CISO Tribune

Vendor comparison · 2 companies

Binary Defense vs Stellar Cyber

Binary Defense sells MDR as the service and NightBeacon CMD as the technology. Stellar Cyber sells a SecOps platform that uses AI for threat detection and response through unified NG-SIEM, NDR, and Open XDR capabilities. CISO Tribune files both under MDR and managed SOC, SIEM and AI SOC analysts. This page sets the two records side by side: what each sells, where it is based, who owns and funds it, the customers it names and its recent news, each fact numbered to its source.

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  • Binary Defense
  • Stellar Cyber
Binary Defense vs Stellar Cyber: Products, Customers and Funding Compared
Binary DefenseBinary Defense sells MDR as the service and NightBeacon CMD as the technology.binarydefense.comStellar CyberStellar Cyber sells a SecOps platform that uses AI for threat detection and response through unified NG-SIEM, NDR, and Open XDR capabilities.stellarcyber.ai
What it sells
  • NightBeacon Platform[5]The AI platform that powers Binary Defense.
  • BD Vision[7]A detection engine built on behavioral analysis, deception technology, and real-time disruption.
  • Threat Hunting[5]Hypothesis-based threat hunting aimed at blind spots and evasive threats.
  • Phishing Response[6]Rapid triage and takedown aimed at phishing risk.
  • Stellar Cyber Open XDR PlatformA SecOps platform that unifies SIEM, network detection and response, identity threat detection and response, and behavior analytics with AI-driven detection, investigation and response.
Categories
Headquarters
Not stated on its pagesNot stated on its pages
Founded
Not stated on its pagesNot stated on its pages
Ownership and funding
Not stated on its pagesPrivately held[3][4]
Named customers
Not stated on its pagesNot stated on its pages
Recent news
  • March 12, 2026Binary Defense launched NightBeacon, an AI-powered security operations platform built into its own security operations center.[12]
  • October 5, 2026Stellar Cyber announced version 7.0 of its security operations platform, adding AI case triage, case metrics and expanded automated response.[16]
G2 and Gartner Peer Insights
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
Who it fits
Not written yetStellar Cyber describes its open SecOps platform as built for lean security teams and MSSPs. Stellar Cyber designs its enterprise platform for security teams of any size or skill level. Stellar Cyber Open XDR can be deployed on-premises, from the cloud, or co-managed by an MSSP.
Last verified
November 2, 2026November 9, 2026

Where they overlap

  • Binary Defense and Stellar Cyber are both filed under MDR and managed SOC, SIEM and AI SOC analysts.

Where they differ, field by field

  • Binary Defense's primary category is MDR and managed SOC; Stellar Cyber's is SIEM.
  • Binary Defense is also filed under Digital risk protection.
  • Binary Defense lists NightBeacon Platform, BD Vision, Threat Hunting and Phishing Response. Stellar Cyber lists Stellar Cyber Open XDR Platform.
  • Stellar Cyber is privately held.

What it sells: Binary Defense

What NightBeacon Platform does[5]
NightBeacon ingests alerts, logs, email, and files from 116+ integrations across 9 categories. NightBeaconAI correlates a hundred alarms into one situation.
What BD Vision does[7]
BD Vision isolates hosts, disables identities, and blocks exfiltration in real time. Binary Defense monitors, validates, and responds to every BD Vision alert through its 24/7 SOC and detection engineers.

Questions about Binary Defense and Stellar Cyber

What do Binary Defense and Stellar Cyber sell?
Binary Defense sells NightBeacon Platform, BD Vision, Threat Hunting and Phishing Response. Stellar Cyber sells Stellar Cyber Open XDR Platform.
Are Binary Defense and Stellar Cyber in the same category?
They share MDR and managed SOC, SIEM and AI SOC analysts. Binary Defense's primary category is MDR and managed SOC and Stellar Cyber's is SIEM.
Who owns Binary Defense and Stellar Cyber?
Stellar Cyber is privately held.
Who are Binary Defense and Stellar Cyber sold to?
Stellar Cyber describes its open SecOps platform as built for lean security teams and MSSPs.
What have Binary Defense and Stellar Cyber announced recently?
March 12, 2026: Binary Defense launched NightBeacon, an AI-powered security operations platform built into its own security operations center. October 5, 2026: Stellar Cyber announced version 7.0 of its security operations platform, adding AI case triage, case metrics and expanded automated response.

