Dian Erliasari

Dian Erliasari

Senior Information Security Manager
Telstra

Dian Erliasari is a Cyber Security Leader with experience across information security, cyber security, and enterprise risk management. She operates at the intersection of technology, risk, and business, translating complex technical risk into clear business impact and executive decisions.

Dian has led security across large organisations and holds multiple degrees and international security certifications. She is a graduate of the Victorian Government Women in Security Leadership Program (2023) and was nominated for Australia’s Most Outstanding in IT Security at the Australian Women in Security Awards (2024).

Dian is a regular speaker at industry conferences and executive forums, an active member of Peer Learning Groups, and part of the public speaking community. She mentors within AWSN and the broader cyber security community.

Peer learning groups: What are they, why you should be in one and how to start one

Dian Erliasari & Imogen Smith-Waters
2026-10-15 2:20 pm
2026-10-15 3:00 pm
Room 203

Peer learning groups formed within a security-industry professional network offer a distinct complement to traditional mentoring at any career stage.

World-Class Speakers

Hear from the most influential leaders and experts who will discuss pressing issues and emerging trends in cyber security.

Speaker in a grey suit presenting at a lectern on stage
Woman in headphones taking handwritten notes during a session
Audience members smiling and taking photos on their phones during a session
Woman in a hijab talking with a delegate at an exhibition stand
Keynote speaker presenting on stage with a title slide behind him
Panellists seated in white armchairs on stage during a conference discussion
Woman being interviewed with a Ticker microphone on the expo floor