The observer effect (commonly confused with Heisenbergs Uncertainty principle) can be used by an attacker to determine if they are being monitored or introspected upon from on high. This talk will examine architectural tells that can be utilized to detect the presence of analysis tools, even those with higher privilege/stealth capabilities than the attacker. The second part of this talk will provide some handy Feng Shui techniques for making your new home more cozy. The combination of these two techniques will let you be the Martha Stewart of your system: tidy, safe and feeling slightly guilty for your insider access.”]
Source: http://conference.hitb.org/hitbsecconf2016ams/sessions/using-the-observer-effect-cyber-feng-shui/