Time to crack
Calculate Time to crack instantly with the exact formula and a worked example. Free online calculator — no signup.
Time to crack
Bits of entropy
Guesses/s
Time to crack
584.9424yrs
More about: Time to crack
What it calculates
The “Time to crack” calculator computes Time to crack in yrs from 2 parameters: bits of entropy, guesses/s.
Standard IT calculations for developers and sysadmins.
Example calculation
With parameters Bits of entropy = 64, Guesses/s = 1,000,000,000 the result is 584.94 yrs.
How to use
- Enter the parameter values — every field above is adjustable with a slider.
- The result and related metrics are calculated automatically as you type.
- Use the additional metrics shown (if any) where needed.
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