When using an 8-digit password wordlist, keep the following best practices in mind:
: A plain text wordlist of every 8-digit combination typically occupies approximately (assuming 8 bytes per password plus a newline character). Common Use Cases WPA/WPA2 Handshake Cracking
On a mid-range consumer GPU, a "brute-force" attack against a simple 8-digit numeric hash can be completed almost instantaneously. Why 8-Digit Numeric Passwords Are Vulnerable
The cracking speed depends entirely on the hash algorithm used to store the password.
Organizations must enforce strong password policies, including a mix of characters, numbers, and special characters, and encourage the use of passphrases.