Many ISPs use random 12-character alphanumeric strings (e.g., A7B39D22EF61 ). These will never be in a standard dictionary.
If you used a small file like wordlist-probable.txt , your first step should be using the list. It contains over 14 million real-world passwords leaked from a 2009 data breach. It is the "gold standard" for initial testing. Many ISPs use random 12-character alphanumeric strings (e
Don't just search for the word; search for variations of it. Tools like allow you to apply "rules" to a wordlist. A rule can automatically: Capitalize the first letter. Add "123" to the end. ensure the handshake itself is clean:
Before you try a bigger list, ensure the handshake itself is clean: Many ISPs use random 12-character alphanumeric strings (e