Drag the elements

• secret
• inks
• unbreakable
• code
• neural
• undisclosed
• language

1. In the modern world, sometimes we need to send
   [ ] messages.
2. Just like in ancient times people used invisible
   [ ] for this purpose, now programmers create
   [ ] codes.
3. Not only people can be the
   [ ] makers, but
   [ ] nets are also used for this job.
4. Secret communication helps us to keep information
   [ ].
5. Sometimes to hide a message you even need to invent a secret
   [ ].