Proton Mail for Business offers a secure and professional email solution trusted by 50,000 organizations. Built with end-to-end encryption and protected by Swiss privacy laws, Proton Mail ensures your sensitive information is safe from unauthorized access and data leaks. Whether you're a small business or a large organization, you can ensure regulatory compliance, reinforce client trust, and keep your communications safe. Easily migrate your team from Google or Microsoft, use your own email domain for your communications, and manage your schedule with Proton Calendar — all in a user-friendly, privacy-focused platform.
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Proton Pass for Business is an enterprise-ready password and access management solution built for organizations that demand both strong security and ease of use. It uses end-to-end encryption and a zero-knowledge framework to protect passwords, passkeys, secure notes, credit card details, and identity data, ensuring only authorized team members can access sensitive information.
The platform enables teams to organize and share credentials securely through encrypted vaults, improving collaboration without increasing risk. Administrators gain full visibility and control with role-based permissions, centralized user management, audit logs, and policy enforcement tools that support compliance requirements and internal security standards. Automated onboarding and offboarding workflows help businesses maintain tight access control as teams evolve.
Proton Pass for Business enhances everyday productivity with built-in password generation, one-click autofill, and seamless synchronization across browsers and devices. Integrated email aliasing helps protect employee identities and reduce exposure to phishing, while dark web monitoring alerts organizations when credentials are compromised.
Developed with an open-source approach and backed by independent security audits, Proton Pass delivers transparency alongside robust protection. Data is hosted in Switzerland, where strict privacy regulations provide an added layer of legal security for businesses handling sensitive information.
With its combination of advanced encryption, an intuitive user experience, and powerful administrative features, Proton Pass for Business helps organizations strengthen access security, reduce the risk of breaches, and simplify credential management at scale without compromising privacy or performance.
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MsgSafe.io
Effortlessly create an endless array of email addresses, each associated with its own list of contacts, all while ensuring the privacy of your actual email account. These addresses can be shared freely, keeping your personal email shielded from telecom companies, governmental agencies, and cybercriminals who might seek to surveil your communications. Each virtual mailbox is equipped with advanced 4096-bit GPG and S/MIME encryption keys and certificates, ensuring that every email stored within MsgSafe-io remains secure and encrypted. You also have the option to tailor the encryption settings for every single contact you engage with. Protect your entire family or organization by managing all identities and email addresses linked to your current domain. If you don't yet own a domain, our domain registration services can help you secure one that integrates effortlessly with MsgSafe-io, complete with essential privacy protections. If you have concerns about the privacy of communication services like FaceTime, Skype, Duo, or Hangouts from major companies like Apple, Microsoft, and Google, consider using our secure and private audio and video communication platforms instead. With these tools, you can invite others to join you through a simple browser link, enhancing both your online security and privacy. This approach not only fortifies your communications but also offers peace of mind in a digital age where privacy is increasingly at risk.
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Aster Mail
Aster Mail is a free, open-source email service that prioritizes user privacy through end-to-end encryption, offering a straightforward experience that avoids complicated technical hurdles. The encryption happens directly on the user's device, guaranteeing that our servers remain uninformed about the contents of messages or any related metadata.
By leveraging the widely recognized OpenPGP standard with RSA-4096 keys, Aster allows users to maintain independence from any single provider, as their keys are compatible with GPG, Thunderbird, or any other PGP-enabled client, and can be easily found through WKD and public key servers. For communications between users of Aster, the service utilizes a Signal-inspired X3DH and Double Ratchet protocol, which significantly boosts forward secrecy.
Each subscription level includes encrypted email functionalities, the ability to use custom domains, free aliases, protection from trackers, and unrestricted access on both web and desktop interfaces. The entire codebase is released under the AGPL v3 license on GitHub, promoting rigorous audits, and it includes a public warrant canary along with a transparent vulnerability disclosure policy to enhance user trust.
The free subscription offers 10 GB of encrypted storage, 5 aliases, and 1 custom domain, while paid plans commence at just $2.99 monthly, with all servers based in Germany to comply with strict data protection laws. Users can confidently communicate, knowing their messages are safeguarded by leading encryption technologies, making Aster Mail an excellent choice for those valuing privacy. Moreover, the user-friendly interface ensures that even those with limited technical knowledge can take full advantage of its robust security features.
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