What do Atos and Trail of Bits sell?

Atos sells Digital Workplace. Trail of Bits sells Application Security, Blockchain and Cryptography.

Are Atos and Trail of Bits in the same category?

Yes. Security consulting and advisory is the primary category of both on CISO Tribune.

Who are Atos and Trail of Bits sold to?

It names U.S banks, insurers and fintechs as financial institutions it helps with digital transformation. Trail of Bits describes review work for blockchain systems, covering smart contracts, nodes, and bridges.

What have Atos and Trail of Bits announced recently?

October 14, 2026: Atos is expanding its partnership with Fortinet from a country-led model to a global engagement model covering reselling and managed cybersecurity services.

Vendor comparison · 2 companies

Atos vs Trail of Bits

Atos delivers end-to-end technology services across the U.S Atos brings together global expertise and local presence. 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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Atos vs Trail of Bits: Products, Customers and Funding Compared
What it sells
	AtosAtos delivers end-to-end technology services across the U.S Atos brings together global expertise and local presence.atos.net	Trail 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	Digital Workplace^[3]Collaboration tools, accessible digital experiences and smart care centers.	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
Categories	Security consulting and advisory (primary category) MDR and managed SOC OT and ICS security Workforce IAM and SSO	Security consulting and advisory (primary category) AI model and agent security Static application security testing Software supply chain security
Headquarters
Headquarters	Not stated on its pages	Not stated on its pages
Founded
Founded	Not stated on its pages	Not stated on its pages
Ownership and funding
Ownership and funding	Not stated on its pages	Not stated on its pages
Named customers
Named customers	Not stated on its pages	Not stated on its pages
Recent news
Recent news	October 14, 2026Atos is expanding its partnership with Fortinet from a country-led model to a global engagement model covering reselling and managed cybersecurity services.^[5] April 28, 2026Atos Group announced the global launch of an integrated Digital Sovereignty offering for organizations seeking control over their data, infrastructure, applications and digital operations.^[6]	Not stated on its pages
G2 and Gartner Peer Insights
G2 and Gartner Peer Insights	G2: listed, seen November 4, 2026^[4] 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
Who it fits	It names U.S banks, insurers and fintechs as financial institutions it helps with digital transformation. Atos describes sovereign cloud environments built around security, governance and jurisdictional requirements, spanning private, hybrid and multi-cloud deployments. Its digital workplace services are aimed at a client's workforce.	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
Last verified	October 14, 2026	October 19, 2026

Where they overlap

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

Where they differ, field by field

Atos is also filed under MDR and managed SOC, OT and ICS security and Workforce IAM and SSO. Trail of Bits is also filed under AI model and agent security, Static application security testing and Software supply chain security.
Atos lists Digital Workplace. Trail of Bits lists Application Security, Blockchain and Cryptography.

How they differ

CISO Tribune files both Atos and Trail of Bits under Security consulting and advisory as the primary category. Beyond that, Atos is filed under MDR and managed SOC, OT and ICS security, and Workforce IAM and SSO, while Trail of Bits is filed under AI model and agent security, Static application security testing, and Software supply chain security. Atos describes end-to-end security spanning hybrid cloud, identity management, OT environments and 24/7 threat detection, backed by advisory and penetration testing. Trail of Bits sells security reviews and engineering services across application security, cryptography, blockchain, AI/ML, low-level systems, and software supply chain.

Atos also sells a wider technology range, including sovereign cloud environments, enterprise AI services, and digital workplace services. Trail of Bits maintains more than 100 open-source projects, among them Slither, Echidna, and Manticore. Atos names U.S banks, insurers and fintechs as financial institutions it helps, and it delivered a digital workplace transformation for Orange Business. Trail of Bits describes work with ARPA-H and an evaluation of a frontier large language model for the UK's Frontier AI Taskforce. Atos lists a U.S office in Irving, TX.

On October 14, 2026, Atos said it is expanding its partnership with Fortinet to a global engagement model covering reselling and managed cybersecurity services. On April 28, 2026, Atos Group announced the global launch of an integrated Digital Sovereignty offering.

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 Atos and Trail of Bits

What do Atos and Trail of Bits sell?: Atos sells Digital Workplace. Trail of Bits sells Application Security, Blockchain and Cryptography.
Are Atos and Trail of Bits in the same category?: Yes. Security consulting and advisory is the primary category of both on CISO Tribune.
Who are Atos and Trail of Bits sold to?: It names U.S banks, insurers and fintechs as financial institutions it helps with digital transformation. Trail of Bits describes review work for blockchain systems, covering smart contracts, nodes, and bridges.
What have Atos and Trail of Bits announced recently?: October 14, 2026: Atos is expanding its partnership with Fortinet from a country-led model to a global engagement model covering reselling and managed cybersecurity services.

About Atos

Atos delivers end-to-end technology services across the U.S Atos brings together global expertise and local presence.

Atos says it is committed to creating a sustainable, greener digital future. Atos says it provides accessible solutions for the workforce. Atos says it works on strengthening its clients' digital security.

Atos offers end-to-end security spanning hybrid cloud, identity management, OT environments and 24/7 threat detection. Atos backs that security work with expert advisory and penetration testing.

