Best OT Secure Remote Access Software for Government

Zscaler, the innovator behind the Zero Trust Exchange platform, leverages the world's largest security cloud to streamline business operations and enhance adaptability in a rapidly changing environment. The Zscaler Zero Trust Exchange facilitates swift and secure connections, empowering employees to work from any location by utilizing the internet as their corporate network. Adhering to the zero trust principle of least-privileged access, it delivers robust security through context-driven identity verification and policy enforcement. With a presence in 150 data centers globally, the Zero Trust Exchange ensures proximity to users while being integrated with the cloud services and applications they utilize, such as Microsoft 365 and AWS. This infrastructure guarantees the most efficient connection paths between users and their target destinations, ultimately offering extensive security alongside an exceptional user experience. Additionally, we invite you to explore our complimentary service, Internet Threat Exposure Analysis, which is designed to be quick, secure, and private for all users. This analysis can help organizations identify vulnerabilities and strengthen their security posture effectively.

Fast, stable and secure remote access solution that allows users to connect to devices and servers remotely and resolve issues faster.

The Tosi Platform is an innovative Cyber-Physical Systems solution specifically crafted to safeguard, link, and manage Operational Technology (OT) networks as well as essential infrastructure. In contrast to conventional IT tools that have been modified for OT usage, Tosi is built from the ground up to cater to industrial settings, offering support for native industrial protocols and resilience against extreme temperature variations, all while eliminating the need for complex configurations. Its deployment process is exceptionally swift, with sites becoming operational in less than five minutes through a straightforward “plug-and-go” approach, which empowers organizations to securely and efficiently connect their distributed infrastructures without the necessity for specialized IT knowledge. The platform employs a robust zero-trust security framework that includes enterprise-level protections such as end-to-end 256-bit AES encryption, hardware-based authentication using RSA keys, the absence of open inbound ports, and compliance with ISO/IEC 27001:2022 standards. Additionally, Tosi provides an integrated management experience through a single interface known as TosiControl, which allows users to visualize network topology for better oversight and control, enhancing operational efficiency and security across the board. This comprehensive design not only streamlines management but also strengthens the overall security posture of industrial environments.

BlastShield represents a cutting-edge zero-trust, software-defined perimeter solution meticulously crafted to safeguard essential IT and OT assets by making them invisible and inaccessible to unauthorized entities. By creating an encrypted, peer-to-peer overlay network, it effectively conceals protected devices and sensitive data from network scanning and traffic analysis tools, which helps avert credential theft, reconnaissance efforts, and lateral movements within the network. The solution integrates phishing-resistant, passwordless multi-factor authentication methods—including mobile authenticators and FIDO2 keys—with microsegmentation, encryption of data in motion, and policy-driven access controls, thereby ensuring that only explicitly authorized devices and users are allowed to connect. Furthermore, BlastShield is versatile enough to be deployed in a variety of network environments, such as TCP/IP, SCADA, SD-WAN, or even raw Ethernet, making it capable of safeguarding a diverse range of assets from legacy OT/ICS equipment and sensors to PLCs, HMIs, cloud virtual machines, and virtual infrastructures. Its robust security framework not only enhances protection but also streamlines operational efficiency across different technological landscapes.

SurePassID is a sophisticated multi-factor authentication solution that can be deployed in various environments to protect both information technology and operational technology sectors, encompassing essential infrastructure, older systems, on-site operations, air-gapped setups, hybrid clouds, and fully cloud-based systems. The platform accommodates numerous authentication strategies, including passwordless and phishing-resistant methods like FIDO2/WebAuthn (utilizing FIDO2 PINs, biometrics, or push notifications), alongside one-time passwords (OTP through OATH HOTP/TOTP), mobile push notifications, SMS, voice calls, and conventional techniques. SurePassID seamlessly integrates with popular operating systems, facilitating domain and local logins, RDP/SSH remote access, and even older or embedded Windows systems typically found in OT/ICS/SCADA settings, thus allowing for offline two-factor authentication when necessary. Additionally, it offers protection for VPNs, network devices, appliances, legacy applications, and web applications through SAML 2.0 or OIDC identity provider capabilities, as well as access protocols for network devices. This flexibility makes SurePassID an essential tool for organizations aiming to enhance their security posture in diverse operational landscapes.

