Based on a program operating at 1 million passwords per second on an Office document where the cracker has "hands on" access to the file
It is possible to discover your password!
Here is the time it will take
4 character lower or upper case letters - under 60 seconds
4 character lower and upper case letters - under 60 seconds
4 character lower and upper case and number password - under 60 seconds
5 character lower or upper case letters (e.g golde) - under 60 seconds
5 character lower & upper case letters (e.g Golde) - approx 6 minutes
5 character lower & upper case and number password (e.g Gold4) - approx 15 minutes
8 character lower or upper case password - approx 58 hours
8 character lower & upper case password - approx 21 months
8 character lower & upper case and number password - approx 7 years
10 character lower or upper case password - approx 5 years
10 character lower & upper case password - approx 4648 years
10 character lower & upper case and number password - approx 26984 years
As you can see from the above, the longer your password the more secure it is as long as you adhere to the standard password choice guidelines.
Security advice
try using a 10 character password
with upper and lower case and numbers
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