You can limit read and write access on users. It's documented on this page: http://influxdb.org/docs/api/http.html. We haven't implemented the specific column limits part of that API yet so feedback would be great. Does that take care of the use case you were thinking of?
However, security is probably not something to bother with in sandbox since it's not HTTPS. We're looking at it now, and should have it back up in a bit.
However, security is probably not something to bother with in sandbox since it's not HTTPS. We're looking at it now, and should have it back up in a bit.