CISO Tribune

Vendor comparison · 2 companies

Halo Security vs Sygnia

Halo Security sells penetration testing and continuous visibility across an attack surface, bringing testing, discovery, and scanning together. Sygnia provides cyber incident response, managed detection and response, and proactive cyber security services to organizations. 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
  • Sygnia
Halo Security vs Sygnia: 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.comSygniaSygnia provides cyber incident response, managed detection and response, and proactive cyber security services to organizations.sygnia.co
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.
  • Incident Response[1][4]Sygnia experts contain and eradicate advanced adversaries.
  • Velocity TDIR platform[1][2]A platform that collects, processes and queries large amounts of data.
Categories
Headquarters
Not stated on its pagesNot stated on its pages
Founded
Not stated on its pages2015[1]
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 3, 2026

Where they overlap

  • Halo Security and Sygnia 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; Sygnia's is Incident response and forensics.
  • Halo Security is also filed under External attack surface management, Vulnerability management and Digital risk protection. Sygnia is also filed under MDR and managed SOC and Security consulting and advisory.
  • Halo Security lists Penetration Testing, Attack Surface Management and Application Scanning. Sygnia lists Incident Response and Velocity TDIR platform.
  • Sygnia was founded in 2015.

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: Sygnia

What Incident Response does[1][4]
Sygnia says its experts contain and eradicate advanced adversaries. Sygnia coordinates response across IT, OT, and business stakeholders.
What Velocity TDIR platform does[1][2]
Sygnia says the Velocity TDIR platform was purpose-built by incident responders. It collects, processes and queries data for threat hunting, threat detection and forensic investigation to support the MDR team.

Questions about Halo Security and Sygnia

What do Halo Security and Sygnia sell?
Halo Security sells Penetration Testing, Attack Surface Management and Application Scanning. Sygnia sells Incident Response and Velocity TDIR platform.
Are Halo Security and Sygnia 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 Sygnia's is Incident response and forensics.
When were Halo Security and Sygnia founded?
Sygnia was founded in 2015.

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

Sygnia full record

  1. [1]Llms.txtSygnia · sygnia.co · undated page, accessed November 3, 2026 · Tier A
  2. [2]sygnia.coSygnia · sygnia.co · undated page, accessed November 3, 2026 · Tier A
  3. [3]About Sygnia: Pioneering Global Cyber ResilienceSygnia · undated page, accessed November 5, 2026 · Tier A
  4. [4]Sygnia | Cybersecurity & Incident Response ExpertsSygnia · undated page, accessed November 5, 2026 · Tier A
  5. [5]Bybit Heist Case Study: When Billions VanishSygnia · undated page, accessed November 5, 2026 · Tier A
  6. [6]Case Studies Archive - SygniaSygnia · undated page, accessed November 5, 2026 · Tier A
  7. [7]Launching Sygnia and Nvidia’s AI-Powered XDRSygnia · undated page, accessed November 5, 2026 · Tier A

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