Specify the required version for OpenSSL library.
Specify the required version for OpenSSL library.

The latest stable version is the 1.1.0 series of releases. Also available is the 1.0.2 series.
The 0.9.8, 1.0.0 and 1.0.1 versions are now out of support and should not be used.

tonicforhealth/dukpt