About Au Security

Established in 2019 Au Security Consulting recognised that not all organisations have the resources, understanding or maturity to embed the National Technical Authority recommended approach to insider risk mitigation into business as usual.  Our approach is to help you “build the bridge as you cross it” through an incremental approach that builds on success.

Our key principles

Risk based decision making

Proportional and necessary

Coordination and simplification

Consistency

Sarah Austerberry
MLitt, CSyP, RSES, FSyI
Director and Founder

  • 25 years experience in national security specialising in Insider risk and disruptive effects 

  • Senior security professional providing government security advice to the UK and Overseas Critical National Infrastructure

  • Former UK Government Head of Specialism for Personnel Security

  • Developing and implementing Aviation Insider Risk capability building programmes as part of EU funded projects

  • Carnegie Mellon insider threat programme manager, a Chartered Security Professional (CSyP) and a Principal of the Register of Security Engineers and Specialists (RSES)

  • Chief Executive of the Security Institute

Richard Mackintosh
MA, M.Litt., CSyP, MSyI
Director

  • 25 years experience in national security UK and overseas

  • 15 years in corporate security and intelligence, Lloyds Banking Group and BP

  • Initiated and built BP Enterprise-Wide Insider Risk programme

  • Delivering risk clarity and proportionate controls across critical sectors (including finance, energy, quantum fusion, civil nuclear, AI, and defence) to support and reinforce resilience and business success

  • Exercise planning and delivery for C-suites, boards and security practitioners

  • Chartered Security Professional (CSyP)

Tony Seale
Associate

  • 30 years experience in national security

  • Former head of Advice Delivery for Personnel Security (Government Security Group)

  • Leak investigations

  • Conflict resolution

  • Policy 

David Pennington
Associate

  • Former Senior Personnel Security Advisor for Government for one of the National Technical Authorities for Protective Security specialising in Insider Risk

  • Over 18 years in national security roles

  • 10 years frontline line policing roles

  • Experienced workshop facilitator and content creator