CISO Tribune

Vendor comparison · 2 companies

Coalfire vs Trail of Bits

Coalfire sells advisory, audit and assessment services. Trail of Bits sells security reviews and engineering services across application security, cryptography, blockchain, AI/ML, low-level systems, and software supply chain. CISO Tribune files both under Security consulting and advisory. 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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Up to four companies side by side.

  • Coalfire
  • Trail of Bits
Coalfire vs Trail of Bits: Products, Customers and Funding Compared
CoalfireCoalfire sells advisory, audit and assessment services.coalfire.comTrail of BitsTrail of Bits sells security reviews and engineering services across application security, cryptography, blockchain, AI/ML, low-level systems, and software supply chain.trailofbits.com
What it sells
  • Compliance Essentials[3]A SaaS platform that enterprises use to manage complex compliance programs and audit cycles.
  • Hexeon[3]A platform combining high-frequency offensive pen testing with strategic defensive risk management.
  • DivisionHex[3]A team of offensive, defensive and managed cybersecurity experts.
  • Advisory, Audit, and Assessment services[3]Services that cover the professional services layer of Coalfire.
  • AI Security and Trust Engineering[4]Services that help companies design, build and operate AI systems that meet compliance targets.
  • Application Security[1][2][3]Code, cloud, and architecture review that finds the root cause and the fix for the whole bug class.
  • Blockchain[1][2][3]Review of every layer of a blockchain system, from smart contracts to nodes and bridges.
  • Cryptography[1][2][3]PhD-level cryptographers build and break real protocols.
Categories
Headquarters
Chicago, United States[2]Not stated on its pages
Founded
Not stated on its pagesNot stated on its pages
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: listed, seen November 10, 2026[7]
  • 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
Coalfire states that it helps boards and C-level executives identify their critical assets, potential vulnerabilities and which risks to address. Coalfire offers responsible AI governance for healthcare and regulated organizations. Coalfire provides independent audit support for CMS-regulated entities. Coalfire's AI Security and Trust Engineering services are aimed at companies that design, build and operate AI systems.Trail of Bits describes review work for blockchain systems, covering smart contracts, nodes, and bridges. Trail of Bits describes security work on AI systems, from training data to deployed agent loops. Trail of Bits describes advising on the security challenges that come with advancing health research infrastructure.
Last verified
November 2, 2026October 19, 2026

Where they overlap

  • Security consulting and advisory is the primary category of both Coalfire and Trail of Bits.

Where they differ, field by field

  • Coalfire is also filed under Penetration testing and red team services, Compliance automation and MDR and managed SOC. Trail of Bits is also filed under AI model and agent security, Static application security testing and Software supply chain security.
  • Coalfire lists Compliance Essentials, Hexeon, DivisionHex, Advisory, Audit, and Assessment services and AI Security and Trust Engineering. Trail of Bits lists Application Security, Blockchain and Cryptography.
  • Coalfire is headquartered in Chicago, United States.

How they differ

CISO Tribune files both Coalfire and Trail of Bits under Security consulting and advisory as their primary category. Coalfire is headquartered in Chicago, United States. Coalfire sells Compliance Essentials, a SaaS platform for managing compliance programs and audit cycles that supports coordinated assessments for over 75 frameworks. Coalfire also sells Hexeon, which combines high-frequency offensive pen testing with strategic defensive risk management. Its Advisory, Audit, and Assessment services cover PCI DSS, HITRUST, ISO, FedRAMP and 85+ frameworks.

Trail of Bits sells security reviews and engineering services across application security, cryptography, blockchain, AI/ML, low-level systems, and software supply chain. For blockchain systems, Trail of Bits reviews every layer, from smart contracts to nodes and bridges, backed by Slither, Echidna, and Medusa. It also employs PhD-level cryptographers who build and break real protocols. Trail of Bits maintains more than 100 open-source projects.

