On Tue, 23 Aug 2011 06:27:39 -0700, Tobiah wrote:
> I am making QR codes that cell phone users scan in order to make use of an
> application. Part of the information is a token that needs to be passed
> on to the server, but I'd rather not allow a person examining the QR code
> to be able to see
On 08/23/2011 09:55 AM, Steven D'Aprano wrote:
Tobiah wrote:
I really need some sort of
algorithm that will let me take an unknown string and generate
the encrypted bit on the fly.
Google broken for you? *wink*
I had some requirements in the OP that I could not
find a solution for.
Seriou
Tobiah wrote:
> I really need some sort of
> algorithm that will let me take an unknown string and generate
> the encrypted bit on the fly.
Google broken for you? *wink*
Seriously, there are about a bazillion algorithms for encrypting and
obfuscating strings. Depending on your security requireme
On 08/23/2011 08:08 AM, Ian Kelly wrote:
How many of these codes do you need, and do they only need to be
decrypted at a central server? You might be able to just create random
strings of whatever form you want and associate them with the tokens in
a database. Then they will be completely opaque.
How many of these codes do you need, and do they only need to be decrypted
at a central server? You might be able to just create random strings of
whatever form you want and associate them with the tokens in a database.
Then they will be completely opaque.
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I am making QR codes that cell phone users scan in order
to make use of an application. Part of the information
is a token that needs to be passed on to the server, but
I'd rather not allow a person examining the QR code to
be able to see that plain bit of information. I'd like
to scramble up th
