Proton
Proton provides encrypted email, VPN, cloud storage, and other privacy services.
- Categories
- Email security, Password managers, MFA and passwordless authentication, Encryption and key management
- Based in
- Geneva, Switzerland
- Founded
- 2014
- Ownership
- Private
- Certifications
- ISO 27001, SOC 2 Type II
About Proton
Proton is a privacy-focused technology company founded in 2014 by scientists who met at CERN. It offers a suite of encrypted services including email, calendar, file storage, VPN, password manager, and an AI assistant. These products are designed to protect user data with end-to-end encryption and zero-access encryption, meaning not even Proton can access the data. The company is based in Switzerland and operates under Swiss privacy laws. It serves over 100 million users and more than 100,000 businesses, including large public and private organizations. Proton's services are available on all major platforms and can be used for free, with paid plans offering additional features. The company is open source and its apps are independently audited. It also runs a bug bounty program and has a vulnerability disclosure policy. Proton is ISO 27001 certified and SOC 2 Type II verified. It helps businesses comply with regulations such as GDPR and HIPAA.
Products
- Proton MailEncrypted email service that blocks spam, tracking, and ads.
- Proton CalendarSecure calendar that keeps events private.
- Proton VPNVirtual private network for private browsing and content access.
- Proton DriveEnd-to-end encrypted cloud storage for files and photos.
- Proton PassPassword manager that generates, stores, and syncs passwords and alerts to breaches.
- Proton AuthenticatorApp for syncing and backing up two-factor authentication codes.
Ownership and deals
- Proton acquired Standard NotesReport on Proton buying Standard Notes (opens in a new tab)
- Proton acquired SimpleLoginReport on Proton buying SimpleLogin (opens in a new tab)
Acquisitions come from SecurityWeek's monthly M&A round-ups from 2021 onwards, from Cybersecurity Ventures' quarterly M&A reports for 2020, and a few from Wikipedia lists. Funding rounds from 2022 onwards come from Return on Security's weekly Security, Funded newsletter. These are dated to the month. A few deals added from the news are dated to the day. Smaller deals may be missing. Amounts are in US dollars.