Both companies offer work on AI systems, but from different angles. Coalfire's AI Security and Trust Engineering services help companies design, build and operate AI systems that meet compliance targets. Trail of Bits reviews AI systems end to end, from training data and MLOps pipelines to model artifacts, inference hardware, and deployed agent loops. Among named customers and engagements, Premera's Global CISO is a Coalfire client. Trail of Bits works with ARPA-H and evaluated a frontier large language model's offensive security abilities for the UK's Frontier AI Taskforce. Coalfire released a SOC2 Type 2 report covering the examination period of 3/1/2025 to 2/28/2026.

What it sells: Coalfire

What Compliance Essentials does[3]
Compliance Essentials supports coordinated assessments for over 75 frameworks using Coalfire's proprietary controls mapping. Data is provided to Compliance Essentials by the organization's assessment users. Compliance Essentials carries the certifications ISO 27001:2022, ISO 27701 and SOC 2 Type 2.
What Hexeon does[3]
The Hexeon platform combines high-frequency offensive pen testing with strategic defensive risk management. Hexeon uses data collected by Coalfire offensive security teams, such as penetration testing findings, vulnerability data and other data concerning technical risk.
What Advisory, Audit, and Assessment services does[3]
Coalfire's Advisory, Audit, and Assessment services cover the professional services layer of the company. Coalfire's Advisory expertise specializes in GRC, AI cloud engineering, healthcare risk and FedRAMP. Coalfire assesses, simplifies and provides guidance across PCI DSS, HITRUST, ISO, FedRAMP and 85+ frameworks.
What AI Security and Trust Engineering does[4]
Coalfire's AI Security and Trust Engineering services help companies design, build and operate AI systems that meet compliance targets. The services deploy AI agents to enhance security and compliance operations. Coalfire has a framework to secure AI systems end-to-end for compliance and risk mitigation.

What it sells: Trail of Bits

What Blockchain does[1][2][3]
Trail of Bits reviews every layer of a blockchain system, from smart contracts to nodes and bridges, backed by Slither, Echidna, and Medusa. Trail of Bits maintains Slither, Echidna, and Manticore alongside the Building Secure Contracts guide.
What Cryptography does[1][2][3]
Trail of Bits employs PhD-level cryptographers who build and break real protocols, from zero-knowledge proofs and MPC to post-quantum migrations. Trail of Bits pulls cryptographers, compiler people, and systems engineers onto the same review.

Questions about Coalfire and Trail of Bits

What do Coalfire and Trail of Bits sell?
Coalfire sells Compliance Essentials, Hexeon, DivisionHex, Advisory, Audit, and Assessment services and AI Security and Trust Engineering. Trail of Bits sells Application Security, Blockchain and Cryptography.
Are Coalfire and Trail of Bits in the same category?
Yes. Security consulting and advisory is the primary category of both on CISO Tribune.
Where are Coalfire and Trail of Bits headquartered?
Coalfire is headquartered in Chicago, United States.
Who are Coalfire and Trail of Bits sold to?
Coalfire states that it helps boards and C-level executives identify their critical assets, potential vulnerabilities and which risks to address. Trail of Bits describes review work for blockchain systems, covering smart contracts, nodes, and bridges.

About Coalfire

Coalfire sells advisory, audit and assessment services.[1][3]

Coalfire's Advisory, Audit, and Assessment services cover the professional services layer of the company. Coalfire's Advisory expertise specializes in GRC, AI cloud engineering, healthcare risk and FedRAMP. Coalfire assesses, simplifies and provides guidance across PCI DSS, HITRUST, ISO, FedRAMP and 85+ frameworks.[3]

Compliance Essentials supports coordinated assessments for over 75 frameworks using Coalfire's proprietary controls mapping. Data is provided to Compliance Essentials by the organization's assessment users. Compliance Essentials carries the certifications ISO 27001:2022, ISO 27701 and SOC 2 Type 2.[3]

