CISO Tribune

Vendor comparison · 2 companies

Halo Security vs Proficio

Halo Security sells penetration testing and continuous visibility across an attack surface, bringing testing, discovery, and scanning together. Proficio sells managed detection and response (MDR) services. CISO Tribune files both under Vulnerability management. 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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  • Halo Security
  • Proficio
Halo Security vs Proficio: Products, Customers and Funding Compared
Halo SecurityHalo Security sells penetration testing and continuous visibility across an attack surface, bringing testing, discovery, and scanning together.halosecurity.comProficioProficio sells managed detection and response (MDR) services.proficio.com
What it sells
  • Penetration Testing[1][2][3][11]Halo Security tests web and mobile applications, APIs, external and internal networks, and wireless environments.
  • Attack Surface Management[1][2]Helps organizations discover and monitor the assets they expose to the internet.
  • Application Scanning[5]Scans web applications for vulnerabilities such as SQL injection and cross-site scripting.
  • ProSOC MDR[1][4][6][7][8][9][14]24/7 monitoring and SOC-as-a-Service powered by the Proficio-hosted SIEM.
  • ProSOC MDR for Microsoft[1][9]Managed detection and response integrated with Microsoft Sentinel SIEM.
  • Active Defense Response[1][4][6]Response-as-a-service that uses SOAR capabilities to automate threat responses.
  • Cyber Exposure Monitoring[4][7]Continuous external threat monitoring for exposed data and Dark Web leaks.
  • Risk Based Vulnerability Management[1]Identifies and prioritizes vulnerabilities and offers a risk score.
Categories
Headquarters
Not stated on its pagesNot stated on its pages
Founded
Not stated on its pages2010[2][3]
Ownership and funding
Not stated on its pagesNot stated on its pages
Named customers
Not stated on its pagesNot stated on its pages
Recent news
Not stated on its pagesNot stated on its pages
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 yetNot written yet
Last verified
November 12, 2026November 6, 2026

Where they overlap

  • Halo Security and Proficio are both filed under Vulnerability management.

Where they differ, field by field

  • Halo Security's primary category is Penetration testing and red team services; Proficio's is MDR and managed SOC.
  • Halo Security is also filed under External attack surface management and Digital risk protection. Proficio is also filed under SIEM and Breach simulation and automated pen-testing.
  • Halo Security lists Penetration Testing, Attack Surface Management and Application Scanning. Proficio lists ProSOC MDR, ProSOC MDR for Microsoft, Active Defense Response, Cyber Exposure Monitoring and Risk Based Vulnerability Management.
  • Proficio was founded in 2010.

What it sells: Halo Security

What Penetration Testing does[1][2][3][11]
Halo Security's penetration testing service combines manual investigation with tools whose results are validated by testers. Halo Security tests web and mobile applications, APIs, external and internal networks, and wireless environments. Halo Security offers social engineering and red teaming. An included round of retesting lets customers verify their remediation work.
What Attack Surface Management does[1][2]
Attack surface management covers internet-exposed assets, including websites, APIs, servers, and cloud services. Halo Security continuously checks those assets for vulnerabilities and changes. Halo Security finds and inventories internet-facing assets, including unknown and forgotten websites, IPs, services, and applications.

What it sells: Proficio

What ProSOC MDR does[1][4][6][7][8][9][14]
ProSOC MDR offers continuous security monitoring, advanced threat detection, automated response-as-a-service, risk-based vulnerability management and Dark Web monitoring. The Proficio-hosted SIEM generates security alerts based on Proficio Content from client security logs and events. Proficio forwards valid threats or risks to the client with summarized guided remediation.
What ProSOC MDR for Microsoft does[1][9]
ProSOC MDR for Microsoft Sentinel offers 24/7 monitoring, automated threat response and managed SIEM services. ProSOC MDR provides expert configuration, access to 300+ threat detection use cases and the Threat Intelligence Profiler for Microsoft Sentinel deployment.
What Active Defense Response does[1][4][6]
Active Defense for Endpoint isolates devices from the network, blocks malicious processes and removes artifacts. Proficio offers the option of automating the response to high priority threats by adding Active Defense Response to a ProSOC MDR service.
What Risk Based Vulnerability Management does[1]
Proficio Risk-Based Vulnerability Management identifies vulnerabilities, prioritizes them for resolution and offers a risk score benchmarked against similar companies in the healthcare industry. Proficio Risk-Based Vulnerability Management helps fulfill PCI requirements by identifying vulnerabilities and applying patches based on risk ranking. ProSOC MDR with Risk-based Vulnerability Management prioritizes vulnerabilities based on exploit risk in hospitality, asset criticality and known activity.

