:3389
(TCP/UDP)
High 风险
RDP
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TCP/UDP — Remote Access
端口概览
端口号
3389
服务名称
RDP
传输协议
TCP/UDP
类别
Remote Access
安全风险
High
端口范围
已注册 (1024-49151)
什么是端口 3389?
Remote Desktop Protocol. Provides graphical remote access to Windows desktops and servers. A primary target for brute-force attacks and ransomware delivery.
TCP/UDP
Remote Access
常用
安全注意事项
端口3389（RDP）被归类为高风险。此端口是自动扫描和暴力破解攻击的常见目标。如必须暴露，请将访问限制为已知IP地址。
建议：使用防火墙规则将可信IP列入白名单。启用速率限制和入侵检测。