3 ms·

https://www.wolframalpha.com/input/?i=number+of+combinations+of+sha1 https://www.wolframalpha.com/input/?i=number+of+combinations... > 983.544.651.006.435.431.

by _ikke_ 14y ago

https://www.wolframalpha.com/input/?i=number+of+combinations+of+sha1 https://www.wolframalpha.com/input/?i=number+of+combinations... > 983.544.651.006.435.431.129.340.665.918.456.708.968.598.498.835 or 9.8 * 10^47 combinations are possible. Although this doesn't give the complete picture, this shows how big the sha1 space is.

joelittlejohn 14y ago
So in other words: 983 billion, billion, billion, billion, billion If every human that ever lived had made a thousand git commits every second of their lives to the same git repository, we would still expect no collisions.