guides
Plain-language reading on private conversations, written the way sotvo speaks — quietly, without fear.
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What does an encrypted message mean?
An encrypted message is a message scrambled so only the person with the matching key can read it. This guide explains what the notice in your chat app means, in plain language.
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Is end-to-end encryption safe?
A straight answer on end-to-end encryption safety: where the math holds, how real attacks work, and the three weak points that decide the rest.
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What is ephemeral messaging?
A plain-language definition of ephemeral messaging: how TTL expiry actually works, and what a vanishing message does and does not protect.