One-Time Secret - One-Time Secret is a way to share sensitive information simple and secure.
Encipher.it - Encrypting email with Encipher.it is a simple way to protect your sensitive data.
Password Pusher - Go Ahead. Email Another Password.
Gofile.io - You can upload your files without registration, There are no limits.
Password.link - Securely send and receive secrets using a one-time link. The secret is encrypted and decrypted in the browser using an encryption key only known by the user. Has features like notifications, teams, API. Trusted by IT teams all around the world.
Filebin - Convenient file sharing on the web, without registration. Simply upload files and share the URL.