[Pkg-tcltk-devel] ANNOUNCE: TclTLS 2.0.1 Release

Brian brian199 at comcast.net
Wed Jul 1 01:58:30 BST 2026


This is the release of v2.0.1 of the TclTLS package. It is a bug-fix 
release with added support for OpenSSL v4.0.


Release Notes:

     - Added support for OpenSSL 4.0. Note: OpenSSL 4.0 does not support 
SSLv3.
     - Updated to latest TEA config
     - Restored previous method for setting default TLS protocol versions.
     - Resolved issue with I/O after channel close causing core dump or 
lock-ups.
     - Fixed issue with viewing of local certificate details.
     - Makefile improvements

Known Issues:

     - Several BadSSL test cases may fail due to web site availability 
and certification expiration.


Tested with:

     TCL 8.6.14, 9.0.3, and 9.0.4
     OpenSSL 1.1.1w, 3.0.21, 3.5.7, 3.6.3, and 4.0.1.
     Windows 7, Windows 10, Msys64, OpenSuSE Linux Leap 16.0, and FreeBSD


Download Links:

Repositories:

     https://core.tcl-lang.org/tcltls/home
     or
     https://github.com/bohagan1/TclTLS


Source code is available in the following release files:

     https://core.tcl-lang.org/tcltls/uv/tcltls2.0.1.tar.gz
     or
  
https://github.com/bohagan1/TclTLS/releases/download/tls-2.0.1/tcltls2.0.1.tar.gz


Windows library file link (TCL 8.6 & 9.0 with OpenSSL 4.0.0):

     https://core.tcl-lang.org/tcltls/uv/tcltls2.0.1_win64_msvc.zip
     or
  
https://github.com/bohagan1/TclTLS/releases/download/tls-2.0.1/tcltls2.0.1_win64_msvc.zip



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