I'm playing around with Solidity and now I'm coding my own "ICO". Followed this tutorial:
How to build your own Ethereum based ERC20 Token and launch an ICO
in next 20 minutes
and things worked fine. But I've seen a lot of articles online how a smart contract is drained from a hacker or how funds are forever locked.
How to make sure only you can access the funds from your ICO?