I was trying to install the dk-milter rpm described in this article: http://www.howtoforge.com/how-to-implement-domainkeys-in-postfix-using-dk-milter-centos5.1 However, when installing it says: kanaadmin@susemail:~> rpm -Uvh http://www.topdog-software.com/oss/dk-milter/dk-milter-0.6.0-1.i386.rpm Retrieving http://www.topdog-software.com/oss/dk-milter/dk-milter-0.6.0-1.i386.rpm error: Failed dependencies: libcrypto.so.6 is needed by dk-milter-0.6.0-1.i386 libssl.so.6 is needed by dk-milter-0.6.0-1.i386 I'm running the dkim-milter and it installed version 0.9 of these libraries.