WatchGuard’s Threat Lab is a group of dedicated threat researchers committed to helping you stay ahead of the bad guys by providing in-depth analysis of the top security threats to your network. Check out this quarters report on the threats that shook the industry in Q4 2017.
Reference:
http://www.harddriverecovery.org/clean_room.html
http://en.wikipedia.org/wiki/Clean_room (Note the Class 1000 US FED STD 209E information in the table here; yes it's cancelled, but that is what was needed/used or better you can expect). And some places (see next link) say you need a more expensive class 100 Clean room.
http://www.vogon-international.us/disk-recovery-clean-room.htm
http://www.dataemergency.co.uk/cleanroom.htm
http://www.essdatarecovery.com/clean.asp