ReadAllBytes | (Text, var DotNet Array) | Boolean | public | 28 | - | - |
| WriteAllBytes | (Text, DotNet Array) | Boolean | public | 28 | - | - |
| Get | (Text, var Interface ISFTP File) | Boolean | public | 28 | - | - |
| CreateDirectory | (Text) | Boolean | public | 28 | - | - |
| SetSHA256Fingerprints | (List) | - | public | 28 | - | - |
| SetMD5Fingerprints | (List) | - | public | 28 | - | - |

## Source

Symbols: Microsoft.SystemApplication.symbols.63ca2fa4-4f03-4f2b-a480-172fef340d3f, https://dynamicssmb2.pkgs.visualstudio.com/DynamicsBCPublicFeeds/_packaging/MSSymbols/nuget/v3/index.json, highest build per major on 2026-09-20.
AL source 28: https://github.com/microsoft/BCApps, MIT, releases/28.x at 740f59156b249f8ed7cba2e28423f03ae7b07233.
AL source 29: https://github.com/microsoft/BCApps, MIT, releases/29.x at a66254c3b8b5bb1cea290dc8f9d097aec4381153.

Jonas Paprotka, 2026-09-20.