渗透测试是对用户信息安全措施积极评估的过程。通过系统化的操作和分析，积极发现系统和网络中存在的各种缺陷和弱点，如设计缺陷和技术缺陷。
渗透所需工具
| splint | unhide | scrub |
|---|---|---|
| pscan | examiner | ht |
| flawfinder | srm | driftnet |
| rats | nwipe | binwalk |
| ddrescue | firstaidkit-gui | scalpel |
| gparted | xmount | pdfcrack |
| testdisk | dc3dd | wipe |
| foremost | afftools | safecopy |
| sectool-gui | scanmem | hfsutils |
| unhide | sleuthkit | cmospwd |
| examiner | macchanger | secuirty-menus |
| srm | ntfs-3g | mc |
| firstaidkit-gui | ntfsprogs | screen |
| net-snmp | pcapdiff | openvas-scanner |
| hexedit | netsed | rkhunter |
| powertop | sslstrip | nebula |
| mutt | bonesi | tripwire |
| nano | proxychains | prelude-lml |
| vim-enhanced | prewikka | iftop |
| wget | prelude-manager | scamper |
| yum-utils | picviz-gui | iptraf-ng |
| firstaidkit-plugin-all | onenssh | nethogs |
| vnstat | dnstracer | uperf |
| aircrack-ng | chkrootkit | nload |
| airsnort | aide | ntop |
| kismet | pads | trafshow |
| weplab | cowpatty | wavemon |
以上工具大都集成于Kali linux中