Best Cybersecurity & Digital Defense in Austin
3 cybersecurity firms serving the Austin, Texas area, ranked by tier and rating.
- Verified providers
- 3 verified / 3 listed
- Last updated
- Last updated September 2026
Ranked listings
Top Cybersecurity & Digital Defense in Austin, TX
Ranked by tier and rating. Every listing is human vetted before it appears here.
How we rank
Providers are hand-vetted by our editorial team based on verified client history, domain authority, and AI footprint. Rankings within Austin are then ordered by tier, verification status, rating, and review count — never by pay-to-rank.
CrowdStrike
CrowdStrike Holdings, Inc. is a publicly traded cybersecurity company headquartered in Austin, Texas, that provides cloud-delivered endpoint security, threat intelligence, and cyberattack response services to enterprises worldwide. The company was founded in 2011 by George Kurtz, who serves as chief executive officer, Dmitri Alperovitch, who served as chief technology officer until 2020, and Gregg Marston, a retired chief financial officer. CrowdStrike operates the Falcon platform, a cloud-native security suite that includes Falcon Sensor, Falcon Identity Threat Protection, and Charlotte AI, launched in May 2023. The company went public on Nasdaq in June 2019 and reported 3.95 billion dollars in revenue for fiscal year 2025 with 10,698 employees. Notable acquisitions include Payload Security in 2017, Preempt Security in 2020, Humio in 2021, SecureCircle in 2021, Reposify in 2022, Bionic.ai in 2023, Flow Security and Adaptive Shield in 2024, and SGNL and Seraphic Security in January 2026.
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HiddenLayer
HiddenLayer is an artificial intelligence security company headquartered in Austin, Texas, that develops an end-to-end platform for protecting machine learning models against adversarial attacks. The company was founded in 2022 by Chris Sestito, who serves as chief executive officer, Tanner Burns as chief scientist, and Jim Ballard as chief technology officer, all of whom previously responded to one of the first real world attacks against a production machine learning system at Cylance. HiddenLayer closed a 50 million dollar Series A funding round in September 2023 led by M12, the venture arm of Microsoft, and Moore Strategic Ventures, with participation from Booz Allen Ventures, IBM Ventures, Capital One Ventures, and Ten Eleven Ventures. Total funding across two rounds has reached 56 million dollars. The company product portfolio spans AI Discovery, AI Supply Chain Security, AI Attack Simulation, AI Runtime Security, model scanning, red teaming, AI guardrails, and agentic protection for MCP-based systems.
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CrowdStrike AI Red Team Services
CrowdStrike AI Red Team Services is a cybersecurity offering from CrowdStrike focused on testing artificial intelligence systems against adversarial attacks. The service evaluates large language model applications against the OWASP Top Ten for LLM Applications and identifies vulnerabilities, security misconfigurations and weaknesses that could expose data or allow unauthorized actions. CrowdStrike also conducts adversary emulation exercises tailored to an organization's AI environment and specific use cases. Its Red Team and Blue Team exercises simulate attacks while internal defenders detect and respond, with Charlotte AI supporting investigation and analysis. CrowdStrike introduced the AI Red Team Services offering in November 2024. The service is available to existing and new CrowdStrike customers and forms part of the company's broader AI Security Services portfolio, which also includes AI Systems Security Assessment and AI for SecOps Readiness.
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Frequently asked
About Cybersecurity & Digital Defense in Austin
What is the top-rated Cybersecurity & Digital Defense in Austin?
CrowdStrike currently holds the #1 rank on DirJournal's Cybersecurity & Digital Defense listing for Austin, Texas. Rankings are recalculated as providers earn verification, publish pricing tiers, and accumulate reviews. See the ranked grid above for the full top 3.
How much do cybersecurity firms typically cost in Austin?
Most cybersecurity firms publish pricing tiers on their DirJournal profile. Click any provider above to see their tiers, starting rate, and typical engagement size. Where pricing isn't listed, request a quote directly through the provider's contact link.
How does DirJournal rank cybersecurity firms for Austin?
Providers are hand-vetted by our editorial team, then ranked by verification status, tier, rating, and review count. Only published listings appear. Location matching for the Austin page runs city-first, expanding to statewide (Texas) or nationwide only when local coverage is thin — this is clearly disclosed on the page when it happens.
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