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Cyber Security Startups in Sydney

Discover 19 cyber security companies in Sydney, Australia. See funding amounts, founders, and recent rounds.

Total Companies
19
Total Funding
$180.3M
Avg Funding
$9.5M

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Artificial Intelligence (AI)
$1.6M
raised

Apate.ai is an AI-powered fraud prevention and intelligence platform designed to combat scam operations proactively.

Sydney, Australia
Aug 2025

Founder Contacts

30,000+ verified contacts

Cyber Security
$600K
raised

Daltrey provides organizations with an identity solution that drives security policy from a position of trust.

Sydney, Australia
Jul 2021

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)

Shaping tomorrow with intelligent thermal sensing

Sydney, Australia
Jul 2024

Founder Contacts

30,000+ verified contacts

Cloud Security
$662K
raised

Citadel.run is a cloud security and compliance platform for the AWS ecosystem.

Sydney, Australia
Jun 2023

Founder Contacts

30,000+ verified contacts

Aerospace
$75.8M
raised

DroneShield is the global leader in AI-based Multi-mission Counter-UxS solutions for Defense and Public Safety organizations.

Sydney, Australia
May 2024

Founder Contacts

30,000+ verified contacts

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Education

Devicie provides device security and management for organizations.

Sydney, Australia
Apr 2025

Founder Contacts

30,000+ verified contacts

Cyber Security
$7.6M
raised

Kinde offers authentication. authorization, billing and feature flagging for modern applications, including identity and workspace identity.

Sydney, Australia
Mar 2022

Founder Contacts

30,000+ verified contacts

Information Services
$34K
raised

Safe, self-healing, AI-augmented cloud security automation that customers can trust.

Sydney, Australia
Feb 2023

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)
$3.0M
raised

Harmony Intelligence assesses AI systems to determine their possible hazards, constraints, and cyber capabilities.

Sydney, Australia
Mar 2025

Founder Contacts

30,000+ verified contacts

Big Data
$3.0M
raised

Data protection platform using encryption-in-use and advanced key management

Sydney, Australia
Oct 2023

Founder Contacts

30,000+ verified contacts

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Compliance
$383K
raised

Apollo Secure is an automated cybersecurity platform for startups and small businesses to quickly and easily achieve security compliance.

Sydney, Australia
Oct 2023

Founder Contacts

30,000+ verified contacts

Cloud Data Services
$10.0M
raised

Simplify Cloud Security

Sydney, Australia
Jul 2023

Founder Contacts

30,000+ verified contacts

Cyber Security
$50.0M
raised

Secure Code Warrior makes secure coding a positive and engaging experience for developers as they increase their software security skills.

Sydney, Australia
Jul 2023

Founder Contacts

30,000+ verified contacts

Computer
$19.9M
raised

Kasada protects online, mobile, and API channels from system takeover, content scraping, DOS, and account takeover.

Sydney, Australia
Dec 2025

Founder Contacts

30,000+ verified contacts

Cloud Data Services
$536K
raised

Cipherpoint provides solutions that help businesses and governments identify, protect, and control access to sensitive information.

Sydney, Australia
Jan 2023

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Immutable is a blockchain-based games platform that aims to introduce people to blockchain technology.

Sydney, Australia
Dec 2023

Founder Contacts

30,000+ verified contacts

Computer
$1.0M
raised

Prevasio is a next-gen cloud security with a vulnerability & anti-malware scan.

Sydney, Australia
Dec 2021

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)
$2.1M
raised

Prevasio is a next-generation Cloud Security Posture Management with a built-in vulnerability and anti-malware scan for docker containers.

Sydney, Australia
Dec 2021

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)
$4.1M
raised

Dam Secure is an AI platform that finds and fixes logic-level code security flaws automatically.

Sydney, Australia
Jan 2026

Founder Contacts

30,000+ verified contacts

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