CISO Tribune

Vendor comparison · 2 companies

QuSecure vs SSH Communications Security

QuSecure is a post-quantum cryptography and crypto-agility company that gives an enterprise one place to set and enforce cryptographic policy across its infrastructure. SSH Communications Security sells privileged access management solutions for tech-driven companies where software and dynamic infrastructure are core to competitive advantage. CISO Tribune files both under Post-quantum cryptography and Encryption, tokenization and key management. 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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  • QuSecure
  • SSH Communications Security
QuSecure vs SSH Communications Security: Products, Customers and Funding Compared
QuSecureQuSecure is a post-quantum cryptography and crypto-agility company that gives an enterprise one place to set and enforce cryptographic policy across its infrastructure.qusecure.comSSH Communications SecuritySSH Communications Security sells privileged access management solutions for tech-driven companies where software and dynamic infrastructure are core to competitive advantage.ssh.com
What it sells
  • QuProtect R3[7][9][10]Platform for cryptographic command and control.
  • QuProtect[1][3][4][7][9][10][11][12][13]Post-quantum cybersecurity software for protecting encrypted communications and data.
  • QuEverywhere[13]Quantum-safe cryptography orchestration for websites and mobile applications.
  • PrivX PAM[1][3][5][6]Provides Just-in-Time Privileged Access.
  • PrivX OT[5][7]Centralizes identity, authorization, session control and audit across modern and legacy operational environments.
  • Tectia SSH Server[10]Delivers policy-driven secure access.
  • NQX[1][3][8][11]A quantum-safe network encryptor that protects data in transit.
  • SalaX[1][12]Secure email and secure messaging, voice and video.
Categories
Headquarters
San Mateo, United States[2]Not stated on its pages
Founded
Not stated on its pagesNot stated on its pages
Ownership and funding
Privately held[2][13]Not stated on its pages
Named customers
Not stated on its pagesNot stated on its pages
Recent news
  • September 22, 2026QuSecure announced it was named a Cool Vendor in a Gartner report on data security innovations, recognizing its post-quantum cryptography solution.[6]
  • February 11, 2026QuSecure appointed Brian Cunningham as Executive Vice President, Strategy and Growth, as enterprises and government agencies move to post-quantum cryptography.[15]
  • February 11, 2026QuSecure appointed Brian Cunningham, a former Special Operations Commander and Navy SEAL, as EVP Strategy & Growth.[5]
Not stated on its pages
G2 and Gartner Peer Insights
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
  • G2: listed, seen November 10, 2026[2]
  • Gartner Peer Insights: Not stated on its pages
Who it fits
From its own pages, the company directs QuProtect at commercial and federal channel partners. The stated aim is to let those partners secure their networks, communication, and data. The site also carries industry pages for financial services, insurance, energy and grid, hospital systems, manufacturing, pharma and life sciences, and state and local government. This is our reading of the pages, and they state no organisation sizes or buyer roles.SSH sells identity security to government agencies and enterprises of all sizes. SSH helps critical infrastructure organizations with Zero Trust access controls across IT and OT environments. For secure collaboration, deployment is offered on-premises, in the cloud or in private air-gapped networks.
Last verified
September 27, 2026November 2, 2026

Where they overlap

  • QuSecure and SSH Communications Security are both filed under Post-quantum cryptography and Encryption, tokenization and key management.

Where they differ, field by field

  • QuSecure's primary category is Post-quantum cryptography; SSH Communications Security's is Privileged access management.
  • SSH Communications Security is also filed under Non-human identity security.
  • QuSecure lists QuProtect R3, QuProtect and QuEverywhere. SSH Communications Security lists PrivX PAM, PrivX OT, Tectia SSH Server, NQX and SalaX.
  • QuSecure is headquartered in San Mateo, United States.
  • QuSecure is privately held.

What it sells: QuSecure

What QuProtect R3 does[7][9][10]
QuProtect R3 delivers continuous cryptographic inventory, remediation to TLS 1.3 with ML-KEM, automated certificate rotation, and compliance evidence. QuProtect R3 enables security teams to swap algorithms and push cryptographic policy changes across their entire network from one place. QuProtect R3 operates across cloud, on-premises, air-gapped, and sovereign environments and is backwards compatible with legacy infrastructure.
What QuProtect does[1][3][4][7][9][10][11][12][13]
QuProtect is a software-based PQC solution designed to protect encrypted communications and data using quantum secure channels. QuProtect is compatible with all algorithms selected by NIST. QuProtect provides authentication of users, devices, data, and services. QuProtect protects data in transit in datacenters and in the cloud.
What QuEverywhere does[13]
QuEverywhere is a quantum-safe cryptography orchestration product launched by QuSecure. QuEverywhere protects encrypted private data on any website or mobile application with quantum-resilient connections and sessions. QuSecure states that organizations can protect sensitive data wherever it travels without installing software at the endpoint.