The Hexeon platform combines high-frequency offensive pen testing with strategic defensive risk management. Hexeon uses data collected by Coalfire offensive security teams, such as penetration testing findings, vulnerability data and other data concerning technical risk.[3]

Coalfire's AI Security and Trust Engineering services help companies design, build and operate AI systems that meet compliance targets. Coalfire's AI Security and Trust Engineering services deploy AI agents to enhance security and compliance operations. Coalfire has a framework to secure AI systems end-to-end for compliance and risk mitigation. Coalfire's Secure Agent Construct maps to AWS services to implement proper isolation, permissions, and feedback loops.[1][4]

For healthcare and federal programs, Coalfire offers end-to-end advisory for entities within the CMS environment, including readiness assessments and System Security and Privacy Plan development. Coalfire provides independent audit support for CMS-regulated entities, helping organizations demonstrate compliance with ARC-AMPE-AE and related federal security and privacy requirements. Coalfire conducts Privacy Impact Analyses for CMS entities and their contractors. Coalfire delivers automated and manual accessibility testing that meets federal standards. Coalfire provides HITRUST support across the full lifecycle, including gap assessments, policy development, remediation guidance, interim assessments and recertification. Coalfire delivers a workshop-based vendor risk program design built on three pillars: vendor criticality categorization, policy and procedure enhancement, and an SCRM tabletop exercise.[5]

Coalfire offers a unified approach to AI compliance across HITRUST and ISO 42001. The unified AI compliance offering combines readiness assessments, documentation development, remediation support, coordinated assessments, and continuous AI compliance monitoring. Coalfire provides responsible AI governance for healthcare and regulated organizations. Coalfire vCISO services provide program oversight, roadmap development, executive and board reporting, risk leadership, and incident readiness support. Coalfire advisors lead executive tabletop exercises, conduct business impact analysis, and build downtime continuity plans. Coalfire training offerings include incident response training, compliance and privacy training, and executive and board tabletop exercises.[5]

Coalfire helps boards and C-level executives identify their critical assets, potential vulnerabilities, and what risks to address based on business objectives. Dr. Adrian Mayers, Global CISO at Premera, is a Coalfire client. Coalfire released a SOC2 Type 2 report covering the examination period of 3/1/2025 to 2/28/2026. The Coalfire Cybersecurity team and DivHex are finalizing certification to the CyberEssentials Plus standards.[1][3][5][6]

Coalfire on the record

Sources

Coalfire full record

  1. [1]coalfire.comCoalfire · coalfire.com · undated page, accessed November 2, 2026 · Tier A
  2. [2]Coalfires managed and transformation services will deliver security at scaleCoalfire · coalfire.com · published August 4, 2026 · Tier A
  3. [3]Coalfire Trust Center | Powered by ConveyorCoalfire · undated page, accessed November 10, 2026 · Tier A
  4. [4]Coalfire AI Security and Trust Engineering™ | CoalfireCoalfire · undated page, accessed November 10, 2026 · Tier A
  5. [5]Healthcare Advisory Services | CoalfireCoalfire · undated page, accessed November 10, 2026 · Tier A
  6. [6]Cybersecurity and Compliance Services | CoalfireCoalfire · undated page, accessed November 10, 2026 · Tier A
  7. [7]Coalfire Reviews 2026: Details, Pricing, & FeaturesG2 · undated page, accessed November 10, 2026 · Tier C

Trail of Bits full record

  1. [1]trailofbits.comTrail of Bits · trailofbits.com · undated page, accessed October 19, 2026 · Tier A
  2. [2]About · Trail of BitsTrail of Bits · undated page, accessed November 10, 2026 · Tier A
  3. [3]Services · Trail of BitsTrail of Bits · undated page, accessed November 10, 2026 · Tier A
  4. [4]Ruby Security Field Guide — Guide · Trail of BitsTrail of Bits · undated page, accessed November 10, 2026 · Tier A
  5. [5]Offchain Security Council Rotation · Trail of BitsTrail of Bits · undated page, accessed November 10, 2026 · Tier A

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