Released: Mar 5, 2026

Updates in 7.0.9561

Fixes

• 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.

Released: Jun 30, 2025

Updates in 7.0.9313

Features

• 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/dispose logic.
• Cryptography: Fixed NullReferenceException instead of...

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.

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.

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

• SSH: Fixed reported error message when SSH channel is closed while a channel request is pending.

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

• Cryptography: Added workaround for EnvelopedData with unpadded RSA EncryptedKey.
• Cryptography: Added workaround for parsing CMS ASN.1 with redundant zeros at the end.
• Cryptography: Fixed common name validation...

Released: Oct 8, 2024

Updates in 7.0.9048

Features

• FTP: Improved compatibility with servers with broken 'MLST /' behavior.
• 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

• SSH: Fixed less common variants of multi-factor authentication.
• SSH: Fixed SshSession.Authenticate(userName, password, privateKey) method that crashed when privateKey was null (since version 7.0).
• Cryptography...

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

• 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 issuer API.
• Cryptography: Fixed rare wrong final calculation of Poly1305 hash when...