Resilience

re·sil·ience

noun /ri-ˈzil-yən(t)s/

an ability to recover from or adjust easily to misfortune or change

 

Real world truisms

  • People make mistakes
  • Machines break
  • Accidents
  • No such thing as 100%
  • Failure is normal

 

Resilience is "Portable"

Organizations today face a wide range of risks

  • Pandemics
  • Natural disasters
  • Markets
  • Cyber threats 
  • Technology disruptions

Resilience is not just business continuity planning (BCP)

  • Companies now need to anticipate and prevent any kind of disruption
  • A resilient business will combine BCP with risk management planning
  • A resilient business can apply this resilience to any kind of risk 

Reliability

  • Reliability is the consistency in performance, speed, availability, and resilience
  • A reliable system or service to be reliable "just works"
  • Reliability applies scientific knowledge to assure that a system will perform its intended function for the required duration within a given environment
  • Includes the ability to test and support the system through its total lifecycle
  • Reliability is the outcome or the result
  • Resiliency is the ability to withstand certain types of failure and yet remain functional
  • Reliability is the outcome and resilience is the way you achieve the outcome

Know Your Network

 

Cyber "attack lifecycle"

Eight Blue boxes with text running from top left to bottom right. Text in the boxes from left to right, Reconnaissance, Initial Exploit, Weaponization, Delivery, Exploitation, C2, Privilege escalation, Data exfiltration.

 

Each phase of the "kill chain" is indicative of an attack and opportunity to detect and provide resilience.

Important to know what's on the network, hunting for adversaries and applying intelligence to discover them even if they get in and before they do damage.

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