Private material. Enter the access password to read.
Owner setup: this file is locked with a password you control.
Change password / embed a document →
Open this file in a text editor and edit the CONFIG block near the top of the <script>:
set PASSWORD_SHA256 (a hashed password) and optionally paste your PDF as base64 into EMBEDDED_PDF so users don't pick a file. A helper to generate the hash is included below the config.