When handling hypersensitive information, it's important to share your documents in a safe way. Be sure to only share the data to those who need it. This will reduce the chance that a substantial portion of your data will fall into unintentional hands in the event of a leak or breach. Use tools that will M&A protection with secure storage prevent unauthorised edits of files. You can use programs to encode files if you're working with a colleague working on an Excel spreadsheet. This safeguards the file from malicious or accidental changes and ensures that the numbers are correct.
The addition of a watermark to your files is a good idea. It adds an additional layer of security and allows you to keep track of who is using your files. In addition, you can add an expiration date on download links and eliminate access to the file after a certain period of time. This will keep hackers out or even employees with no authorization from keeping personal data for longer than they are permitted to do so by company guidelines. Create a manual to guide your employees on how to delete a file many times.
If it's research data or student information, or your carefully-crafted spreadsheets and documents, the information you store on your devices is extremely valuable. If you make a mistake, your confidential information could be viewed by the public, causing financial losses or tarnishing your reputation.