Coupled with FileVault’s whole disk encryption, this can stop others from accessing your data. But there are disadvantages too.
Target mode
Sharing docs between Macs, or with iOS devices, need not be complex or messy. You may even find OS X Server a help.
Have you just got a new Mac, or have you just ordered one to replace an old, ailing, or dead one? Here is advice on making the move from old to new.
Although mainly straightforward, there are catches which can break the daisy-chain.
When copying files across in Target mode, their permissions are left in a mess. Why?
How can we recover documents from an old iMac with a graphics adaptor failure?
Is it possible to access an optical drive using Target mode?
The Eclectic Light Company 