I get an error about missing/empty secret, regardless of the content or presence of the --apiSecret flag.
$ hub --apiKey bufrrhhnudr5g56vcracbezmryi --apiSecret be3XXXncngi buck init -n test
Encrypt bucket contents: y
Error! Invalid secret: cannot decode multibase for zero length string
Seems to work fine when using env variable:
HUB_API_SECRET=<secret> hub --apiKey ....
-> Slack thread