Almost certainly, unless you trust Mozilla less than Twitter and LinkedIn, both of which you've trusted with your name and presumably email. Mozilla seems to

Almost certainly, unless you trust Mozilla less than Twitter and LinkedIn, both of which you've trusted with your name and presumably email. Mozilla seems to be one of the least un-trustworthy tech companies, at least in my opinion I'm honestly surprising to me that someone who's been in this scene so much longer than myself would ask this question about Mozilla.