CISO Tribune

Vendor comparison · 2 companies

Halo Security vs iCOUNTER

Halo Security sells penetration testing and continuous visibility across an attack surface, bringing testing, discovery, and scanning together. In real time, iCOUNTER detects the active threats targeting a customer's vendors, suppliers, MSPs, SaaS providers, partners, and broader digital ecosystem. CISO Tribune files both under Digital risk protection. 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
  • iCOUNTER
Halo Security vs iCOUNTER: 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.comiCOUNTERIn real time, iCOUNTER detects the active threats targeting a customer's vendors, suppliers, MSPs, SaaS providers, partners, and broader digital ecosystem.icounter.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.
  • CTOS (Counter Threat Operating System)[9]A cybersecurity platform that connects intelligence collection, risk determination, enterprise context, and counter-threat operations in one architecture.
Categories
Headquarters
Not stated on its pagesNot stated on its pages
Founded
Not stated on its pages2020[2][7]
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 yetFrom its own pages, iCOUNTER sells CTOS mainly to enterprises and public sector organizations with complex third party ecosystems, naming CISOs, third-party risk managers, security operations teams, and compliance officers as the buyer roles. Our reading is that CTOS is pitched to organizations that already run a third-party program and security tools, which CTOS complements. The ecosystems in scope include critical third parties, technology providers, supply-chain partners, and subsidiaries.
Last verified
November 12, 2026September 27, 2026

Where they overlap

  • Halo Security and iCOUNTER are both filed under Digital risk protection.

Where they differ, field by field

  • Halo Security's primary category is Penetration testing and red team services; iCOUNTER's is Third-party risk and security ratings.
  • Halo Security is also filed under External attack surface management and Vulnerability management. iCOUNTER is also filed under Fraud prevention.
  • Halo Security lists Penetration Testing, Attack Surface Management and Application Scanning. iCOUNTER lists CTOS (Counter Threat Operating System).
  • iCOUNTER was founded in 2020.

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: iCOUNTER

What CTOS (Counter Threat Operating System) does[9]
CTOS identifies active threats across a customer's extended ecosystem, determines their relevance to the business, and drives remediation with the affected third party. CTOS combines global intelligence collection with a digital twin of the customer's ecosystem to determine which live threats matter to that customer. Customers get access to the CTOS Platform for monitoring risk events, communications, and mitigations.

Questions about Halo Security and iCOUNTER

What do Halo Security and iCOUNTER sell?
Halo Security sells Penetration Testing, Attack Surface Management and Application Scanning. iCOUNTER sells CTOS (Counter Threat Operating System).
Are Halo Security and iCOUNTER in the same category?
They share Digital risk protection. Halo Security's primary category is Penetration testing and red team services and iCOUNTER's is Third-party risk and security ratings.
When were Halo Security and iCOUNTER founded?
iCOUNTER was founded in 2020.
Who are Halo Security and iCOUNTER sold to?
From its own pages, iCOUNTER sells CTOS mainly to enterprises and public sector organizations with complex third party ecosystems, naming CISOs, third-party risk managers, security operations teams, and compliance officers as the buyer roles.

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

iCOUNTER full record

  1. [1]icounter.comiCOUNTER · icounter.com · undated page, accessed September 27, 2026 · Tier A
  2. [2]Icounter emerges from stealth to launch cyber risk intelligence category 302506189iCOUNTER via PR Newswire · prnewswire.com · published July 16, 2025 · Tier A
  3. [3]Counter Cyber Threats Before They Strike | iCOUNTERiCOUNTER · undated page, accessed October 25, 2026 · Tier A
  4. [4]CTOS: Counter Threat Operating System | iCOUNTERiCOUNTER · undated page, accessed October 25, 2026 · Tier A
  5. [5]End User Terms of Service | iCOUNTERiCOUNTER · undated page, accessed October 25, 2026 · Tier A
  6. [6]Third-Party Cyber Risk Solutions | iCOUNTERiCOUNTER · undated page, accessed October 25, 2026 · Tier A
  7. [7]About iCOUNTER | The Cyber Risk Intelligence CompanyiCOUNTER · undated page, accessed October 25, 2026 · Tier A
  8. [8]iCOUNTER Alongside SecurityScorecard | Threat DetectioniCOUNTER · undated page, accessed October 25, 2026 · Tier A
  9. [9]The Third Wave of Cybersecurity | iCOUNTERiCOUNTER · undated page, accessed October 25, 2026 · Tier A
  10. [10]Next Generation of Fraud Panel | Jason Brown, iCOUNTERiCOUNTER · undated page, accessed November 10, 2026 · Tier A
  11. [11]Keynote | Intel Led Security for Third Party RiskiCOUNTER · undated page, accessed November 10, 2026 · Tier A

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