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| Telling the date and time of a recording by listening to the sound? |
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| Cerebus:
--- Quote from: tom66 on December 20, 2021, 06:43:24 pm ---I think I know: fd91337f6434fa47a2ff6764f83b7f3ef52f2eec0aa3d93d6cc3adfecc0e89f1 --- End quote --- What are you claiming? The answer, or how to produce an arbitrary hash collision on demand? >:D |
| IanB:
--- Quote from: tom66 on December 20, 2021, 06:43:24 pm ---I think I know: fd91337f6434fa47a2ff6764f83b7f3ef52f2eec0aa3d93d6cc3adfecc0e89f1 --- End quote --- Yes, that is it. |
| tom66:
--- Quote from: Cerebus on December 20, 2021, 06:48:07 pm --- --- Quote from: tom66 on December 20, 2021, 06:43:24 pm ---I think I know: fd91337f6434fa47a2ff6764f83b7f3ef52f2eec0aa3d93d6cc3adfecc0e89f1 --- End quote --- What are you claiming? The answer, or how to produce an arbitrary hash collision on demand? >:D --- End quote --- Hey, if you manage to trivially hash-collide this algorithm, then you'll be a very very wealthy individual indeed. |
| IanB:
--- Quote from: tom66 on December 20, 2021, 06:43:24 pm ---I think I know: fd91337f6434fa47a2ff6764f83b7f3ef52f2eec0aa3d93d6cc3adfecc0e89f1 --- End quote --- And by the way, posting an encrypted answer is definitely one way to conceal it :) |
| madires:
--- Quote from: Cerebus on December 20, 2021, 06:46:52 pm ---Assuming we're talking about the same technique one needs historical data to be able to do the timestamping/locating. --- End quote --- Yep! Some nerds are running probes collecting and streaming that data for fun. So it's not hard to get everything you need. I wouldn't be surprised if some three letter agencies do that already for decades. |
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