Intelligent CISO Issue 49 - Page 42

CISOs must build a culture where all team members share the vision and goals of the programme and are clear on their individual role in company safeguarding .
EXPERT OPINION
Getting to grips with realistic metrics
Security teams are regularly asked to provide figures for how many breaches they prevent every month across the perimeter and endpoints but it ’ s difficult and misleading to give these figures . Unfortunately , these numbers aren ’ t representative of the genuine hard work of the team . It ’ s better instead to set metrics that can build trust , which might include details such as :
• Threat dwell time – The duration the adversary is in the system prior to discovery
• Patching and vulnerability – Time taken for the team to fix an issue or issue a security patch
• Checking the mean time to closure
• Documenting how many incidents the team has detected and resolved
• Measuring the results of newly integrated security products or initiatives , such as Multi- Factor Authentication or phishing awareness training .
Building a culture of cybersecurity
Responsibilities for cybersecurity extend way beyond the CISO ,

CISOs must build a culture where all team members share the vision and goals of the programme and are clear on their individual role in company safeguarding .

across the security team and to every IT user in the organisation , from executives to interns and even wider network stakeholders such as business partners . Therefore , CISOs must build a culture where all team members share the vision and goals of the programme and are clear on their individual role in company safeguarding . It ’ s most effective when this messaging comes from the top down .
It ’ s important to maintain continuous training while managing a new security initiative , especially when onboarding new employees . A risk assessment performed together with phishing exercises will keep security front of mind for employees .
Any organisation which operates in silos will have greater challenges to boost security strength across the business . If each part of an organisation is interwoven with one another , with shared security goals , that organisation will always be working the hardest to protect its assets .
The CISO will be the biggest influence on company security behaviour and decisions . When workers are stuck in their ways , it can be a challenge , but tightening
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