About Binary Defense

Binary Defense sells MDR as the service and NightBeacon CMD as the technology. Binary Defense describes security teams as drowning in thousands of alerts a day, with almost all of it noise. Binary Defense pairs U.S.-based operators with NightBeacon, AI that turns raw alerts into evidence-backed investigations. Binary Defense lets customers choose between having its experts run NightBeacon and running it themselves.[1][3][6]

NightBeacon is the AI platform that powers Binary Defense. NightBeacon reads any source and shows analysts a verdict they can open up and audit. NightBeacon ingests alerts, logs, email, and files from 116+ integrations across 9 categories. NightBeacon integrations include Microsoft Sentinel, Splunk, CrowdStrike, SentinelOne, Microsoft Defender, and Palo Alto Cortex. NightBeaconAI correlates a hundred alarms into one situation. Binary Defense states that customers decide how much the AI may do, and that out of the box no response action runs without human approval.[3][4]

NightBeacon CMD gives customers the same command surface that Binary Defense analysts use, in the customer's own tenant. NightBeacon CMD includes Situations, Hunt Assist, Deep Scan, and a full audit trail by default. NightBeacon CMD comes with a Developer API and MCP server.[3][4]

Binary Defense describes MDR as human-driven, AI-accelerated 24/7 detection and response across the customer's stack. Binary Defense positions itself as one partner across endpoint, cloud, identity, email, and network. NightBeacon Platform powers every Binary Defense service, from MDR to Threat Hunting.[2][3][5]

Binary Defense watches for exposure that puts a customer's brand at risk, from the open web to the dark web. Binary Defense has a Phishing Response team that supplies intelligence used to enrich malicious URLs, attachments, IPs, and domains. For email threats, Binary Defense integrates with Microsoft 365, Google Workspace, and other platforms to collect and normalize email telemetry in real time. Binary Defense detections surface suspicious behavior like MFA fatigue, inbox rule creation, mass forwarding, and atypical login patterns. Binary Defense connects email events with identity, endpoint, and network data. Binary Defense isolates compromised accounts, disables malicious inbox rules, revokes tokens, and contains lateral movement.[3][6][8]

Binary Defense calls its detection engineering strategy Threat-Informed Detection Engineering, or TIDE. Binary Defense states that its roots are in offense: ethical hacking, red teaming, and adversary emulation. BD Vision is a detection engine built on behavioral analysis, deception technology, and real-time disruption. BD Vision isolates hosts, disables identities, and blocks exfiltration in real time. Binary Defense monitors, validates, and responds to every BD Vision alert through its 24/7 SOC and detection engineers.[5][7][9]

Binary Defense helps manufacturers with threats that target production lines, remote facilities, and proprietary designs. Binary Defense defends organizations with digital storefronts against fraud, account abuse, and impersonation. Binary Defense addresses threats from ransomware to insider risk for organizations where clinical workflows and patient safety matter. Binary Defense helps secure both IT and OT environments for energy operations.[3]

Binary Defense offers a Service Organization Controls 2 (SOC 2) Type II report. The SOC 2 report evaluates controls against criteria set by the American Institute of Certified Public Accountants (AICPA) Trust Services Principles. The SOC 2 report covers controls relevant to security, availability, processing integrity, confidentiality, and privacy.[3][4][5][6][8][10]

