Helaine Leggat

Principal Lawyer

+61 439 466 821
+61 3 9611 0150

LinkedIn: /helaineleggat

Helaine is one of only a handful of lawyers in the world to hold the CISSP, CISM, CIPP and CIPP/IT credentials*, in simple terms, in addition to her law credentials Helaine has earned some of the world’s most esteemed certifications in cybersecurity, privacy and information security.  Helaine has specialised at the leading edge of these disciplines since 2000 and has provided services to public and private sector organisations globally across all sectors.

Helaine’s focus is on uniquely differentiated legal services founded on a belief that cyberlaw is empowering and that it is essential to know one’s rights while meeting one’s obligations. Her understanding of the relationships between people, information, technology, global business, and cyberspace, will drive the cyberlaw practice at Sladen Legal.

Helaine's areas of practice include:

  • Cyberlaw, including Cyber Warfare and Espionage
  • Cybersecurity, including protecting and defending Cyberspace
  • Information law, including Technology, Media and Telecommunications (TMT)
  • Information security, including the information and the systems
  • Privacy and data protection
  • Surveillance
  • Governance, risk and compliance
  • Cyber policy, affecting national and international posture
  • International standards and frameworks, including audits

Associations and memberships:

  • Australian Information Security Association (AISA)
  • International Association of Cryptographic Research (IACR)
  • Australian Institute of Company Directors (AICD)
  • International Information Systems Security Certification Consortium Inc. ((ISC)2)
  • Information Systems Audit and Control Association (ISACA)
  • International Association of Privacy Professionals (US, ANZ) (IAPP)
  • Australian Women Security Network (AWSN)
  • Ducere Global Faculty on Thought Leadership
  • Member of the Expert Network, Department of Industry, Innovation and Science.
  • Prime Minister’s Advisory Council on Cyber Security - industry working group and
  • Member of the Law Institute of Victoria


  • CISSP - Certified Information Systems Security Professional
  • CSIM - Certified Information Systems Security Manager
  • CIPP - Certified Information Privacy Professional
  • CIPP/IT - Certified Information Privacy Professional, IT

Download a PDF version of Helaine Leggat's Professional Profile

There is no passion to be found playing small - in settling for a life that is less than the
one you are capable of living.
— Nelson Mandela