Questions about Halo Security and Proficio

What do Halo Security and Proficio sell?
Halo Security sells Penetration Testing, Attack Surface Management and Application Scanning. Proficio sells ProSOC MDR, ProSOC MDR for Microsoft, Active Defense Response, Cyber Exposure Monitoring and Risk Based Vulnerability Management.
Are Halo Security and Proficio in the same category?
They share Vulnerability management. Halo Security's primary category is Penetration testing and red team services and Proficio's is MDR and managed SOC.
When were Halo Security and Proficio founded?
Proficio was founded in 2010.

About Halo Security

Halo Security sells penetration testing and continuous visibility across an attack surface, bringing testing, discovery, and scanning together. Halo Security tests web and mobile applications, APIs, external and internal networks, and wireless environments. Halo Security offers social engineering and red teaming. Halo Security's penetration testing service combines manual investigation with tools whose results are validated by testers.[1][2][3]

Halo Security's ethical hackers explore how an attacker could get in, what they could reach, and how to close the gap. Customers work directly with US-based experts at Halo Security. Halo Security includes one round of retesting so customers can verify their remediation work. Halo Security provides reports and attestation letters that give a customer's team, auditor, and prospects evidence of its security. Halo Security reports support SOC 2, HIPAA, PCI, and other compliance needs.[1][2]

Attack surface management helps organizations discover and monitor the assets they expose to the internet, including websites, APIs, servers, and cloud services. Halo Security continuously checks those internet-exposed assets for vulnerabilities and changes. Halo Security finds and inventories internet-facing assets, including unknown and forgotten websites, IPs, services, and applications. Halo Security identifies open ports and internet-facing services so customers can monitor changes. Halo Security tracks certificates, security headers, third-party scripts, and other security controls across websites. Halo Security detects known vulnerabilities, missing security patches, and outdated software across external servers. Halo Security scans web applications for vulnerabilities such as SQL injection and cross-site scripting. Halo Security monitors for leaked employee credentials, exposed data, and mentions of an organization on the dark web. Halo Security can identify issues like subdomain takeovers, domains for sale, forgotten projects, and misconfigured cloud services. Halo Security risk scores show the external security posture of different teams and business units.[1][2][4][5][11]

Halo Security is a PCI Security Standards Council Approved Scanning Vendor, and its certificate number is 5078-01-11. Halo Security customers can set scans to run daily, weekly, monthly, quarterly, or on-demand. Customers with multiple business units can generate separate reports in the Halo Security portal. Halo Security scans look at an organization from the outside, with nothing to install and nothing to configure.[6][7]

Halo Security connects to AWS to import assets from Route53, ElasticIP, and Elastic Load Balancer. Halo Security creates and tracks security issues in Jira, and it streams security events and findings into Splunk. Halo Security syncs security findings with Vanta for compliance monitoring and reporting, and it sends real-time security alerts to a Slack workspace. Brinqa ingests external attack surface findings directly from the Halo Security platform. Halo Security also runs a Security Review, offered quarterly or semi-annually, in which its team works with customers to identify gaps in their coverage.[8][9][10]

The Halo Security platform helps organizations of all sizes achieve PCI compliance. In 2013, the operation was spun out to form PathDefender, which was shortly thereafter rebranded as TrustedSite. In 2022, the TrustedSite Security services were rebranded as Halo Security, and the TrustedSite brand remains for certification and marketing solutions. Halo Security has a team of over 30 people. Halo Security was originally based in San Francisco and now offers fully remote working opportunities.[1][5][6][7][10][11]

