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ZeroFOX competitors & alternatives
The 12 closest competitors and alternatives to ZeroFOX among cybersecurity companies — ranked by similarity to what ZeroFOX actually does, not by market-cap band.
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About ZeroFOX
ZeroFox, Inc. is an enterprise software-as-a-service leader in external cybersecurity headquartered in Baltimore, Maryland. The company protects organizations from digital threats across the public attack surface through proprietary threat intelligence.
ZeroFOX at a glance
ZeroFOX is a cybersecurity company headquartered in United States, founded in 2013. It has raised at least $52.7M across the 3 funding rounds on record. Its most recent funding round raised $20M in April 2017. Xcout recorded 10 job postings from ZeroFOX in the last 90 days.
ZeroFOX funding rounds
At least $52.7M raised across the 3 rounds on record. Every round on record:
| Date | Round | Amount | Investors |
|---|---|---|---|
| SEC Form D filing | $20M | — | |
| SEC Form D filing | $22M | — | |
| Series A | $10.7M | 1 named |
Who invested in each round, lead investors, valuations and the co-investor graph — open the full funding history →
Hiring at ZeroFOX
Xcout recorded 10 job postings from ZeroFOX in the last 90 days, from a hiring record Xcout has kept since June 2026.
The weekly hiring trend, the roles and locations behind it — see ZeroFOX's hiring signals →
Top 12 ZeroFOX competitors
Ranked by semantic similarity — how close each company is to ZeroFOX by what it does, using Xcout's live company graph. Click any company for its full profile, or its competitor set.
Similar cybersecurity company
Intel 471 (operating as Cyborg Security) provides a SaaS-based cyber threat intelligence platform and solutions that help security teams anticipate threats, manage external attack surfaces, and conduct threat hunting. The company serves enterprise security organizations by delivering actionable insights into adversary behaviors, underground marketplaces, and vulnerabilities to enable proactive risk mitigation.
Similar cybersecurity company
Brandefense is a cybersecurity company that provides external attack-surface management, cyber-threat intelligence, and digital-risk protection services. Its customers are organizations seeking to detect exposed assets, online threats, impersonation, and other risks affecting their brands and infrastructure.
Similar cybersecurity company
Vigilant Ops, Inc. provides a cybersecurity platform that offers continuous threat detection, attack surface management, and forensic validation for enterprise organizations. The company's integrated software solutions—including ThreatCERT, CyberDNA, and FVDR sensors—combine internal and external data sources to cover the entire attack chain from pre-attack reconnaissance to post-compromise analysis.
Similar cybersecurity company
Digital Shadows is a UK cybersecurity company that provides digital risk protection and threat intelligence, including monitoring the dark web, data leaks, and an organization’s external attack surface. Its customers include enterprises and security teams seeking to identify exposed information and mitigate cyber threats.
Similar cybersecurity company
CybelAngel provides digital risk protection solutions, including attack surface management, data breach prevention, and dark web monitoring.
Similar cybersecurity company
Cyble is an intelligence-driven, AI-native cybersecurity company founded in 2019 that provides real-time threat intelligence and cyber threat detection platforms for enterprises.
Similar cybersecurity company
Netlas is a cybersecurity company that provides an internet-wide scanning, OSINT, and attack surface management platform.
Similar cybersecurity company
REDLattice is a U.S. cybersecurity company focused on vulnerability research, reverse engineering, software exploitation, and malware analysis. It primarily serves U.S. government, defense, and intelligence customers with advanced cyber research and mission-support capabilities.
Similar cybersecurity company
Threatcare is a cybersecurity company headquartered in Austin, Texas, founded in 2014. The firm provides security validation and breach and attack simulation solutions to help organizations test their defenses.
Similar cybersecurity company
Cybersecurity Help s.r.o. is a global vulnerability intelligence and management provider that monitors software vulnerabilities across thousands of vendors to help organizations prevent data breaches.
Similar cybersecurity company
Flare Systems is a Canadian cybersecurity company that provides cyber-threat exposure management and threat intelligence services. Its platform helps organizations monitor external attack surfaces, detect exposed credentials and data, and identify risks across the surface, deep, and dark web.
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