How to Send Secure PDF Documents Online\n\nSharing confidential reports, legal contracts, and financial statements requires proper security measures.\n\n---\n\n## Best Practices for Secure PDF Sharing\n\n1. **Encrypt First:** Use **[Protect PDF](/protect-pdf)** to add AES password encryption.\n2. **Compress for Email:** Use **[Compress PDF](/compress-pdf)** to meet attachment limits.\n3. **Share Password Separately:** Send the document password via a different channel (SMS, call).\n4. **Combine Documents:** Use **[Merge PDF](/merge-pdf)** to send everything in one encrypted file.\n\n---\n\n## Related Tools\n- [Protect PDF](/protect-pdf)\n- [Compress PDF](/compress-pdf)\n- [Merge PDF](/merge-pdf)