If you want to send us data / text or files / encrypted or tamper-proof data, you are welcome to use the tools operated by the office: 1. https://fiattolightning.eu/encryptor-decryptor/ You are welcome to send us the encrypted file, e.g. by e-mail. You are welcome to send us the encryption PW you have chosen separately, e.g. via WhatsApp (we have your phone number and will contact you). 2. https://fiattolightning.eu/trustyhash/ Here you can send us your file e.g. by email and the hash value by WhatsApp or via another app (please ask).