Depending on which country you’re in, it’s possible to do a masters degree part time. I’ve known a few people who have done this. Even with a masters degree you

Depending on which country you’re in, it’s possible to do a masters degree part time. I’ve known a few people who have done this. Even with a masters degree you’re probably not going to want to run around solo doing crypto protocol design though. These things are usually better done as part of a team or with years of experience.