:194
(TCP/UDP)
High 风险
IRC
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TCP/UDP — Messaging
端口概览
端口号
194
服务名称
IRC
传输协议
TCP/UDP
类别
Messaging
安全风险
High
端口范围
知名端口 (0-1023)
什么是端口 194?
IRC (Internet Relay Chat) is a text-based real-time messaging protocol defined in RFC 1459. While largely displaced by Slack, Discord, and Matrix, IRC remains active; servers are frequently exploited as botnet C2 infrastructure.
TCP/UDP
Messaging
常用
安全注意事项
端口194（IRC）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。