Vernam IM alternatives

Keep confidential information out of email, Slack, Teams, Whatsapp or any other communication channel. A one-time disposable link guarantees your secrets can only ever be accessed once - before being destroyed forever.

Threema is the world’s best-selling secure messenger and keeps your data out of the hands of hackers, corporations, and governments. Threema can be used completely anonymously, allows to make end-to-end encrypted voice and video calls, and offers every feature one would expect from a state-of-the-art instant messenger. With Threema Web, you can also use Threema from your Desktop.

Zoldy is an extra layer of security and negotiating tool for confidential information holders at risk of finding themselves in dangerous situations which threaten to compromise the information they hold, even for those who need control if failing to respond.