Re^3: Creating a rainbow table for a ten-digit number: Advice?


laziness, impatience, and hubris
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by ikegami (Patriarch)

on Apr 12, 2010 at 01:14 UTC ( [id://834171]=note: print w/replies, xml )

Need Help??

If they have access to the hashed ids on the laptop, they have access to the salt on the laptop too.

Comment on Re^3: Creating a rainbow table for a ten-digit number: Advice?

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Re^4: Creating a rainbow table for a ten-digit number: Advice? by BrowserUk (Patriarch) on Apr 12, 2010 at 01:17 UTC
Not if it is entered manually each time the app is run and never stored to disk.	[reply]
Re^5: Creating a rainbow table for a ten-digit number: Advice? by ikegami (Patriarch) on Apr 12, 2010 at 01:30 UTC
Ok, so there exists a secret string. Don't use it as the salt to a hashing function, use it as the key to an encryption function. This whole hashing thing is nonsense.	[reply]
Re^6: Creating a rainbow table for a ten-digit number: Advice? by BrowserUk (Patriarch) on Apr 12, 2010 at 01:42 UTC
I completely agree that encryption is better than hashing. But hashing might be available where encryption isn't.	[reply]
Re^5: Creating a rainbow table for a ten-digit number: Advice? by willyyam (Priest) on Apr 12, 2010 at 01:23 UTC
Bingo. Good thought though.	[reply]

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