Jun Aruga's Blog

Output, activities, memo and etc.

Entries from 2021-04-08 to 1 day

Feodra: Where is my core file?

I am trying to make a friend with binary and debug reading 2 books "BINARY HACKS" and "DEBUG HACKS" written in Japanese. This time I would write about the segmentation fault and core file to debug on Fedora 33. Change the maximum size of t…

SSH key best practice

When investigating the current best practice to create a secure SSH key, I found this page. encryption - What are ssh-keygen best practices? - Information Security Stack Exchange The page said that the key "ed25519" was introduced at OpenS…