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Encryption

Encrypt Text

Encrypt a text message for a recipient using their .zpub public key. Produces a .zelen container with ML-KEM + AES-256-GCM.

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Recipient Public Key

Drop .zpub here or Recipient's public key — drop file or paste JSON below
or paste JSON directly
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Sender Key (Optional — for signing)

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Message

Maximum 1 MB. Use file encryption for larger payloads.
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Options