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WhatWeb and Wappalyzer: Technology Fingerprinting
WhatWeb and Wappalyzer: Technology Fingerprinting WhatWeb and Wappalyzer tell you what a website is built with: server, CMS, frameworks and versions. Version numbers on public pages help attackers pick an exploit. Hide versions on your own site. Seeing “PHP 5.x” and jumping straight to an exploit. A
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What this card says
What it is
WhatWeb and Wappalyzer tell you what a website is built with: server, CMS, frameworks and versions.
Why it matters for security
Version numbers on public pages help attackers pick an exploit.
Hide versions on your own site.
Common mistake
Seeing “PHP 5.x” and jumping straight to an exploit.
A version is a hint, not proof. False positives happen; confirm first.
Learn more in the lesson: 36.3 WhatWeb and Wappalyzer: Technology Fingerprinting