I guess the estimate depends mainly on the computational power of the GPU used to make the calculations.
The article from which the image is taken explains very well how the times have been calculated (it even compares several GPUs):
https://www.hivesystems.io/blog/are-your-passwords-in-the-green
Alekqs
npub1al…3y4wv
2023-09-10 18:31:59
in reply to nevent1q…uzdn
Author Public Key
npub1alekqslkr9qlu7adcuz4qj4ndd5me88fhl20jnq3c8m0fapcr8fsy3y4wvPublished at
2023-09-10 18:31:59Event JSON
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