下面的内容是针对想升级OpenSSL 1.0.1g的

CentOS5 x64:
rpm -ivh –nosignature http://rpm.axivo.com/redhat/axivo-release-5-1.noarch.rpm
CentOS6 x64:
rpm -ivh –nosignature http://rpm.axivo.com/redhat/axivo-release-6-1.noarch.rpm

然后执行:
yum -y –enablerepo=axivo update openssl