What is the crypto hardware on STM32? Especially with regards of the memory that saves the keys and certificates. Is someone have a detailed block diagram?

[Andrew Neil]

Which particular STM32?

Have you looked in the Datasheet, and/or Reference Manual and/or other documentation?

Please don't put the entire post in the Title - see:

https://community.st.com/s/article/How-to-Post

Limit the title to ~ 70 characters.