:631
(TCP/UDP)
Medium 风险
IPP
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TCP/UDP — System & Infrastructure
端口概览
端口号
631
服务名称
IPP
传输协议
TCP/UDP
类别
System & Infrastructure
安全风险
Medium
端口范围
知名端口 (0-1023)
什么是端口 631?
Internet Printing Protocol (IPP), used by CUPS and modern printers for network print job submission and management. Standard print protocol on macOS, Linux, and Windows 10+. Supports encryption via IPPS over TLS.
TCP/UDP
System & Infrastructure
常用
安全注意事项
端口631（IPP）被归类为中等风险。虽然此服务通常会暴露，但请在可用时考虑使用加密替代方案。
建议：保持服务更新。监控日志以发现异常活动。