For instance, an all-digit password was remove three times in the first step, then put back three times in the second step, so it must be removed again: You must add back all passwords with:īut then you added back a few passwords too many times. Then remove all passwords with no lowercase ($69^8$), all passwords with no uppercase ($69^8$), all passwords with no digit ($85^8$) and all passwords with no special character ($62^8$).īut then you removed some passwords twice. Start with all $8$-character strings: $95^8$ But it should contain at least one of the specified characters set (upper case, lower case, symbol, no., etc.). it could start with small letter, symbol, etc.). The password policy requires at least one of the listed above ascii characters. The general formula for the possible passwords that I can from from these 95 characters is: $95^8$.īut, accurately, I feel the above formula is incorrect.
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