Is port 82 (XFER Utility) dangerous?

Port 82 is classified as low risk. This service uses encryption or has a minimal attack surface, making it relatively safe to expose with standard security practices.

Should port 82 be open on my firewall?

Port 82 is generally safe to have open. Apply standard security practices: keep software updated and monitor access logs.

What transport protocol does port 82 use?

Port 82 (XFER Utility) uses the TCP transport protocol and falls under the File Transfer category.

:82 (TCP)

XFER Utility

Low 风险

TCP — File Transfer

端口概览

端口号 82

服务名称 XFER Utility

传输协议 TCP

类别 File Transfer

安全风险 Low

端口范围知名端口 (0-1023)

什么是端口 82?

Port 82 is registered with IANA as the XFER file transfer utility, an obscure early file transfer mechanism distinct from FTP. This service is not used in any modern networking environment.

TCP File Transfer

安全注意事项

端口82（XFER Utility）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。

XFER Utility

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端口概览

什么是端口 82?

安全注意事项

相关端口 — File Transfer

相关术语