Workaround for F21+ disabling MD5 certificate verification. https://bugzilla.redhat.com/show_bug.cgi?id=1202157 diff -Naur tqsl-2.0.3.orig/src/tqsllib.cpp tqsl-2.0.3/src/tqsllib.cpp --- tqsl-2.0.3.orig/src/tqsllib.cpp 2014-07-27 09:18:58.000000000 -0500 +++ tqsl-2.0.3/src/tqsllib.cpp 2015-03-18 07:40:56.110923223 -0500 @@ -156,6 +156,10 @@ int wval; #endif +#if !defined(_WIN32) && !defined(__APPLE__) + setenv("OPENSSL_ENABLE_MD5_VERIFY", "1", 0); +#endif + /* OpenSSL API tends to change between minor version numbers, so make sure * we're using the right version */ long SSLver = SSLeay();