Business data protection: Practical strategies that work
Don’t wait for a data breach to put your business at risk. Secure your organization with a business data protection solution designed to protect your most valuable assets.
What business data needs protection and why?
Business data includes all the information your organization creates, collects, stores, and depends on to operate. Each type plays a role in supporting operations, maintaining trust, and giving you a competitive edge, so any compromise puts your business at risk.
Intellectual property (IP)
Intellectual property — including patents, trade secrets, source code, and proprietary processes — makes your business unique. If stolen or leaked, competitors can gain an unfair advantage, causing financial and strategic damage to your organization.
Internal documentation
Daily operations rely on secure internal information such as financial reports, strategic plans, board communications, standard operating procedures (SOPs), and HR records.
Exposing these documents can disrupt workflows, weaken decision-making, and leave your business facing legal and compliance issues.
Personal and regulated data
Your business holds sensitive information about the people you work with, including employees, customers, and contractors. This can include personal data, payroll records, identification documents, and — in certain industries — highly sensitive data such as patient health records or legal case files.
If this information isn’t properly secured, you risk compromising privacy, facing regulatory and compliance penalties, damaging professional relationships, and eroding your brand’s credibility and trust.
Contracts and business agreements
Contracts and agreements set the rules for how you work with partners, suppliers, and clients. NDAs, supplier contracts, licenses, and other legally binding records define what each party is allowed or required to do.
If these files are leaked, accessed by the wrong people, or handled carelessly, your business can face legal conflicts, lose negotiating power, compromise strategic relationships, and harm its reputation.
How to protect your business data from leaks and unauthorized access
A strong strategy for business data protection combines secure technology, clear policies, and informed people. Here’s how to reduce the risk of unauthorized access, breaches, and accidental data loss.
1. Choose Swiss privacy and independent EU hosting
Where you store your business data matters. Many cloud providers rely on Big Tech infrastructure or operate under laws that allow broad data access requests, putting your sensitive information at risk.
Proton is protected by strong Swiss privacy laws and runs on our own servers across Switzerland and the EU. This ensures your business files remain private, sovereign, and fully protected from third-party access or data mining.
2. Use end-to-end encryption
Encryption protects your data by turning it into unreadable code that can only be decrypted with the correct keys. GDPR, for example, recognizes encryption as one of the most effective ways to secure personal data.
Cloud platforms usually encrypt data in transit and at rest, but they still retain access to the encryption keys, meaning they can see your data and analyze, share, or monetize it according to their policies — and it could be exposed in a data breach.
Proton Drive, however, uses end-to-end encryption, encrypting your data on your device before upload to ensure only you and authorized recipients can access it. We never hold your encryption keys, so even in the event of a breach, your data remains secure.
3. Manage access and stay in control
Your team, partners, and clients should only have access to the data they need. Keeping permissions tightly controlled reduces the chance of accidental exposure, limits who can see or change sensitive information, and ensures your data remains under your organization’s control.
When sharing business files with Proton Drive, you can send email invites or secure links with passwords and expiry dates. You can also choose what others are allowed to do — such as view-only or edit when collaborating in Drive’s document editor.
All shared files are easy to manage from a dedicated sharing space, where you can revoke access anytime if circumstances change.
4. Recover files and undo mistakes
Accidental edits and overwritten uploads are common risks when people collaborate across shared drives. Proton Drive’s version history lets you see who uploaded and modified each version of a file and restore previous versions, going back up to 10 years.
Files you accidentally deleted or changed your mind about are moved to the trash instead of being permanently removed, so you can restore them anytime.
5. Use two-factor authentication (2FA)
Strong passwords alone are no longer enough to keep business accounts secure. If a password is stolen, guessed, or reused elsewhere, attackers can gain access to your internal systems and sensitive information.
2FA adds an extra verification step when logging in, such as a one-time code, preventing unauthorized access even if login credentials are compromised.
With a Proton for Business account, you can enforce 2FA across all team accounts and use an activity monitor to track and log suspicious authentication attempts. Plus, Proton Sentinel detects and blocks attempts to take over accounts.
6. Prepare an incident response plan
An incident response plan ensures your team knows exactly what to do if sensitive data is compromised, which helps minimize damage, reduce downtime, and protect trust.
This plan should clearly outline:
- Who to contact and who takes charge when something goes wrong.
- How employees should report a potential security issue.
- The immediate steps to contain the situation and prevent further damage.
- How your team can assess what happened and which data may be affected.
- Expectations for when and how to inform customers, partners, or regulators.
- How your systems and data will be restored safely.
- A process for reviewing what happened and improving your response in the future.
7. Train your team to handle data securely
Even with the right tools in place, mistakes such as oversharing a file or using weak passwords can put sensitive information at risk. Training your team in security awareness helps create safe habits and reduces the likelihood of human error.
Here's what your team should know how to do:
- Identify suspicious emails, links, and unexpected requests.
- Use strong passwords and enable 2FA.
- Set appropriate access permissions when collaborating.
- Review and modify access permissions regularly.
- Handle and share sensitive files securely.
How Proton ensures data protection for your business
Protect every layer of your business data with Proton’s encrypted ecosystem.
Safely store, share, and collaborate on business files with secure cloud storage and document editing.
Keep internal and external communications encrypted, including emails and attachments.
Plan and manage schedules while ensuring meeting details and sensitive information remain private.
Manage and secure team access to work accounts with an encrypted password manager.
Start protecting your business data
Why use Proton for your team’s data security and privacy
All Proton apps integrate seamlessly to protect your data. Here's how Proton gives your business the security, privacy, and control it needs.
Compliance that builds trust
Show stakeholders that you take their data seriously. Proton aligns with data protection standards such as: GDPR, HIPAA , SOC 2 Type II and ISO 27001.
Transparency and audits
All Proton apps are open source, so anyone can review our security. We also commission third-party security audits and run a bug bounty program to find and fix vulnerabilities.
Swiss privacy protections
Proton is governed by Swiss law, known for its strict privacy protections. Your data is stored in secure EU infrastructure and kept out of the data-harvesting ecosystems often linked to Big Tech.
Long-term privacy
Proton is majority owned by the nonprofit Proton Foundation, ensuring we stay focused on our privacy-first mission long-term, rather than bending to pressure from profit-driven investors.
Protect your business data with Proton Drive for Business
Frequently asked questions about business data protection
- Where should your business start with data protection?
- Is data protection for small businesses different from large organizations?
- What’s the difference between data security and data privacy?
- What is cloud data protection?