Cryptography - how to make money?

Question

Fintech

Hello. I am a mathematician and it so happened that my specialty is asymmetric cryptosystems. How and where you can earn on prime numbers, factorization, etc.

Answer 1

Hack bitcoin and become a millionaire (billionaire?): P
But seriously, then, um, develop commercial crypto-protection systems, though you have to tinker with the FSB (or the KGB, depending on where you are from).

Answer 2

Write a decryptor for files encrypted by viruses :)

Answer 3

Or just write an analogue of the Vernam cryptosystem that can be used in desktop applications.

Answer 4

Creation of a custom-made crypto-database, where access to the elements of this database will be segmented according to the key. So that when the database is completely copied, no one can read it)

Answer 5

Breaking old and creating new algorithms is a very rich topic.