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Re:Search without Google Tracking You (My 'pseudo' Startup) by fadmmatt on Tuesday August 21, 2007 @01:43PM (#44854)
I hope that's SHA1 plus a secret salt.

Otherwise, I can just build a reverse map of SHA1'd ips.

for ip = 0 to 2^32: unhash[SHA1(ip)] = ip.

Re:Search without Google Tracking You (My 'pseudo' Startup) by drm237 on Tuesday August 21, 2007 @01:50PM (#44860)
Yes it is. But first you'd have to get all of the results from my database, which is cleared every 24 hours (this is not a challenge!).