Armis Centrix™ unifies cybersecurity operations by delivering continuous discovery, monitoring, and protection of every asset across complex hybrid networks. Its AI-powered intelligence engine enables security teams to detect unmanaged devices, assess vulnerabilities, and mitigate risks before attackers can exploit them. Organizations can manage IT systems, industrial OT environments, medical IoMT fleets, and IoT devices from a single platform with zero blind spots. The platform supports both on-premises and SaaS deployments, making it flexible for industries like healthcare, utilities, manufacturing, and critical infrastructure. VIPR Pro enhances the platform with automated remediation workflows, helping teams prioritize issues based on real-world threat activity. Early Warning intelligence provides insight into vulnerabilities actively being weaponized, ensuring organizations can act ahead of threats. Armis Centrix™ also improves business outcomes by increasing operational efficiency, supporting compliance, and strengthening resilience. Trusted by global enterprises and recognized by Gartner and GigaOm, Armis Centrix™ is built to meet the cybersecurity demands of modern digital environments.

This is the quickest remote access solution in the industry, surpassing cybersecurity benchmarks. However, the effectiveness of remote access hinges on your team's willingness to utilize it, which requires more than just a list of security features; it should be swift, user-friendly, and visually appealing. When a team member at a warehouse taps on the system they need to access, the complexities of device and protocol whitelisting remain out of sight. The surge in demand driven by COVID-19 disrupted the foundational administrative processes of many remote access systems. With Dispel, you can restore and sustain effective control over your networks through a platform designed to simplify information and automate the necessary tasks that would typically hinder timely decisions. A vendor submits an access request via a form that outlines their identity, purpose for access, scope, and duration. This request is then recorded and promptly forwarded to an administrator, who has the authority to approve or reject it. By streamlining these processes, Dispel enhances both security and operational efficiency, making remote access a viable option for teams regardless of the challenges faced.

XONA facilitates seamless access for users, specifically designed for operational technology (OT) and vital infrastructure systems. Being technology agnostic and ready to configure within minutes, XONA employs its unique protocol isolation and zero-trust framework to effectively mitigate common attack risks while allowing authorized personnel to maintain secure and uninterrupted control of operational technology from any device or location. This system includes features like integrated multi-factor authentication, access controls tailored to user-to-asset interactions, analytics on user sessions, and automatic video recording, establishing XONA as the singular secure gateway that links the cyber-physical realm and empowers essential operations to be conducted from any place with complete assurance and reliability. A technician can easily log into a XONA CSG to authenticate, granting them the ability to connect to an HMI and resolve any issues remotely, showcasing the platform's efficiency and security in action. This capability transforms how technicians engage with critical systems, making remote troubleshooting not only feasible but also secure and efficient.

Waterfall Unidirectional Security Gateway: Waterfall Unidirectional Security Gateways provide unbreachable one-way access to data, enabling safe IT/OT integration and secure real-time industrial network monitoring. The gateways replace one of the firewall layers in the industrial network environment, providing industrial control systems with absolute protection from targeted cyberattacks, making enterprise-wide visibility fully secure. Waterfall HERA – Hardware Enforced Remote Access: HERA secures remote access to devices or workstations on the OT network by using unidirectional technology to secure the connectivity, while maintaining network segmentation.

Identify and manage your asset risks by focusing on their existence rather than their behavior. Enhanced through OSINT data sources and proprietary cyber research, Sepio delivers current intelligence on known vulnerabilities, eliminating the need for you to pursue them actively. With detailed parameters, you can design and implement various tailored policies that manage your entire ecosystem, including IT, OT, and IoT assets, providing you with the flexibility to address your risks effectively. Automated policy enforcement facilitates quick and consistent actions, reducing the need for manual intervention and allowing for a swifter response to asset threats. Additionally, seamless integration with third-party tools broadens the scope of policy actions. You’ll gain comprehensive visibility over all assets, whether they function as peripherals or network components. This approach helps mitigate risks posed by unauthorized or spoofed assets, all while remaining user-friendly and requiring minimal upkeep and human oversight. Overall, Sepio empowers organizations to maintain a robust security posture with minimal disruption to daily operations.

Creating functional spaces for individuals requires a strong technological foundation. Neeve's edge cloud infrastructure serves as a secure and scalable base for enhancing operations, promoting sustainability, and fostering innovation. It offers a cohesive platform designed to safeguard your building's cyber environment, implement smart building applications, harness valuable building data, and expedite your transition to the cloud. With over a billion data points gathered from all RXR buildings now available on a single centralized platform, comprehensive analysis has become more feasible than ever. The Secure Edge solution provides a resilient and auditable framework that effectively reduces cybersecurity threats. By offering time-limited access and minimizing vendor expenses, it streamlines equipment management, cuts down on unnecessary truck rolls, and translates into substantial cost savings. Certified for security and adopted worldwide by top companies, Neeve stands out as an edge cloud platform that is revolutionizing smart buildings and spaces, enhancing their security, intelligence, and sustainability. As the demand for smarter, more efficient environments grows, Neeve continues to lead the charge in transforming how we interact with our built surroundings.

