CISO Tribune

Vendor comparison · 2 companies

Halo Security vs Saepio

Halo Security sells penetration testing and continuous visibility across an attack surface, bringing testing, discovery, and scanning together. Saepio is a dedicated cyber security specialist whose team supports organisations across cloud, SaaS, identity, data and threat response. CISO Tribune files both under Penetration testing and red team services. 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
  • Saepio
Halo Security vs Saepio: 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.comSaepioSaepio is a dedicated cyber security specialist whose team supports organisations across cloud, SaaS, identity, data and threat response.saepio.co.uk
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.
  • Cyber Advisory[1][7]Advisory services that benchmark a customer's posture against widely recognised frameworks.
  • Managed Services[1][4]Managed offerings that include M-SAT, M-THREAT and M-GRC.
  • Technical Services[1][10]Technical services to help customers assess, deploy and optimise security solutions.
  • Penetration Testing[1][2]Testing of applications, cloud configurations, human defences and government-grade environments.
  • M-THREAT[1][4][9]A Saepio managed service powered by SOCRadar.
  • M-GRC[1][4]A Saepio service that automates evidence collection and rationalises overlapping controls.
Categories
Headquarters
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Founded
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Ownership and funding
Not stated on its pagesNot stated on its pages
Named customers
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Recent news
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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 10, 2026

Where they overlap

  • Halo Security and Saepio are both filed under Penetration testing and red team services.

Where they differ, field by field

  • Halo Security's primary category is Penetration testing and red team services; Saepio's is Security resellers and integrators.
  • Halo Security is also filed under External attack surface management, Vulnerability management and Digital risk protection. Saepio is also filed under Security consulting and advisory and Managed security service providers.
  • Halo Security lists Penetration Testing, Attack Surface Management and Application Scanning. Saepio lists Cyber Advisory, Managed Services, Technical Services, Penetration Testing, M-THREAT and 1 more.

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: Saepio

What Cyber Advisory does[1][7]
Saepio measures an implementation against criticality and global frameworks like NIST. Following its advisory engagements, Saepio delivers a prioritised remediation roadmap that targets the most significant security gaps. Saepio provides specialist expertise to organisations pursuing Cyber Essentials Plus or maturing their cloud security posture.
What Managed Services does[1][4]
Saepio designs its managed services to bridge the gap between technical potential and operational reality. Saepio manages human risk through M-SAT and surfaces external threat intelligence via M-THREAT.
What Technical Services does[1][10]
Saepio's Triple-A Services (ASSESS, ADOPT and ADAPT) provide a full lifecycle of professional services. Saepio offers an AAA Technical Account Management (TAM) service.
What Penetration Testing does[1][2]
Saepio validates multi-cloud configurations to uncover identity weaknesses and misconfigurations. Saepio assesses human cyber defences by simulating phishing, vishing and physical access techniques. Saepio provides CHECK-approved testing and IT Health Checks for government-grade environments.
What M-THREAT does[1][4][9]
M-THREAT is a Saepio managed service powered by SOCRadar that provides intelligence and expert analysis. Saepio provides 24/7 monitoring of the deep and dark web to stop external threats early. Saepio manages the takedown of fake accounts and phishing domains.

Questions about Halo Security and Saepio

What do Halo Security and Saepio sell?
Halo Security sells Penetration Testing, Attack Surface Management and Application Scanning. Saepio sells Cyber Advisory, Managed Services, Technical Services, Penetration Testing, M-THREAT and 1 more.
Are Halo Security and Saepio in the same category?
They share Penetration testing and red team services. Halo Security's primary category is Penetration testing and red team services and Saepio's is Security resellers and integrators.

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

Saepio full record

  1. [1]saepio.co.ukSaepio · saepio.co.uk · undated page, accessed November 10, 2026 · Tier A
  2. [2]Company | SaepioSaepio · undated page, accessed November 11, 2026 · Tier A
  3. [3]Saepio Careers | SaepioSaepio · undated page, accessed November 11, 2026 · Tier A
  4. [4]Managed Services | SaepioSaepio · undated page, accessed November 11, 2026 · Tier A
  5. [5]Cyber Advisory & Security Strategy Specialists | SaepioSaepio · undated page, accessed November 11, 2026 · Tier A
  6. [6]Why Saepio? | SaepioSaepio · undated page, accessed November 11, 2026 · Tier A
  7. [7]UK's Best-Rated Cyber Security Specialist | SaepioSaepio · undated page, accessed November 11, 2026 · Tier A
  8. [8]24/7 Incident Response | SaepioSaepio · undated page, accessed November 11, 2026 · Tier A
  9. [9]M-THREAT | SaepioSaepio · undated page, accessed November 11, 2026 · Tier A
  10. [10]Saepio | Triple-A ServicesSaepio · undated page, accessed November 11, 2026 · Tier A
  11. [11]Cyber Security Technical Services | SaepioSaepio · undated page, accessed November 11, 2026 · Tier A
  12. [12]Services | SaepioSaepio · undated page, accessed November 11, 2026 · Tier A

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