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Text Steganography

Hide secrets with zero-width characters after visible text. Survives copy-paste, local only.

Hide secret messages using zero-width characters after visible text. Invisible to the eye, survives copy-paste.

How to use

  1. 1Choose hide or extract mode.
  2. 2Hide: enter carrier and secret, copy the full stego text.
  3. 3Extract: paste the full text and run to reveal the secret.
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FAQ

How is zero-width stego hidden?
Invisible characters (zero-width space/joiner) append after visible text with no layout gap—plain-text editors may reveal anomalies.
Does copy/paste into chat apps keep secrets?
Many rich-text apps preserve zero-width chars, but some normalize Unicode and strip payloads—test your target app first.
Text vs image steganography?
Text stego needs no attachment and hides in messages, but capacity is tiny and “paste as plain text” can destroy secrets.