this practice (of determining that the software is being tested, and thus altering its behaviour in favourable ways) has been present, off and on, in the anti-v

this practice (of determining that the software is being tested, and thus altering its behaviour in favourable ways) has been present, off and on, in the anti-virus industry, for years. Here's one of the latest occurrences: http://www.theregister.co.uk/2015/05/06/antivirus_testers_strip_tencent_of_rankings_after_tweaks_put_users_at_risk/ http://www.theregister.co.uk/2015/05/06/antivirus_testers_st...