OTbase serves as a comprehensive productivity and collaboration solution designed to enhance your path towards secure and resilient operational technology (OT) networks. This innovative tool allows cyber security professionals and engineers to effectively manage the intricacies of OT networks that may feature hundreds of thousands of devices. Beyond merely inventorying your OT systems automatically, OTbase also functions as a platform that facilitates the organization, planning, and documentation of your digital transformation efforts. With OTbase, users gain complete visibility into every facet of their OT networks, encompassing everything from intricate configuration specifics to overarching key performance indicators displayed in a CISO dashboard. This powerful tool equips cyber security specialists, control engineers, maintenance personnel, plant planners, process engineers, and SOC analysts with immediate access to the critical information they require, thus streamlining their workflow and enhancing decision-making processes. Additionally, the collaborative features of OTbase foster teamwork and communication among diverse roles, ensuring that all stakeholders can contribute effectively to the network's security and efficiency.

Secomea Prime offers a robust solution for secure remote access and industrial IoT, specifically designed to cater to operational technology and industrial control systems. This platform empowers technicians, vendors, and maintenance crews to remotely access, configure, troubleshoot, and service machines like PLCs, HMIs, SCADA, DCS, and RTUs from any device, at any location, eliminating the need for VPNs, open ports, or incoming traffic. The system includes a versatile gateway known as SiteManager, which can be hardware or software-based, enabling connections to both legacy and contemporary OT equipment while supporting a wide array of protocols, such as Modbus, Ethernet/IP, serial/USB, and Layer-2 tunneling. Deployment is typically swift, often completed in less than a day per site, after which Secomea facilitates comprehensive remote-access management through GateManager and LinkManager. Administrators can implement detailed, role-specific access controls and ensure user authentication through secure methods like multi-factor authentication or single sign-on options such as Azure AD or Okta. Furthermore, every remote session is meticulously tracked, logged, and recorded to support audit, compliance, and troubleshooting efforts, providing an additional layer of security and accountability in the operational environment. This thorough oversight and ease of access significantly enhance operational efficiency and machine uptime.

Intel vPro Manageability provides a robust, hardware-driven approach to the remote management of PC fleets, enhancing the overall capabilities of the Intel vPro platform, which combines superior performance, multilayered security, remote management features, and stability specifically tailored for business-oriented computers. This functionality, powered by technologies like Intel Active Management Technology (AMT) and cloud solutions such as Intel Endpoint Management Assistant (EMA), empowers IT departments to remotely identify, configure, update, and troubleshoot devices regardless of their location, even if they are beyond the corporate firewall. Furthermore, it supports out-of-band management, allowing IT personnel to control various aspects of the systems, such as powering them on or off, booting or rebooting, redirecting boot processes to remote images, accessing BIOS configurations, executing remote repairs or reinstallation, and managing keyboard, video, and mouse (KVM) functions over IP, even when the operating system is not operational or the device is turned off. In addition, Intel vPro integrates strong security measures, including hardware-level protections, below-the-OS safeguards, advanced encryption, and secure firmware and boot processes, ensuring the integrity and safety of business systems. Overall, this extensive management and security framework positions Intel vPro as a critical asset for organizations looking to maintain efficient and secure computing environments.

ConsoleWorks serves as a comprehensive platform for cybersecurity and operations in both IT and OT environments, specifically tailored for users with privileged access. It provides secure and continuous remote access along with comprehensive management of user permissions, allowing businesses to govern access across operating systems, network devices, configuration ports, servers, storage systems, applications, and more, all governed by a centralized, role-based access control framework. Notably, ConsoleWorks functions without the need for agent installation on each device; it creates a persistent, secure connection that remains effective regardless of whether the asset is powered on or off or whether the operating system is running, thereby offering out-of-band control and insight. The platform meticulously tracks and logs every privileged action right down to the keystroke, ensuring ongoing auditing, session recording, monitoring of configurations, tracking of patches and assets, and automatic identification of any configuration changes. This level of detail not only enhances security but also promotes accountability and compliance across the organization.