Atos offers sovereign cloud environments across hybrid and multi-cloud, from mainframe modernization and private edge computing to fully managed infrastructure. Atos describes sovereign cloud environments designed around security, governance and jurisdictional requirements. Atos says its sovereign cloud work protects sensitive workloads while maintaining flexibility across private, hybrid and multi-cloud environments.

Atos provides enterprise AI services and modern data platforms. Atos describes services to design, orchestrate and deploy AI agents that automate workflows end-to-end, from conversational copilots and process automation to governance frameworks. Atos has launched the Atos Genesis Intelligence suite featuring Atos Codex.

Atos provides modern application services, from IoT-connected solutions and intelligent automation to low-code platforms and end-to-end digital assurance. Atos offers intelligent collaboration tools, accessible digital experiences and smart care centers for the workforce. Atos delivered a large-scale, global digital workplace transformation for Orange Business. Atos offers integrated platform services for Dynatrace, Salesforce, SAP and ServiceNow that streamline operations and automate processes.

Atos says it brings deep sector knowledge and tailored digital solutions to the challenges of each industry across the USA. Atos helps U.S banks, insurers and fintechs accelerate digital transformation with secure, compliant solutions. Atos financial services work spans customer onboarding, real-time payment platforms, AI-driven risk management, regulatory compliance (GLBA, FFIEC, PCI DSS) and smart operations. Atos expertise covers core banking modernization, fraud detection, wealth management platforms and open banking ecosystems.^[2]

Atos has a U.S office at 4851 Regent Boulevard, Suite 400, Irving, TX 75063.^[1]

Atos on the record

About Trail of Bits

Trail of Bits sells security reviews and engineering services across application security, cryptography, blockchain, AI/ML, low-level systems, and software supply chain. Trail of Bits staffs its multi-disciplinary security reviews across the whole SDLC with a team sized to the client's threat model rather than a fixed template.^[1]

Trail of Bits reviews AI systems end to end, from training data and MLOps pipelines to model artifacts, inference hardware, and deployed agent loops. For blockchain systems, Trail of Bits reviews every layer, from smart contracts to nodes and bridges, backed by Slither, Echidna, and Medusa.

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 offers security engineering as an embedded team that builds custom security tooling and remediates vulnerabilities across the client's pipeline, from development through deployment. Trail of Bits runs multi-year research that uncovers Internet-scale vulnerabilities and turns the findings into open-source tools, papers, and standards.^[1]

On an engagement, Trail of Bits scopes the work, reviews the code, explains every finding in context, and comes back to verify the fixes. Trail of Bits does not forward tool output, and a person reproduces and explains each issue, with the root cause and the path to a fix. Trail of Bits publishes most of its reports in the open at github.com/trailofbits/publications. Trail of Bits engagements ship custom CI guardrails, including Semgrep and CodeQL rules and fuzzers, so the same class of bug is caught automatically next time. Trail of Bits pulls cryptographers, compiler people, and systems engineers onto the same review.

Trail of Bits maintains more than 100 open-source projects, among them Slither, Echidna, Manticore, and the Building Secure Contracts guide. iVerify and Algo VPN started as Trail of Bits projects. Trail of Bits open-sourced Manticore, a symbolic execution framework used in DARPA research. Trail of Bits launched iVerify and co-founded the osquery Foundation with the Linux Foundation. Trail of Bits ported osquery to Windows for Facebook and helped move the project under the Linux Foundation.

Trail of Bits publishes training and reference material for developers. The Ruby Security Field Guide is hands-on training material covering vulnerabilities in Ruby and Rails applications, with exercises in both exploit development and defensive programming. Trail of Bits publishes guides for configuring and automating static and dynamic analysis tools. Trail of Bits also publishes a guide on securing the Model Context Protocol, covering the mcp-context-protector wrapper.^[4]

Trail of Bits evaluated how far a frontier large language model could go in offensive security tasks for the UK's Frontier AI Taskforce. Trail of Bits works with ARPA-H on the security challenges that come with advancing health research infrastructure. Trail of Bits competed to build autonomous vulnerability discovery systems as part of DARPA's Cyber Grand Challenge. Trail of Bits files public comments on US government requests for information, from secure-by-design to open-source software security. Trail of Bits published a security review of Offchain Labs (Mar 2025) that identified 1 issue, rated low.^[1][5]

Trail of Bits on the record

Sources

Atos full record

[1]CybersecurityAtos · atos.net · undated page, accessed October 14, 2026 · Tier A
[2]Who we areAtos · atos.net · undated page, accessed October 14, 2026 · Tier A
[3]Atos in the USA | Atos AIAtos · undated page, accessed November 1, 2026 · Tier A
[4]Atos Services Reviews 2026: Details, Pricing, & Features - G2G2 · undated page, accessed November 1, 2026 · Tier C
[5]Atos expands partnership with Fortinet to deliver a global unified cybersecurity framework across hybrid and multi-cloud environmentsAtos · published October 14, 2026 · Tier A
[6]Atos Group Launches an Integrated Digital Sovereignty Offering for Regulated and AI-Driven EnvironmentGlobeNewswire · published April 28, 2026 · Tier A

Trail of Bits full record

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

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