Protecting confidential data requires secure storage of sensitive PDFs such as bank statements, court filings, passports, and non-disclosure agreements. The most reliable approach to protect PDFs is by using the native security functions of WPS Office. WPS features a clean, easy-to-navigate layout and robust security tools that allow you to secure your documents with passwords without requiring additional applications.

To begin the PDF file you wish to secure in PDF viewing mode within WPS Office. After the file opens, navigate to the Protect tab located in the main toolbar. From there, select the option to Set Password. You must input a complex password. For maximum security, use a password with a combination of uppercase and lowercase letters, numeric values, and special characters, and should be over 12 characters in length to defend against dictionary attacks. Never include such as phone numbers or simple phrases.

After entering your password, confirm it by re-entering it in the confirmation box. You must never forget this password, as misplacing it renders the file unusable. WPS employs industry-standard AES-256 encryption, which is an industry standard for data security and is trusted by governments and enterprises worldwide. This means your file is encrypted at rest, and cannot be opened or altered without the correct password.

Once encryption is activated, export the document. WPS will prompt you to confirm the save operation, ensuring that the security settings are locked in. For additional security, consider storing your encrypted PDFs in a private location on your device, optimally mirrored to a secure cloud platform. Do not share the password via email or messaging apps. Opt for encrypted methods such as Signal, WhatsApp, or ProtonMail or hand it over physically.

For users with many encrypted PDFs, consider using a secure password keeper to store your credentials securely. Keep wps office下载 Office current to ensure you have the latest security patches and improvements. Avoid opening documents from untrusted senders, even if they are encrypted, as hidden malware could be present. Finally, always test your encrypted file by attempting to open it after saving, to ensure the password unlocks the file.

Adhering to this guide, you can protect your critical files with WPS Office’s tools, knowing that your private files are shielded from exposure and theft.