Transferring file over network? what can I use besides ssh?

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https://bbs.archlinux.org – Well, what I am conserned with things like scp and ssh (I tried scp too) is encryption.I just moved one file over to a server with scp, and I got about 2.1MB/s... which is about 16.8 Mbps..I am using Linksys E900, which is wireless-N router. Connection exist between two computers only, nothing else is using that router. However, there is another wireless point outside of our room, which is used for public University network. I don't know how much of effect it would have on our set up.Both computers have plenty of disk space. One computer (actually development board) uses sd-card for its O (HowTos)