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中年学网安第一步:吃透这份 Linux 常用命令,入门少踩坑

2026-06-28 05:53:59

中年学网安第一步:吃透这份 Linux 常用命令,入门少踩坑

目前网络安全人才缺口百万，收到很多30+想转型网络安全的朋友，基本都会卡在一个问题：年纪大了，零基础入门，到底从哪开始学才不白费时间？

没有经验的：一上来就强行啃漏洞原理、学渗透工具、背复杂攻防话术，发现越学越混乱，学了一两个月，连基本的服务器日志都不会看，简单的环境排查都搞不定。

其实网络安全那么玄乎，所有网安能力的底层地基，全是Linux。下面是常见的Linux命令，建议记下。

本文来自网友投稿或网络内容，如有侵犯您的权益请联系我们删除，联系邮箱：wyl860211@qq.com 。

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请求信息 : 2026-07-03 00:54:36 HTTP/2.0 GET : https://f.mffb.com.cn/a/501504.html
运行时间 : 0.365007s [ 吞吐率：2.74req/s ] 内存消耗：4,387.15kb 文件加载：140
缓存信息 : 0 reads,0 writes
会话信息 : SESSION_ID=01491e80a49104617f7a2e74d520856c

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CONNECT:[ UseTime:0.000627s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000774s ]
SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000310s ]
SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000230s ]
SHOW FULL COLUMNS FROM `set` [ RunTime:0.000452s ]
SELECT * FROM `set` [ RunTime:0.000208s ]
SHOW FULL COLUMNS FROM `article` [ RunTime:0.000713s ]
SELECT * FROM `article` WHERE `id` = 501504 LIMIT 1 [ RunTime:0.002460s ]
UPDATE `article` SET `lasttime` = 1783011276 WHERE `id` = 501504 [ RunTime:0.019134s ]
SELECT * FROM `fenlei` WHERE `id` = 67 LIMIT 1 [ RunTime:0.001643s ]
SELECT * FROM `article` WHERE `id` < 501504 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.003880s ]
SELECT * FROM `article` WHERE `id` > 501504 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.014848s ]
SELECT * FROM `article` WHERE `id` < 501504 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.059662s ]
SELECT * FROM `article` WHERE `id` < 501504 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.045787s ]
SELECT * FROM `article` WHERE `id` < 501504 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.144234s ]

0.367849s

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