Prepares for declassification, perhaps

• Edits for publication
• Readies for publication
• Censors, in a way
• Blue pencils
• Prepares, as a proclamation
• Conceals, in a report
• Makes ready to publish
• Censors, as a document
• Prepares for publication

Wiktionary Word definitions in Wiktionary
vb. (en-third-person singular of: redact )