It is possible, however, that the password hashes could also have been pulled directly from a database using SQL injection, an unprotected flat text file on a web server, or some other poorly protected source. In most cases, Offline Password Cracking will require that an attacker has already attained administrator/root level privileges on the system to get to the storage mechanism. Typically, this would be the Security Account Manager (SAM) file on Windows, or the /etc/shadow file on Linux. Offline Password Cracking is an attempt to recover one or more passwords from a password storage file that has been recovered from a target system. And my favorite tools for Offline Password Cracking, hashcat.The primary differences between Online and Offline Password Cracking.In (the long-awaited) Part 2, I will describe: In Part 1 of this two-part series, I explained what Online Password Cracking is and how to defend against it.
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