An interesting way to protect your laptop from border searches

Jul 20, 2009 05:36

Bruce Schneier is an internationally-recognized expert in cryptography and computer security. He has an interesting proposal. First, you get a whole-disk encryption program and encrypt the entire disk. You create a normal key that you would remember. Then you create a massively random key: pound on the keyboard for a few minutes. Email the hash to a friend, preferably to one with whom you have a high level of privacy/protection with, your attorney or priest, for example. When you land wherever you're going, before you hit Customs, you delete your normal key, leaving only the highly random one. When they ask to inspect your laptop, you tell them truthfully that you cannot boot it as you do not have the key. Once you get through, email your friend from an internet cafe and get the key back.

A commenter said that this would not be a legal defense in England and could potentially lead to your arrest.

It occurs to me a similar technique, if you're traveling with your spouse, would be to send it to their webmail account and vice versa, assuming you do not have direct access to your spouse's account, since your spouse cannot be compelled to testify against you (at least last time I checked, I could be totally wrong).

There are those who say, well, if you have nothing to hide, why should you do something like this? I finally found a good response to that: just because I have nothing to hide doesn't give you the right to go poking around me. Privacy may not be a Constitutionally-protected right, that doesn't mean we can't get some every now and then.

http://www.wired.com/politics/security/commentary/securitymatters/2009/07/securitymatters_0715

laptop border search, bruce schneier, computer security

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