RPD™ (Rights Protected Document)

How Dynamic Watermarking Helps Deter and Trace Document Leaks

October 29, 2026 / in Blog / by Zafar Khan, RPost CEO

What your email security can’t see could be the bigger risk

An acquisition adviser needs the financial model. A FinTech partner needs the integration specification. A defense supplier needs an approved technical briefing. Each recipient may have a legitimate reason to read sensitive information—and an opportunity to capture or redistribute it.

How to Expire Document Access Automatically for Better Security

August 13, 2026 / in Blog / by Zafar Khan, RPost CEO

Track individual readers and access activity

Access to a sensitive document is often granted for a specific purpose. A lawyer needs a contract during a review. An auditor needs financial records for a defined assessment period. A healthcare consultant may need access while completing a case review.

Who Opened Your Document? Why Reader Tracking Matters?

July 14, 2026 / in Blog / by Zafar Khan, RPost CEO

Document Readers Tracking and Viewing Activity: A Practical Accountability Workflow for Sensitive Files.

Document Readers Tracking and Viewing Activity is useful only when it helps a team make better access decisions. Knowing that a file was opened is a weak signal on its own. Sensitive document workflows need more context: who viewed the file, whether that person was expected, how the review unfolded, and whether access should remain active.

How to Track Document Readers and Viewing Activity

July 03, 2026 / in Blog / by Zafar Khan, RPost CEO

Track Readers — Beyond the Basic "Open" Signal.

Knowing that your document was opened is not the same as knowing that it was read.

For security-aware teams distributing sensitive documents to external parties — investors, regulators, opposing counsel, clinical partners, or deal counterparties — that distinction is where the real gap lies. A delivery confirmation or link-click notification tells you that someone interacted with a file at a specific moment.

How to Detect Unauthorized Document Access from Unexpected Locations

June 26, 2026 / in Blog / by Zafar Khan, RPost CEO

Document Geofencing & Location-Based Access Control.

A sensitive document leaves your organization. It reaches the intended recipient. Transmission confirmed, delivery logged.

What happens next is outside your visibility entirely.