What it sells: SSH Communications Security

What PrivX PAM does[1][3][5][6]
PrivX PAM provides real-time session monitoring and audit trails. PrivX PAM provides granular control, automated entitlement management and real-time risk analytics. PrivX secures privileged access across hybrid cloud environments with a passwordless, keyless Zero Trust approach.
What PrivX OT does[5][7]
PrivX OT brokers access to authorized assets and services. PrivX governs access to a range of operational assets and lets users work in a browser or an approved native application. PrivX OT provides protocol-agnostic connections and secure file transfers.
What Tectia SSH Server does[10]
Tectia SSH Server provides encrypted file transfers, secure TCP tunneling and remote access. Tectia interoperates with Linux, Windows, UNIX and IBM z/OS mainframes. Tectia Server lets organizations protect against quantum attacks using NIST-approved post-quantum algorithms.
What NQX does[1][3][8][11]
NQX is a TL III (EU Confidential) certified quantum-safe network encryptor that protects data in transit at Layer 2 (Ethernet) and Layer 3 (IP). NQX combines classical and post-quantum cryptography and secures data in transit.
What SalaX does[1][12]
SalaX protects email with encryption, authentication and data sovereignty, and is integrated with existing email systems, including Gmail and Outlook. SalaX includes encrypted messaging, voice and video calls built on the Matrix protocol.

Questions about QuSecure and SSH Communications Security

What do QuSecure and SSH Communications Security sell?
QuSecure sells QuProtect R3, QuProtect and QuEverywhere. SSH Communications Security sells PrivX PAM, PrivX OT, Tectia SSH Server, NQX and SalaX.
Are QuSecure and SSH Communications Security in the same category?
They share Post-quantum cryptography and Encryption, tokenization and key management. QuSecure's primary category is Post-quantum cryptography and SSH Communications Security's is Privileged access management.
Where are QuSecure and SSH Communications Security headquartered?
QuSecure is headquartered in San Mateo, United States.
Who owns QuSecure and SSH Communications Security?
QuSecure is privately held.
Who are QuSecure and SSH Communications Security sold to?
From its own pages, the company directs QuProtect at commercial and federal channel partners. SSH sells identity security to government agencies and enterprises of all sizes.
What have QuSecure and SSH Communications Security announced recently?
September 22, 2026: QuSecure announced it was named a Cool Vendor in a Gartner report on data security innovations, recognizing its post-quantum cryptography solution.

About QuSecure

QuSecure is a post-quantum cryptography and crypto-agility company that gives an enterprise one place to set and enforce cryptographic policy across its infrastructure. QuSecure enables organizations to build a complete cryptographic inventory across their networks, enforce policy-based governance, and roll out compliant cryptography, from TLS upgrades to full post-quantum migration, without application rewrites.[7]

QuSecure states that quantum computing is accelerating the need to manage cryptography with greater agility. QuSecure states that encrypted data is being harvested now, with the intent of decrypting it once quantum computers reach sufficient scale. QuSecure states that systems can be secured on-prem, air-gapped, or in the cloud with no re-platforming or re-coding.[4][9]

QuProtect R3 is a platform for cryptographic command and control that delivers continuous cryptographic inventory, remediation to TLS 1.3 with ML-KEM, automated certificate rotation, and compliance evidence. QuProtect R3 enables security teams to swap algorithms and push cryptographic policy changes across their entire network from one place. QuProtect R3 operates across cloud, on-premises, air-gapped, and sovereign environments and is backwards compatible with legacy infrastructure. QuProtect R3 enables organizations to manage cryptographic inventories and maintain compliance with standards even in complex environments.[7][9][10]

QuProtect is a post-quantum cybersecurity software product. QuSecure announced that it will provide QuProtect to commercial and federal channel partners. The stated aim of that announcement is to enable these partners to secure their networks, communication, and data from both classical and quantum cyberattacks. QuProtect software will be available for immediate use and installation. QuProtect is a software-based PQC solution designed to protect encrypted communications and data using quantum secure channels. QuProtect is compatible with all algorithms selected by NIST. QuProtect is built to be crypto agile, which means customers can swap one algorithm for another without interruption to system and network performance. QuProtect provides authentication of users, devices, data, and services. QuProtect protects data in transit in datacenters and in the cloud, and uses a cloud-based deployment model that allows organizations to deploy PQC without disrupting existing systems.[3][11][12][14]

QuSecure launched QuEverywhere, a quantum-safe cryptography orchestration product. QuEverywhere protects encrypted private data on any website or mobile application with quantum-resilient connections and sessions. QuSecure states that organizations can protect sensitive data wherever it travels without installing software at the endpoint. QuEverywhere is described as closing the loop on end-to-end quantum-safe data protection for federal and commercial organizations.

