Rebex File Transfer Pack Releases

Released: Mar 5, 2026

Updates in 7.0.9561

Fixes

  • SFTP: Fixed detection of wrong SSH_FXP_DATA response order.
  • SFTP: Fixed synchronization of access to list of transfers on instances of Sftp.
  • SSH: Fixed receive buffer space adjustment logic (client side).

Released: Nov 12, 2025

Updates in 7.0.9448

Features

  • Support for .NET 10 - This release adds a new set of binaries targeting .NET 10. It supports the following platforms:
    • Windows (x64, x86, ARM64).
    • Linux (x64, ARM32, ARM64).
    • Android (x64, ARM32, ARM64).
    • macOS (ARM64, x64).
    • iOS/iPadOS/tvOS (ARM64).
  • Support for Visual Studio 2026
    • All Rebex libraries are now fully supported in Microsoft Visual Studio 2026.
  • Common: Improved work with internal shared array pool.

Fixes

  • SSH: Fixed error type and message on invalid packet length in EtM cipher...

Released: Sep 16, 2025

Updates in 7.0.9391

Fixes

  • All: Various documentation improvements.
  • File Server: Fixed UNC paths handling in FileTransferredEventArgs.FullPath.
  • File Server: Increased maximum number of terminal rows/columns to 1024.
  • File System: Fixed resolving of slash-terminated MountCapableFileSystemProvider mount paths.
  • File System: MemoryFileSystemProvider files no longer lose content when its parent directory is moved.

Released: Jun 30, 2025

Updates in 7.0.9313

Features

  • SFTP: Added CurrentFileBytesTotal to TransferProgressChanged event arguments.
  • FTP: Added CurrentFileBytesTotal to TransferProgressChanged event arguments.
  • Cryptography: Added IgnoreRedundantData option to SignedData and EnvelopedData classes.

Fixes

  • Networking: Prevented internal NullReferenceException when socket is closed and IO operation is in progress.
  • TLS Core: Fixed obfuscated type names in debug logs.
  • TLS Core: Fixed rare race condition between TLS 1.3 IO operations and shutdown...

Released: Mar 18, 2025

Updates in 7.0.9209

Features

  • SSH: Added support for PKCS #1 public RSA key format to SshPublicKey.
  • SSH: Added workaround for problem with Socket.Poll in .NET 6 on Linux.

Fixes

  • FTP: Fixed possible internal error in multi-file operations; an exception with TransferProblemType.​CannotRetrieveItemInfo is now raised instead.
  • SFTP: Fixed possible internal error in multi-file operations; an exception with TransferProblemType.​CannotRetrieveItemInfo is now raised instead.

Released: Jan 15, 2025

Updates in 7.0.9147

Features

  • Common: Improved internal APM->TAP bridge for Socket methods on old platforms.

Fixes

  • FTP: Added workaround for HGFTP servers badly-formatted PWD response.
  • File Server: Fixed possible deadlock in FileServer.Stop method when stopping the server while a transfer is active.
  • File System: Fixed possibly outdated directory listing in MountCapableFileSystemProvider when a directory is unmounted.
  • File System: Virtual file systems throws exception with more specific message instead of generic...

Released: Dec 18, 2024

Updates in 7.0.9119

Features

  • FTP: Added Ftp Settings TcpKeepAliveInterval option.
  • FTP: Added handling for more variants of NOOP response during transfer.
  • FTP: Added workaround for ProFTPd that returns wrong 'cdir' type in MLST listings.
  • TLS Core: Better exception handling when TLS 1.3 socket is disposed while negotiation is in progress.

Fixes

  • File Server: Fixed handling of out-of-range file offsets.
  • File Server: Fixed offset handling in file hashing operations.
  • File System: Fixed occasional exception in...

Released: Nov 12, 2024

Updates in 7.0.9083

Features

Support for Microsoft .NET 9 - This release adds a new set of binaries targeting .NET 9. They support all .NET 9 platforms:

  • Microsoft Windows (x64, x86, ARM64).
  • Linux (x64, ARM32, ARM64).
  • Android (x64, ARM32, ARM64).
  • Apple macOS (ARM64, x64).
  • Apple iOS/iPadOS/tvOS (ARM64).

Fixes

  • File Server: Fixed possible double-close of file system item handle in rare circumstances.
  • Cryptography: Added workaround for EnvelopedData with unpadded RSA EncryptedKey.
  • Cryptography: Added workaround for...

Released: Oct 8, 2024

Updates in 7.0.9048

Features

  • SFTP: Added Sftp.Settings.IgnoreCloseErrors option.
  • FTP: Improved compatibility with servers with broken 'MLST /' behavior.
  • File Server: Added FileServer.​Settings.​SftpMaxSendQueueLength option to make it possible to limit the maximum length of SFTP outgoing packet queue.
  • Cryptography: Added ValidationOptions.​DisableCertificateDownloads option (only supported on .NET 5 and higher).
  • Cryptography: Improved handling of wrong (negative) serial numbers in X.509 certificates.

Fixes

  • File...

Released: Jun 25, 2024

Updates in 7.0.8943

Features

  • Cryptography: Added support for issuing certificates signed with Ed25519.
  • Cryptography: Now uses AES/GCM instead of AES/CBC for new OpenSSH key format encryption.

Fixes

  • File Server: Fixed missing Disconnected event call if SSH session fails immediately.
  • TLS Core: Fixed certificate selection and curve selection in TLS 1.3.
  • TLS Core: Fixed wrong TlsException.Status for some exceptions representing server-side alerts.
  • Cryptography: Fixed calculation of subject key identifier in certificate...