If you don't want anything fancy from wordpress, then running it securely is very easy: there is an autoupdate button which will update it for you with one clic

If you don't want anything fancy from wordpress, then running it securely is very easy: there is an autoupdate button which will update it for you with one click, the easier will be finding a hosted solution which will update wordpress for you (sometimes it might not work if you customized it).