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Proton Trust Center Your security is our priority At Proton, trust is at the core of everything we do. As a leader in privacy and compliance, we design all our services with your business's security and privacy in mind. Learn more about Proton Security The Proton Trust Center is where you’ll find the essential information about our security practices, compliance, and certifications — helping you make the best decision about safeguarding your business and customer data. End-to-end encryption At the foundation of the Proton ecosystem is end-to-end encryption (E2EE), keeping your data secure and private at all times. Data ownership You retain full control of your data. We cannot access, use, or share it — period. Protected by Swiss laws Switzerland’s strong privacy laws ensure your business receives the highest level of legal protection and peace of mind. Proton security models All Proton services are built with a secure-by-design approach to protect your data. Our security models define what each product is built to protect you against, ensuring transparency about our capabilities. By always refining our apps and investing in advanced cryptographic architecture, we maintain the highest security standards. Unblock content and browse the web privately Proton VPN encrypts your internet activity, hides your IP address, and defends against sophisticated attacks and malware. Learn more Communicate safely with your team and your sources Proton Mail protects the content of your messages with end-to-end encryption, making them accessible only to you and your recipient. Learn more Be more productive with a simple and secure team calendar Proton Calendar keeps your events encrypted, ensuring your plans remain private from everyone — including Proton. Learn more Unblock content and browse the web privately Proton Drive encrypts your files before upload, securing them so only you and trusted collaborators can access them. Learn more Safely manage passwords and credentials Proton Pass uses end-to-end encryption to secure your login credentials, ensuring only you have access. Learn more Ask and ideate with a privacy-first AI assistant Lumo for Business gives your organization the power of AI, while your data stays with you — and only you. Learn more Unblock content and browse the web privately Our Android apps are designed to encrypt your data and protect your privacy on the go. Learn more Safely manage passwords and credentials Our iOS apps keep your data secure with advanced encryption tailored for Apple devices. Learn more Security reporting As scientists, we believe in the power of transparency and collaboration to ensure the best security. We regularly engage with the security community to identify and fix any vulnerabilities. Bug bounty program We encourage researchers to report vulnerabilities and offer rewards through our bug bounty program. Learn more Vulnerability disclosure policy Our responsible disclosure policy outlines how we handle reports of potential security issues. Learn more Security contributors We are dedicated to working with the security research community to identify, verify, and resolve potential vulnerabilities and keep Proton secure. Learn more Legal safe harbor policy Proton provides legal protections for security researchers who responsibly disclose vulnerabilities, ensuring they can report issues without fear of legal consequences. Learn more Open source and independently audited As an organization founded by scientists who met at CERN, we see peer review and transparency as core values. That’s why we’ve made all our apps open source and subjected them to audits by independent security experts. You can freely explore our GitHub repositories(new window) to see how our products are built and maintained, or you can read a third-party expert’s assessment. By making our apps open source and subjecting them to third-party audits, we ensure our products are secure and trustworthy. Proton Mail repository Proton Calendar repository Proton VPN repository Proton Pass repository Proton Drive repository Proton Lumo repository Simplify your compliance journey All Proton services are designed and built so your business easily complies with data protection regulations like GDPR and HIPAA. Whether you’re handling customer data in Europe or the US, Proton has the tools you need to stay compliant. GDPR(new window)HIPAA(new window)CJISPCI Proton is ISO 27001 certified This is the gold standard for information security management systems (ISMS). This certification reflects our commitment to maintaining the highest level of security across our internal processes. ISO 27001 ensures that we systematically assess and address risks, implement comprehensive security controls, and continuously improve our security practices. View certification SOC 2 Type II verified Proton has completed a SOC 2 Type II audit, demonstrating that our infrastructure, processes, and controls are independently verified to meet rigorous standards for protecting sensitive information. This audit reinforces our commitment to building secure systems that earn and maintain customer trust. Third-party validation While frameworks like DORA, NIS2, and CCPA emphasize using providers with state-of-the-art security, our independent audits and ongoing efforts to obtain additional certifications ensure that we meet and exceed these expectations. Simple to use Switching your business to Proton is an easy-to-follow process that does not require extensive onboarding or training. We built our user-friendly platform with familiarity and ease of use in mind. Proton’s support pages offer tutorials, guides, and visuals to help you on your journey. How to get your business started in Proton Mail Dedicated customer support Our responsive customer service center secured a top spot in Newsweek’s “2025 Best Customer Service” rankings. With a Proton business plan, you’ll get priority support. Organizations with six or more users can also get phone support. Ready to secure your business with Proton? Explore our products and learn more about how we can help you meet your security and compliance needs. Get started with Proton Frequently asked questions Compliance What regulations is Proton subject to? GDPR Does Proton have a DPO (data protection officer)? Security What certifications does Proton have? Security What is a security model? Open source Are Proton apps open source? Support Does Proton offer support for businesses? Security What is Proton's Bug Bounty Program? Industries What industries can benefit from Proton's services?