{"name":"DeadDrop","what":"Zero-knowledge one-time-secret relay. Encrypt client-side, POST the ciphertext, share a self-destructing link.","flow":{"create":"POST /secret { ciphertext, ttlSeconds? } (paid) -> { id }","share":"give the recipient /s/<id>#<key> - the key stays in the URL fragment, never sent to the server","read":"POST /s/<id>/reveal -> ciphertext once, then it is destroyed"},"limits":{"maxCiphertextChars":90000,"defaultTtlSeconds":86400}}