Released: May 9, 2021

R5.2 での更新項目

機能

• FTP: Added new Ftp.Settings.MdtmSetTimeOffset property.
• Networking: Added support for SOCKS5 servers that respond with domain name.
• SSH: Optimized usage of ChaCha20/Poly1305 in SSH.
• Cryptography: Added ChaCha20Poly1305 class that implements ChaCha20/Poly1305 with an API that resembles Microsoft .NET's AesGcm class.
• Cryptography: Added support for loading ECDSA certificates from PFX/P12 files in Microsoft .NET 5.0 and .NET Standard 2.1 on Linux and Apple macOS.
• Cryptography: Added support for saving to PFX/P12 files for certificates with temporarily associated private keys in .NET 5.0 and .NET Standard 2.1 on Linux and macOS.
• Cryptography: Improved ChaCha20/Poly1305 performance on .NET 3.5-4.6 and .NET Standard 2.x.
• Cryptography: Improved performance of AES/CTR ciphers (used in SSH).
• Common: Improved error handling when raising events via synchronization context.

不具合の修正

• Cryptography: AVX2 implementation of ChaCha20 releases old pre-generated keystream immediately after reinitialization.
• Cryptography: Clearing output data in AesGcm class when authentication tag is invalid.
• Cryptography: Fixed parsing of Cryptographic Message Syntax envelopes with unsuppoted OIDs.