We have collected SSH and telnet honeypot data in various forms for about 10 years. Yesterday's diaries, and looking at some new usernames attempted earlier today, made me wonder if botnets just add new usernames or remove old ones from their lists. So I pulled some data from our database to test this hypothesis. I didn't spend a lot of time on this, and this could use a more detailed analysis. But here is a preliminary result:
Quick Password Brute Forcing Evolution Statistics, (Tue, Jun 24th)
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