In German law, is it legal to send an encrypted message via a post card? E.g. encrypt a message text on a computer with RSA and print the Base64 hash on the post card and send it. Or is it a requirement that the message content is readable (hand written) plain text?

  • 6
    Why wouldn't it be? – phoog May 30 '18 at 21:00

Your Answer

By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy

Browse other questions tagged or ask your own question.