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What zip encryption is used by Windows Explorer

Fresh5 days ago
Mar 15, 20261619 views
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Problem

I'm trying to find out what algorithm and key strength is used by Windows (XP) Explorer in order to explain why it isn't secure, but it does not seem to be detailed anywhere (Google only seems to give me offers of other software, and MS KB search is about as useful as a chocolate fireguard). I pres…

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I presume it uses the PKZIP stream cipher AFAIK, you're correct about that. Given that XP was originally released in 2001, more powerful encryption methods for securing Zip files were extremely rare (if available at all). The only protection that co…

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