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User: paultwang

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  1. Re:Dropbox at work on Dropbox Authentication: Insecure By Design · · Score: 1

    Remedy for company owned computers/laptops:
    Run Dropbox on an account that's not accessible by users. You can set it to run at startup via Scheduled Tasks or crontab. For added security, encrypt those db files containing the authentication keys with EFS (Windows only). The Dropbox folder will then be made accessible to authorized users via filesystem permissions. Unfortunately, this won't scale well for multiple Dropboxes per computer.

    One should not use Dropbox for sensitive documents anyway, because:
    1. Dropbox staff can read file names
    2. They can obtain the decryption key if they really wanted. (If you can reset your password, they obviously can, too.)

  2. What can users do about it on Mozilla Says It Erred On SSL Attack Disclosure · · Score: 1

    when there is no other widely accepted way to verify a website's identity.

  3. What about AutoPlay? on Microsoft Kills AutoRun In Windows · · Score: 2

    When I insert a USB stick, Windows XP opens an AutoPlay window asking me what action to take. If the autorun.inf file is found, the default choice in the AutoPlay window is to run whatever is in autorun.inf. What now? Does XP completely ignore autorun.inf with this update?

  4. Bomb inside the building on Bomb-Proof Wallpaper Developed · · Score: 1

    What will happen if the bomb is inside the building with this wallpaper? Where would the explosion go?

  5. Re:Watts? on Fuel Cells for Laptops Due Next Week · · Score: 1

    Watt-hours is a common unit conjunction meaning watt times hours, which is an energy term. There is nothing wrong with it.

  6. Data loss (no backup) or data theft (stolen disk)? on When Data Goes Missing Will You Even Know? · · Score: 3, Informative

    For the first problem (Data loss due to lost or corrupted disks), which seems to occupy the majority of the article, the solution is easy. Back up your data from your portable storage as soon as you can easily access the mainframe. How long does a differential/incremental backup take? 10 seconds? 2 minutes? A piece of data existing in the portable disk, the mainframe, and the backup tapes, is much harder to be lost.

    For the second problem (Data theft due to lost disks), encryption works well. To discourage data theft due to lost disks, a simple, easy-to-use on-the-fly encryption on the portable storage device can help tremendously. The solution has to be simple because if it is a few mouse clicks too many, employees will try to circumvent the hassle.

  7. Re:PCs left on to download torrent files wasteful on Standby Electronics a Waste? · · Score: 1

    Tick the "Shut down computer when downloads are finished" checkbox. Otherwise, get enough data to transmit overnight so you won't put your computer to sit there doing nothing useful.

  8. Re:A job for the manufacturers on Standby Electronics a Waste? · · Score: 1
    If I turn them off on the set, they lose the settings. I have to reset the time & any preferences etc.

    Maybe manufacturers should store TV settings and preferences on a non-volatile chip, and have a hard reset button in case you turn the language to _______ and can't figure out a way back.

    I've had computers turned off for a month or two, and they still kept time. It's the battery that made the internal clock tick. Why not in the TV?

  9. Re:Apple's Sleep Mode on Macs, A Question. on Standby Electronics a Waste? · · Score: 1

    In this case, a 10-hour Mac on standby consumes 1.2e5 Joules. That equates to 20.4 minutes at 100-watts. If your Mac takes 20.4 minutes to reboot, it has a problem...

  10. Re:Try making change... on College Students Lack Literacy · · Score: 1
    That's when you see the resturant staff really struggling trying to figure out the bill and then making change.

    Understandable if they are trying to figure out sales tax. In my place, sales tax is 0.0825. That's often a 4-digit times 3-digit operation.

    But how can one not be able to count upwards? Although there is a larger possibility of miscount due to imperfect RAM in human brains, it shouldn't affect four to five digit accounting - Just work one decimal place at a time from one side to another.

  11. Re:Fake finger on Getting Fingerprint Readers to Read Your Prints? · · Score: 1
    A good way to get fired and perhaps arrested as well.

    Get arrested for gaining access to what you are already authorized?

  12. Re:Me too... with AC adapters on PC Not Booting Until a Different Phase is Used? · · Score: 1

    My old shredder also dumps a generous amount of EMI, which sometimes disables my external keyboard. It is probably due to the AC motor.

  13. Re:First thing's first on What Should People Understand About Computers? · · Score: 1
    ...every time they confuse "memory" with "disk space." ...

    Disk space is memory. "This computer has 20 gigabytes memory" may be ambiguous, but not incorrect. It can refer to any or all storage devices that the computer has (HDD, RAM, etc). If someone wants to disambiguate, he should ask further. He should ask:

    Does that refer to a single hard disk capacity or something else? Does one gigabyte mean 10^9 bytes or 2^30 bytes? Do you mean the total capacity or the unused capacity?