Investigate and address remaining/long-term iSEC Findings
We should go over the iSEC findings and see if there are things left or need re-addressed. See: https://blog.torproject.org/blog/isec-partners-conducts-tor-browser-hardening-study for the original blog post and https://github.com/iSECPartners/publications/tree/master/reports/Tor%20Browser%20Bundle for the full report.