Since 2019, QuSecure has worked alongside U.S. government and commercial enterprises to develop, test, and deploy cryptographic security. Swiss-based VeroWay provides alternative core banking and digital fulfillment software and is a QuSecure customer. AFWERX selected QuSecure for a $1.23M Small Business Innovation Research contract. The contract held by QuSecure is focused on Quantum-Resilient Encryption to address challenges in the Department of the Air Force. QuSecure holds a facility clearance for classified work and Interim Authority to Test on Army networks. QuSecure has U.S. Air Force TACFI sponsorship toward Impact Level 6 authorization, the DoD Cloud Computing SRG level for information classified up to SECRET.[1][3][4][7]

QuSecure on the record

Sources

QuSecure full record

  1. [1]qusecure.comQuSecure · qusecure.com · undated page, accessed September 27, 2026 · Tier A
  2. [2]Accenture invests in qusecure to protect against future quantum threats with crypto agilityAccenture · newsroom.accenture.com · published January 22, 2025 · Tier B
  3. [3]MSSP Alert: Arrow Electronics, QuSecure Partner for Post-Quantum CybersecurityMSSP Alert · published January 26, 2023 · Tier A
  4. [4]Crypto-Agility for Critical Systems | QuSecureQuSecure · undated page, accessed October 27, 2026 · Tier A
  5. [5]QuSecure Appoints Brian Cunningham as EVP Strategy & Growth to Scale Federal and Commercial Adoption of Post-Quantum SecurityBusiness Wire · published February 11, 2026 · Tier A
  6. [6]QuSecure Recognized in the Gartner® Coolest Vendor Innovations in Data Security Report for its Post-Quantum Cryptography SolutionBusiness Wire · published September 22, 2026 · Tier A
  7. [7]QuSecure Awarded Follow-On U.S. Air Force Contract for Post-Quantum Cybersecurity Solutions to Strengthen National DefenseQuSecure · published January 8, 2025 · Tier A
  8. [8]About QuSecure | The Company Leading Crypto-AgilityQuSecure · undated page, accessed November 10, 2026 · Tier A
  9. [9]QuSecure Named a Gartner Cool Vendor in Data Security | QuSecureQuSecure · published September 22, 2026 · Tier A
  10. [10]QuSecure on 3 Ways to Accelerate Your Quantum SecurityQuSecure · undated page, accessed November 10, 2026 · Tier A
  11. [11]NIST Addressing Future Post-Quantum Cybersecurity Threats Today | QuSecureAmerican Security Today · published July 6, 2022 · Tier A
  12. [12]Arrow Electronics Signs Agreement with US-based Company | QuSecureGEO SPATIAL WORLD · published January 27, 2023 · Tier A
  13. [13]QuSecure Achieves Post-Quantum Encryption BreakthroughQuSecure · published January 18, 2023 · Tier A
  14. [14]Be Quantum Safe while Achieving HR 7535 Compliance with QuSecure | QuSecureQuSecure · undated page, accessed November 10, 2026 · Tier A
  15. [15]QuSecure Appoints Brian Cunningham as EVP Strategy & Growth to Scale Federal and Commercial Adoption of Post-Quantum SecurityQuSecure Inc. · published February 11, 2026 · Tier A

SSH Communications Security full record

  1. [1]ssh.comSSH Communications Security · ssh.com · undated page, accessed September 30, 2026 · Tier A
  2. [2]SSH PrivX Reviews 2026: Details, Pricing, & Features | G2G2 · undated page, accessed October 31, 2026 · Tier C
  3. [3]Privileged Access, Quantum Readiness & Secure Connectivity Solutions | SSHSSH Communications Security · undated page, accessed November 10, 2026 · Tier A
  4. [4]Identity Security with Zero Trust IAM & PAM Solutions | SSHSSH Communications Security · undated page, accessed November 10, 2026 · Tier A
  5. [5]Secure Vendor and Contractor Remote Access | SSHSSH Communications Security · undated page, accessed November 10, 2026 · Tier A
  6. [6]Zero Trust Cloud Access Management | PrivX™ by SSHSSH Communications Security · undated page, accessed November 10, 2026 · Tier A
  7. [7]Secure Remote OT Access Management with PrivX OT | SSHSSH Communications Security · undated page, accessed November 10, 2026 · Tier A
  8. [8]Zero Trust Security Solutions | PrivX by SSHSSH Communications Security · undated page, accessed November 10, 2026 · Tier A
  9. [9]Secure File Transfers at Enterprise Scale | Tectia | SSHSSH Communications Security · undated page, accessed November 10, 2026 · Tier A
  10. [10]Enterprise SSH for Mission-Critical Workloads | Tectia® | SSHSSH Communications Security · undated page, accessed November 10, 2026 · Tier A
  11. [11]Quantum-Safe Cryptography | Become Quantum Safe with SSHSSH Communications Security · undated page, accessed November 10, 2026 · Tier A
  12. [12]SalaX Secure Collaboration - Secure Business Communications | SSHSSH Communications Security · undated page, accessed November 10, 2026 · Tier A
  13. [13]Operational Security for IT/OT Environments | SSHSSH Communications Security · undated page, accessed November 10, 2026 · Tier A

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