Binary Defense on the record

Sources

Binary Defense full record

  1. [1]binarydefense.comBinary Defense · binarydefense.com · undated page, accessed November 2, 2026 · Tier A
  2. [2]Binary defense recognized in managed detection and response market reportsBinary Defense · binarydefense.com · undated page, accessed November 2, 2026 · Tier A
  3. [3]Binary Defense | Managed Detection and ResponseBinary Defense · undated page, accessed November 10, 2026 · Tier A
  4. [4]Contact Us | Binary DefenseBinary Defense · undated page, accessed November 10, 2026 · Tier A
  5. [5]Services Overview | Binary DefenseBinary Defense · undated page, accessed November 10, 2026 · Tier A
  6. [6]Secure your Email | Binary DefenseBinary Defense · undated page, accessed November 10, 2026 · Tier A
  7. [7]BD Vision | Binary DefenseBinary Defense · undated page, accessed November 10, 2026 · Tier A
  8. [8]Our Story | Binary DefenseBinary Defense · undated page, accessed November 10, 2026 · Tier A
  9. [9]About Us | Binary DefenseBinary Defense · undated page, accessed November 10, 2026 · Tier A
  10. [10]Defenses in an era of AI-enabled attacks |… | Binary DefenseBinary Defense · undated page, accessed November 10, 2026 · Tier A
  11. [11]Security Compliance | Binary DefenseBinary Defense · undated page, accessed November 10, 2026 · Tier A
  12. [12]Binary Defense Launches NightBeacon, an AI-Driven SOC Platform Built for the Speed of Modern CyberattacksBusiness Wire · published March 12, 2026 · Tier A

Stellar Cyber full record

  1. [1]ProductStellar Cyber · stellarcyber.ai · published February 25, 2026 · Tier A
  2. [2]Stellar cyber announces agentic ai autonomous soc in 6 4 0 releaseStellar Cyber · stellarcyber.ai · published March 16, 2026 · Tier A
  3. [3]Stellar cyber named one of americas best startup employersStellar Cyber · stellarcyber.ai · published November 21, 2024 · Tier A
  4. [4]ISOC Platform with AI SIEM, NDR, Open XDR & Multi-Layer AIStellar Cyber · undated page, accessed October 29, 2026 · Tier A
  5. [5]Stellar Cyber Automation-driven SecOps PlatformStellar Cyber · undated page, accessed November 10, 2026 · Tier A
  6. [6]Stellar Cyber vs Sumo Logic: Expert SIEM Solution ComparisonStellar Cyber · undated page, accessed November 10, 2026 · Tier A
  7. [7]Stellar Cyber vs Splunk: In-Depth SIEM Solution ComparisonStellar Cyber · undated page, accessed November 10, 2026 · Tier A
  8. [8]Integrated Security Operations Center (ISOC) PlatformStellar Cyber · undated page, accessed November 10, 2026 · Tier A
  9. [9]SC vs Microsoft Sentinel: Comprehensive SIEM SolutionStellar Cyber · undated page, accessed November 10, 2026 · Tier A
  10. [10]SC vs. CrowdStrike | Compare Leading Cybersecurity PlatformsStellar Cyber · undated page, accessed November 10, 2026 · Tier A
  11. [11]EDR Software, Endpoint Detection & ResponseStellar Cyber · undated page, accessed November 10, 2026 · Tier A
  12. [12]Stellar Cyber Autonomous SOC PlatformStellar Cyber · undated page, accessed November 10, 2026 · Tier A
  13. [13]Stellar Cyber Multi-Layer AI™ | Advanced AI Platform for SecOpsStellar Cyber · undated page, accessed November 10, 2026 · Tier A
  14. [14]Stellar Cyber AI SIEM | AI-Driven SIEM PlatformStellar Cyber · undated page, accessed November 10, 2026 · Tier A
  15. [15]Stellar Cyber vs AlienVault: In-Depth SIEM Solution ComparisonStellar Cyber · undated page, accessed November 10, 2026 · Tier A
  16. [16]Stellar Cyber 7.0 Makes the Agentic SOC Measurable, Actionable and Operational at ScaleStellar Cyber · published October 5, 2026 · Tier A

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