ProtonMail is a dedicated email service that offers encrypted email by way of Android, iOS, and web apps. The basic service is free, but you're limited to 150 messages per day.

Free Secure Email. We believe email privacy should be available to all. That's why our code is open source and basic ProtonMail accounts are always free. You can support the project by donating or upgrading to a paid account. Safe, secure, and free for non-commercial use, Trend Micro Email Encryption Client ensures that no one except you and your recipients can read your encrypted email messages and attachments. Simply click the "Send Private" button from Outlook to encrypt your email message and any attachments with 256-bit AES, the same encryption standard Free secure Email Alternative Signal. Unlimited storage - encrypted messages - Apps for Android and iPhone. Ok, so we will begin by admitting that this is not actually an email service. However, it is free, and when it comes to sending messages with strong end-to-end encryption there is nothing that really rivals Signal for ease of use and Most regular, free email accounts are fine for average users, but if you need to be ultra-confident the messages you send and receive are 100% protected, check out the secure email services below. These services provide an easy way to keep emails private, with guaranteed secure, encrypted email.

A free email encryption email client with S/MIME standard. I think it is quite easy to use, they have a global public key DB, we don't need to exchange the public key by ourselves. And every email will be encrypted, digitally signed automatically.

Lockbin, the free online email encryption service. Send secure email messages and files that are protected with AES-256 bit encryption.

Hushmail is a paid web-based email client that allows you to send encrypted email to anyone even if recipients don't have any email decryption tools. Recipients will receive an email notification to let them know they need to visit the Hushmail site, enter the code provided in the notification, and then correctly answer your challenge question.

As well as secure email—encrypted with a secure, open source implementation of OpenPGP—Mailfence offers calendar, contact, and document tools in the cloud. This makes it a stronger alternative to G Suite than most others on this list, and a cheaper competitor to Kolab Now with even better security (end-to-end encryption). Hushmail is a paid web-based email client that allows you to send encrypted email to anyone even if recipients don't have any email decryption tools. Recipients will receive an email notification to let them know they need to visit the Hushmail site, enter the code provided in the notification, and then correctly answer your challenge question. Best practice for Email Security. Enable encryption for every email. Use 2 factor authentication for verification. Eliminate spam, phishing and malware. Change your password often. Don't give your email address to sites you don't trust. Don't click the "Unsubscribe" link in a spam email. Don't send personal information in an email Whether you are using an email client or a web-based email solution, you can encrypt your email. I have searched for some of the easier (and free) means to successfully get those outgoing emails The email will be end-to-end encrypted and the recipient doesn't need to install the extension to receive and open the email. It will simply encrypt the email so any intermediaries like Google or even SendSafely itself can't read the email. There is no need for a password or other requirements to encrypt/decrypt the email. Conclusion