Cisco Talos would like to acknowledge Anna Bennett and Brandon White of Cisco Talos and Phillip Schafer, Mike Moran, and Becca Lynch of the Duo Security Research team for their research that led to the identification of these attacks.
Cisco Talos is actively monitoring a global increase in brute-force attacks
I was exited to read about the recent surge of brute force attempts I received from IPs my fail2ban has not previously seen, but this is just a generic piece from 6 months ago :(