security/

Passwords, encryption, auth and the common attacks to avoid.

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security/digital-signatures-how-a-message-proves-who-wrote-it-and-that-nobody-c.md Digital signatures: how a message proves who wrote it and that nobody changed it How can you tell that a message really came from who it says, and that nobody changed a word on the way? A digital signature does both with… 4 min read · 3 Nov