This is a collection of interesting things related to writing secure Solidity code.
"examples" folder contains detailed explanations about what is going on.
Sources :
https://github.com/ethereumbook/ethereumbook/blob/develop/09smart-contracts-security.asciidoc
https://ethernaut.openzeppelin.com/
https://www.youtube.com/playlist?list=PLO5VPQH6OWdWsCgXJT9UuzgbC8SPvTRi5