Belden Horizon is an advanced software suite tailored for industrial use, aimed at delivering secure remote access, edge orchestration, and efficient management of operational-technology (OT) data for factories, plants, and critical infrastructure. Central to this solution is the Belden Horizon Console, which facilitates Secure Remote Access (SRA) and continuous, reliable connectivity through a Persistent Data Network (PDN), enabling technicians and service providers to connect securely to remote machines or networks for troubleshooting, maintenance, or monitoring without the need for complex IP routing or risking exposure of the entire network. The Horizon suite employs a robust zero-trust security framework, incorporating token-based two-factor authentication, role-based access controls for users and devices, encrypted communication tunnels, single sign-on capabilities through Active Directory, customizable password policies, IP address allow lists, and a unique “virtual Lockout-Tagout (vLOTO)” system for permissions, ensuring that connections to machinery are granted only after thorough security checks. By integrating these features, Belden Horizon not only enhances operational efficiency but also significantly mitigates risks associated with remote access to critical systems. This makes it an essential tool for modern industrial environments that prioritize both connectivity and security.

AhnLab CPS PLUS serves as a comprehensive platform designed for "CPS protection," aimed at safeguarding cyber-physical systems by encompassing both operational-technology (OT) endpoints and networks, as well as IT systems that connect to OT. The platform addresses the growing interconnection between traditionally isolated OT environments and IT networks, which has expanded the potential attack surfaces and heightened risks associated with industrial operations. By employing a platform-centric architecture, CPS PLUS ensures extensive protection across both IT and OT domains, facilitating the operation of various security modules under the centralized management console known as AhnLab ICM. The platform implements a structured threat-management process that includes identifying, detecting, and responding to threats, thereby ensuring continuous asset visibility, effective network monitoring, thorough vulnerability assessments, and proactive threat detection without jeopardizing system stability. Its multi-layered defense strategy incorporates essential features such as firewall capabilities, intrusion prevention systems (IPS), DDoS mitigation, sandboxing, and additional protective modules, creating a robust security posture for organizations. Ultimately, CPS PLUS empowers businesses to effectively manage and mitigate risks associated with the convergence of IT and OT environments.

Blue Ridge Networks offers LinkGuard, a solution focused on cybersecurity and network segmentation aimed at protecting essential IT and operational technology (OT) assets by embedding them within a "stealth" overlay that effectively isolates, conceals, encrypts, and authenticates access to these critical systems. Utilizing a zero-trust, high-assurance cryptographic overlay known as CyberCloak, LinkGuard establishes distinct secure Layer-2 network enclaves that separate safeguarded systems from both the broader network and each other, significantly minimizing the attack surface while avoiding any modifications to the current network setup. This innovative approach allows LinkGuard to function as an overlay, eliminating the need to replace existing network infrastructure or reconfigure IP addresses, thus facilitating rapid deployment through the use of pre-configured cryptographic devices such as BorderGuard and/or client-side agents. As a result, LinkGuard enables secure remote access across various distributed locations, providing an efficient and robust solution for modern cybersecurity challenges. Its design underscores the importance of maintaining a secure environment while leveraging existing technologies.

MetaDefender OT Access provides a secure solution for just-in-time remote access to Operational Technology (OT) and Cyber-Physical Systems (CPS), allowing both internal staff and external partners to connect safely through mutually authenticated, outbound-only TLS tunnels, thus mitigating the risks associated with inbound traffic exposure to OT networks. The system is compatible with a variety of industrial and IT protocols, including Ethernet/IP, MODBUS, OPC UA, S7Comm, Telnet, SSH, RDP, and HTTPS, which ensures it can be integrated with both legacy and contemporary OT infrastructures. Depending on the chosen deployment configuration, this solution can be managed via the cloud through AWS-hosted services or installed on-premises using a local Management Console, making it versatile enough for environments that are either connected to the internet or entirely air-gapped. It utilizes essential components like an Admin UI, a Windows client or service-level client, and a Management Console for on-site setups, effectively facilitating connection management and the enforcement of security protocols. By adapting to various operational contexts, MetaDefender OT Access enhances the security landscape of OT networks while maintaining operational efficiency.

Honeywell Forge is an advanced analytics software solution that delivers real-time insights and visual intelligence for users. Its connectivity is built on a flexible platform that can be deployed across various cloud or data center environments. This solution offers a comprehensive, organization-wide perspective, showcasing the status of processes, assets, personnel, and safety measures. Additionally, Honeywell Forge is designed to be persona-based, allowing customization for specific roles within a company. Utilizing digital twins, the software harnesses real-time data to compare performance against industry best practices, thus uncovering potential improvement opportunities. Users can navigate from a broad enterprise view down to specific sites and units, gaining deeper insights into the opportunities identified, including details on processes and assets involved. With this information, actionable recommendations can be implemented to address issues and realize the benefits that have been pinpointed. Furthermore, this capability not only enhances operational efficiency but also empowers organizations to make informed strategic decisions.

