>>>>> "jim" == jim karlock <[email protected]> writes:
jim> OK, I got one like Keith's, a BI320. Put in 4 G of memory & 500G jim> hard drive (not solid state) jim> First surprise is that it only takes about 1/2 amp at 15-19v and it jim> seems to work as low as 10v (current went up as one expects). That jim> means the power consumption is very low - under 10 watts. That also jim> means it should work on a 12 battery. jim> I set it up to dual boot between 2 instances of Ubuntu 14.04 LTS. jim> Now my question: jim> Is there some way to completely hide one instance of Ubuntu from jim> the other for security: I want one for secure banking and the other jim> for general use. A superficial test shows that the general use jim> instance can see the file structure of the entire drive, but cannot jim> get into the other's files without the password. I feel more secure jim> if it were not visible (except as a boot choice at boot time.) Not from software. Root on either will be able to mount and read the bits from the other. If you want isolation, you should physically disconnect the drive you don't want accessed. Or you could try some kind of disk encryption, but if you aren't typing in a unique secret key every time you boot up, you probably aren't getting the effect you want. -- Russell Senior, President [email protected] _______________________________________________ PLUG mailing list [email protected] http://lists.pdxlinux.org/mailman/listinfo/plug
