If you are a “fearsome counterespionage operative”, you surely know how to send encrypted messages. But if you are a conventional internet user who needs to send an important message that disappears after being read for security reasons, you'll need the help of five online services that allow you to send password-protected self-destructing notes. Using these services lets you share confidential encrypted information, adding an expiration date for its deletion.

SafeShare.io

SafeShare.io lets you share information securely and confidentially. With this service you can create notes, requests, and self-destructing code snippets, then protect them with a password. The self-destruction validity can be: Automatic deletion, delete after reading, delete on second reading, etc. On the free plan you can create up to 10 notes, 10 requests, and 10 snippets per month without attachments.

5 Online Services for Sending Self-Destructing Encrypted Notes
It has commercial plans

NoteShred.com

NoteShred.com is a service that lets you send password-protected self-destructing notes. The big difference between NoteShred.com and SafeShare.io is the ability to attach a file of up to 5 MB to the notes. The platform allows you to create 10 notes per month for free.

5 Online Services for Sending Self-Destructing Encrypted Notes
You can attach files

Cloakmy.org

Cloakmy.org lets you create self-destructing notes protected with two passwords for free. The secondary password encrypts the note on your device. Expiration options are: Once read, destroyed after a specific time interval, or never expires. The tool has several advanced options that make Cloakmy.org an option worth considering.

5 Online Services for Sending Self-Destructing Encrypted Notes
A simple option

PrivNote.com

PrivNote.com website is a completely free service for sharing private notes without having to register. Simply write the message on the site and set its validity. To encrypt the note, you'll need to set a password and enter an email address to receive the self-destruction notification. This is the only service that doesn't track the recipient's IP.

5 Online Services for Sending Self-Destructing Encrypted Notes
Doesn't track IP

SafeMess.com

SafeMess.com is a simple solution for quickly sharing private notes. You can write a message from its interface and generate a password automatically or manually, then set the expiration time.

5 Online Services for Sending Self-Destructing Encrypted Notes
Very easy to use

With the five password-protected self-destructing notes, you can rest easy about the private messages you send over the Internet.