black.com vs. Proton Mail

Our email hosting platform provides superior encryption for all your communications, utilizing zero-access encryption techniques such as AES-GCM-256 alongside RSA-OAEP-4096 for secure key sharing, guaranteeing that only you can view your email contents while we are completely unable to access them. Every element of your email experience is protected, covering subjects, headers, message bodies, attachments, drafts, and even push notifications. Situated in Austria, we are committed to outstanding data security and leverage Swiss infrastructure, allowing us to function under some of the world's most stringent privacy regulations, especially when compared to many technology companies in the United States. Upon registration, you will receive an initial 25 GB of storage, with an additional 2 GB added to your account each year, ensuring that as you regularly use the service, you will consistently have more than enough space for your emails and attachments. This commitment to privacy and security means you can communicate with peace of mind, knowing that safeguarding your information is our highest priority. Additionally, our user-friendly interface makes it easy to manage your emails and stay organized, enhancing your overall experience with our service.

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.