Bash shell script CLI to check with "Have I Been Pwned" v2 API
Sample output for 'password':
Password to check with 'Have I been pwned'
NOTE: The entered password does not leave this system.
An SHA-1 hash of the entered password is computed locally, the first five digits of the SHA-1 hash are sent for a prefix range match If no output appears your password was not found. If a hash is printed, a match of the full SHA-1 hash of the entered password was found. The number after the colon is the number of instances the entered password was found in the database
Password: ********
1E4C9B93F3F0682250B6CF8331B7EE68FD8:3533661