OpenSSL tool for Windows

The openssl program is a command line tool for using the various cryptography functions of  OpenSSL's  crypto library from the shell.

LibreSSL is a version of the TLS/crypto stack forked from OpenSSL in 2014, with goals of modernizing the codebase, improving security, and applying best practice development processes.

Installation

sort ascending
openssl_tool_win_x64_1.3.0.zip 2.41 MB SHA256 hash PGP signature
openssl_tool_win_x64_1.2.0.zip 2.41 MB SHA256 hash PGP signature
openssl_tool_win_x64_1.1.0.zip 2.49 MB SHA256 hash PGP signature


our PGP public key

 

Usage

Zip archive contains 64-bit binaries of the openssl tool from LibreSSL, Cygwin and required DLLs plus man pages which are also available here: openssl openssl.cnf
 
One liner for creation of a self-signed SSL certificate:
 
 openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout selfsigned.key -out selfsigned.crt 

 

Licence/Version


OpenSSL tool 1.3.0

Release date: 
09/03/2021

component name component version component license component source
LibreSSL
3.2.4
LibreSSL license
Cygwin
3.1.7
Cygwin license (GPL/LGPL)
Source code for Cygwin
OpenSSL tool for Windows
1.3.0
Itefix free software license (Simplified BSD)


OpenSSL tool 1.2.0

Release date: 
29/12/2020

component name component version component license component source
LibreSSL
3.2.3
LibreSSL license
Cygwin
3.1.7
Cygwin license (GPL/LGPL)
Source code for Cygwin
OpenSSL tool for Windows
1.2.0
Itefix free software license (Simplified BSD)


OpenSSL tool 1.1.0

Release date: 
16/10/2020

component name component version component license component source
LibreSSL
3.1.4
LibreSSL license
Cygwin
3.1.7
Cygwin license (GPL/LGPL)
Source code for Cygwin
OpenSSL tool for Windows
1.1.0
Itefix free software license (Simplified BSD)