I occasionally write about security, mostly about applied cryptography from non-math perspective.

If you are interested on day to day work in financial cryptography and hardware encryption modules, check:

https://www.malgregator.com/post/key-management/

Some predictions on future malware development (some of them confirmed by now):

https://www.malgregator.com/post/the-future-of-malware/the-f...

Or using modern smartcards like Yubikey with DevOps tools (Vault) by leveraging ancient technologies like pkcs11:

https://www.malgregator.com/post/vault-authentication-with-y...