Halo Security on the record

Sources

Halo Security full record

  1. [1]halosecurity.comHalo Security · halosecurity.com · undated page, accessed November 12, 2026 · Tier A
  2. [2]Trusted, US-Based Penetration Testing | Halo SecurityHalo Security · undated page, accessed November 12, 2026 · Tier A
  3. [3]12 Questions to Ask a Pentesting Company | Halo SecurityHalo Security · undated page, accessed November 12, 2026 · Tier A
  4. [4]Attack Surface Management Features | Halo SecurityHalo Security · undated page, accessed November 12, 2026 · Tier A
  5. [5]Assess security program effectiveness | Halo SecurityHalo Security · undated page, accessed November 12, 2026 · Tier A
  6. [6]Achieve PCI Compliance | Halo SecurityHalo Security · undated page, accessed November 12, 2026 · Tier A
  7. [7]PCI Compliance Scanning from an ASV | Halo SecurityHalo Security · undated page, accessed November 12, 2026 · Tier A
  8. [8]Integrations | Halo SecurityHalo Security · undated page, accessed November 12, 2026 · Tier A
  9. [9]Halo Security + Brinqa: EASM Meets CTEMHalo Security · undated page, accessed November 12, 2026 · Tier A
  10. [10]Security Review | Halo SecurityHalo Security · undated page, accessed November 12, 2026 · Tier A
  11. [11]Customers | Halo SecurityHalo Security · undated page, accessed November 12, 2026 · Tier A
  12. [12]About Us | Halo SecurityHalo Security · undated page, accessed November 12, 2026 · Tier A

Proficio full record

  1. [1]proficio.comProficio · proficio.com · undated page, accessed November 6, 2026 · Tier A
  2. [2]About usProficio · proficio.com · undated page, accessed November 6, 2026 · Tier A
  3. [3]Proficio named soc team of the yearProficio · proficio.com · published February 3, 2022 · Tier A
  4. [4]Next-Gen MDR & Agentic AI SOC Services | ProficioProficio · undated page, accessed November 10, 2026 · Tier A
  5. [5]Agentic AI SOC | Proficio – AI-Powered Managed Detection & ResponseProficio · undated page, accessed November 10, 2026 · Tier A
  6. [6]ProSOC XDR: SOC-as-a-Service powered by a fully-hosted SIEMProficio · undated page, accessed November 10, 2026 · Tier A
  7. [7]Safeguard Hospitality Data with ProSOC® MDRProficio · undated page, accessed November 10, 2026 · Tier A
  8. [8]ProSOC MDR: Proactive defense against cyber threats in the healthcare sectorProficio · undated page, accessed November 10, 2026 · Tier A
  9. [9]ProSOC® MDR for Microsoft Sentinel | 24/7 Threat Detection & ResponseProficio · undated page, accessed November 10, 2026 · Tier A
  10. [10]Resolve Endpoint Security Challenges with Proficio® ProSOC MDRProficio · undated page, accessed November 10, 2026 · Tier A
  11. [11]ProSOC MDR Services for Law Firms and Corporate Legal DepartmentsProficio · undated page, accessed November 10, 2026 · Tier A
  12. [12]ProSOC® MDR for Financial Services: Cybersecurity and Ransomware ProtectionProficio · undated page, accessed November 10, 2026 · Tier A
  13. [13]ProSOC® MDR Services: Cybersecurity for Manufacturing - Ransomware Protection & Active DefenseProficio · undated page, accessed November 10, 2026 · Tier A
  14. [14]Proficio Cybersecurity Solutions | Protecting Your Business from Cyber ThreatsProficio · undated page, accessed November 10, 2026 · Tier A
  15. [15]Strengthen Compliance Efforts with Expert MDR Services | ProficioProficio · undated page, accessed November 10, 2026 · Tier A

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