:1813
(UDP)
Low 风险
RADIUS Accounting
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UDP — Security & VPN
端口概览
端口号
1813
服务名称
RADIUS Accounting
传输协议
UDP
类别
Security & VPN
安全风险
Low
端口范围
已注册 (1024-49151)
什么是端口 1813?
Port 1813 is the official IANA-assigned port for RADIUS accounting. It collects session data including start/stop times, bytes transferred, and user identity for billing and auditing purposes. Network access servers send accounting records to the RADIUS server on this port.
UDP
Security & VPN
常用
安全注意事项
端口1813（RADIUS Accounting）被归类为低风险。该服务使用加密或攻击面极小，相对安全可以暴露。
建议：应用标准安全实践。保持软件更新并监控访问。