Is port 27015 (Steam / Source Engine) dangerous?

Port 27015 is classified as medium risk. It is commonly exposed but consider using encrypted alternatives where available and monitor activity.

Should port 27015 be open on my firewall?

Port 27015 can be open but should be monitored closely. Keep the service updated and prefer encrypted alternatives where available.

Port 27015 (Steam / Source Engine) uses the UDP transport protocol and falls under the Gaming category.

:27015 (UDP)

Medium 风险

UDP — Gaming

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端口号 27015

服务名称 Steam / Source Engine

传输协议 UDP

类别 Gaming

安全风险 Medium

端口范围已注册 (1024-49151)

Valve Source Engine and Steam game servers. Used by Counter-Strike, Team Fortress 2, Garry's Mod, and other Source engine multiplayer games.

UDP Gaming 常用

端口27015（Steam / Source Engine）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。