Traditional Unix passwords are encrypted using the crypt function and stored in /etc/passwd or (almost always now) /etc/shadow. The old Unix crypt function isn't too hot by modern standards so some distros use MD5 to process the passwords instead of crypt. To get an MD5 sum of a file you can simply use
I would imagine that SSH is already installed on your box however you might want to have a search on rpmfind for the most recently version, as you've already pointed out recently some possibly vulnerabilites were found in SSH. Once you've got it installed then it's as simple as ssh hostname
- you can also use sftp and scp for file tranfers too.