Defending RDP Against Brute Force: NLA, Lockout Policy, and Source Rate Limiting
RDP brute-force traffic is relentless and largely automated. An exposed Windows Server on a public IP will typically see its first credential-guessing attempts within hours of going live, and the pattern is repetitive: a few thousand attempts against Administrator from a handful of /24s, then a pause, then a shift to the RDP port if … Read more