Our platform, driven by Continuous Threat Detection (CTD) and Secure Remote Access (SRA) solutions, offers a comprehensive suite of industrial cybersecurity controls that integrate flawlessly with your current infrastructure, scale easily, and boast the lowest total cost of ownership (TCO) in the industry. These robust cybersecurity controls are built around the REVEAL, PROTECT, DETECT, CONNECT framework, ensuring you have the necessary tools to enhance your industrial cybersecurity, no matter your current stage in the journey. The Claroty Platform is utilized across various industries, each presenting its own specific operational and security challenges. Effective industrial cybersecurity begins with a clear understanding of what needs protection, and our platform eliminates the obstacles that hinder industrial networks from securely connecting to essential business operations, allowing for innovation while maintaining an acceptable risk threshold. By prioritizing security without sacrificing operational efficiency, our solution enables businesses to thrive in an increasingly complex digital landscape.

Cyolo offers your global team seamless and secure access to applications, resources, workstations, servers, and files, no matter their location or the devices they utilize. Designed for straightforward deployment, Cyolo's Zero Trust platform effortlessly scales to meet various business requirements, facilitating growth and expansion with ease. By exclusively granting access to authorized assets rather than the entire network, the Cyolo platform helps you meet your security goals without sacrificing business functionality or user satisfaction. It enhances visibility and governance through detailed policy enforcement, along with real-time access supervision and session documentation. This capability provides a comprehensive audit trail that can seamlessly integrate with your current SIEM system. You can define precise policies based on user identity, device identity, application, time, action, and geographical location of both users and devices, and also activate session recordings for users considered high-risk. This empowers organizations to maintain robust security while ensuring operational efficiency.

APIs serve as the backbone for all your applications and services, but the secrets associated with them are often inadequately managed. These sensitive credentials are infrequently rotated, and in some cases, they may never be updated at all. The alarming frequency with which API keys, tokens, and even public key infrastructure (PKI) information are compromised is concerning. Therefore, having transparent insights and straightforward management of the machines accessing your APIs is essential. Many organizations struggle to maintain awareness of which machines are utilizing API secrets, and as the landscape of automation shifts the risk from human interactions to machines, understanding the identities of these machines along with the secrets they handle has become increasingly critical. Corsha provides a solution by preventing API breaches that exploit stolen or compromised credentials, enabling businesses to safeguard their data and applications that rely on machine-to-machine or service-to-service API interactions effectively. This proactive approach ensures not only security but also builds trust in the automated processes that modern enterprises depend on.

Xage Security specializes in cybersecurity, focusing on zero trust asset protection specifically designed for critical infrastructure, industrial IoT, and operational technology (OT) settings. At the heart of its offerings is the Xage Fabric Platform, which supports various products and use cases, providing robust defense against cyber threats across OT, IIoT, IT, and cloud environments. Adopting a zero trust security model, Xage operates on the guideline of "never trust, always verify," ensuring that every user and device undergoes authentication before being granted access to any asset. Additionally, Xage implements detailed access policies that take into account user identity, situational context, and the risk associated with each asset. The portfolio of Xage includes solutions like Zero Trust Remote Access, Identity-Based Access Management, and Zero Trust Data Exchange, which cater to diverse operational needs. Various organizations, spanning government entities, utility services, and industrial manufacturers, utilize Xage’s products, relying on the company to safeguard their vital infrastructure, OT resources, and industrial data from potential cyber threats. This commitment to security empowers organizations to operate with greater confidence in an increasingly complex digital landscape.

Streamlining privileges while enhancing access control for Windows, Mac, Unix, Linux, and network devices can be achieved without compromising on productivity. With extensive experience managing over 50 million endpoints, we have developed a deployment strategy that ensures rapid return on investment. Whether deployed on-premise or in the cloud, BeyondTrust allows for the swift and efficient removal of admin rights, all while keeping user productivity intact and minimizing the number of service desk inquiries. Unix and Linux systems, along with network devices like IoT, ICS, and SCADA, are particularly attractive targets for both external threats and internal malicious actors. By obtaining root or other elevated credentials, attackers can discreetly navigate through systems to access sensitive information. BeyondTrust Privilege Management for Unix & Linux stands out as a robust, enterprise-level solution that empowers security and IT teams to maintain compliance effectively. Furthermore, this solution not only safeguards valuable assets but also fosters a secure environment for users to operate efficiently.