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网安人必看的27 个 Linux 核心命令

  • 2026-04-16 20:28:19
网安人必看的27 个 Linux 核心命令

做网络安全，Linux 是绕不开的基本功！不管是渗透测试、应急响应，还是服务器运维，这 27 个核心命令都是你必须刻进 DNA 的“硬技能”。从文件操作、权限管理，到进程监控、网络排查，每一个命令都是网安实战的高频工具。今天一次性给你整理全，新手直接收藏当手册，老手也能查漏补缺，再也不用翻资料！

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网安人必看的27 个 Linux 核心命令

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  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=a2fe5a2be5361fb19f9e471d1e3085d4
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  1. CONNECT:[ UseTime:0.000371s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000538s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000400s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.003048s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000637s ]
  6. SELECT * FROM `set` [ RunTime:0.000746s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000566s ]
  8. SELECT * FROM `article` WHERE `id` = 485393 LIMIT 1 [ RunTime:0.001656s ]
  9. UPDATE `article` SET `lasttime` = 1776385559 WHERE `id` = 485393 [ RunTime:0.003131s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 67 LIMIT 1 [ RunTime:0.002695s ]
  11. SELECT * FROM `article` WHERE `id` < 485393 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.002012s ]
  12. SELECT * FROM `article` WHERE `id` > 485393 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.004791s ]
  13. SELECT * FROM `article` WHERE `id` < 485393 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.018135s ]
  14. SELECT * FROM `article` WHERE `id` < 485393 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.016914s ]
  15. SELECT * FROM `article` WHERE `id` < 485393 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.011106s ]
0.140774s