MinIO will require access and secret keys. To generate a set of random keys to choose from, run:
docker run -it --rm alpine sh -c 'apk add pwgen && pwgen --secure --capitalize --numerals --ambiguous 30'
--capitalize Include at least one capital letter in the password--numerals Include at least one number in the password--symbols Include at least one special symbol in the password--secure Generate completely random passwords--ambiguous Don't include ambiguous characters in the password30 password lengthReference: Discussion about key best practices