--- title: PromptGuard Reviews meta\_title: 'PromptGuard Reviews 2026: Details, Pricing, & Features | G2' meta\_description: Filter reviews by the users' company size, role or industry to find out how PromptGuard works for a business like yours. aggregate\_rating: rating\_value: 5.0 review\_count: 1 scale: '5' date\_modified: '2026-07-17' parent\_category: name: Data Security url: https://www.g2.com/categories/data-security --- # PromptGuard Reviews & Product Details Claimed ###### Profile Status This profile is currently managed by PromptGuard but has limited features. Are you part of the PromptGuard team? [Upgrade your plan](https://my.g2.com/promptguard/upgrade?utm_campaign=s3&utm_medium=claim-popup&utm_source=g2) to enhance your branding and engage with visitors to your profile! PromptGuard is an AI security firewall that protects applications from prompt injection attacks, data leaks, and PII exposure. The platform operates as a proxy between applications and LLM providers, analyzing requests in real-time before they reach the model. It detects and blocks prompt injection attempts, automatically redacts personally identifiable information, and provides comprehensive monitoring through a dashboard. The solution requires zero code changes, developers simply swap their LLM API endpoint to enable protection. PromptGuard works with OpenAI, Anthropic, Groq, and Azure OpenAI, adding minimal latency overhead while providing enterprise-grade security. * * * Seller [PromptGuard](https://www.g2.com/sellers/promptguard) Discussions [PromptGuard Community](https://www.g2.com/products/promptguard/discuss) Overview by ABHIJOY SARKAR (AI Researcher @ TheoremOne | AI, NLP, MLOps) Show More ## Top-Rated Alternatives [ ![Egnyte](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Egnyte") Egnyte 4.4/5(1,162) ](https://www.g2.com/products/egnyte/reviews) [ ![Virtru Email Encryption](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Virtru Email Encryption") Virtru Email Encryption 4.4/5(417) ](https://www.g2.com/products/virtru-email-encryption/reviews) [ ![Kiteworks](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Kiteworks") Kiteworks 4.4/5(121) ](https://www.g2.com/products/kiteworks/reviews) [ View All Alternatives ](https://www.g2.com/products/promptguard/competitors/alternatives) ![ABHIJOY S.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "ABHIJOY S.") AS ABHIJOY S. CTO Small-Business (50 or fewer emp.) 12/10/2025 "Outstanding Experience from Start to Finish" 5/5 What do you like best about PromptGuard? I appreciate how quick and simple it is to use, and most importantly, how cost-effective it is—there’s no need to spend a fortune to secure a small business. Setting it up is straightforward, and it captures everything I need. The customer support response time is reliable, and I’m able to integrate it with nearly any LLM application. Once set up, I can essentially forget about it, but I still have the flexibility to monitor its performance as often as I like and adjust policies to fit my organization’s needs. Review collected by and hosted on G2.com. What do you dislike about PromptGuard? It would be beneficial if they began to support enterprise-grade solutions. Review collected by and hosted on G2.com. What problems is PromptGuard solving and how is that benefiting you? I am able to concentrate on developing AI applications and agentic workflows in any niche, confident that the product’s security and compliance requirements are fully addressed. Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerSource: Organic ### There are not enough reviews of PromptGuard for G2 to provide buying insight. Below are some alternatives with more reviews: [ 1 ![Egnyte Logo](https://images.g2crowd.com/uploads/product/hd_favicon/91bb854a397a0e939339a805a61acf75/egnyte.svg "Egnyte Logo") Egnyte 4.4 (1,162) Egnyte delivers the only modern content platform that is purpose-built for businesses. Egnyte gives IT centralized control and protection over their files, and users fast access to their content, no matter how or where work happens. ](https://www.g2.com/products/egnyte/reviews "Egnyte")[ 2 ![Virtru Email Encryption Logo](https://images.g2crowd.com/uploads/product/hd_favicon/9566ba6338388ab7e15b634d2d6fc7ba/virtru-email-encryption.svg "Virtru Email Encryption Logo") Virtru Email Encryption 4.4 (417) Virtru puts you in charge of how your digital information is shared. Combining control, convenience, and simplicity, Virtru makes it easy to keep your private communications private. ](https://www.g2.com/products/virtru-email-encryption/reviews "Virtru Email Encryption")[ 3 ![Kiteworks Logo](https://images.g2crowd.com/uploads/product/hd_favicon/df4606422debde648f5077ab6a908afe/kiteworks.jpeg "Kiteworks Logo") Kiteworks 4.4 (121) The Kiteworks platform prevents data breaches and compliance violations from 3rd party communications. With Kiteworks, CIOs and CISOs gain complete visibility, compliance and control over IP, PII, PHI, and other sensitive content across all 3rd party communication channels, including email, file sharing, mobile, enterprise apps, web portals, SFTP, and MFT. When users click the Kiteworks button, they know it’s the safe, secure way to share sensitive information with the outside world. With on-premise, private cloud, hybrid and FedRAMP deployment options, the Kiteworks platform provides the security and governance CISOs need to protect their organizations, mitigate risk, and adhere to rigorous compliance regulations such as NIST 800-171, HIPAA, SOX, GDPR, GLBA, FISMA, and others. ](https://www.g2.com/products/kiteworks/reviews "Kiteworks")[ 4 ![Virtru Secure Share Logo](https://images.g2crowd.com/uploads/product/hd_favicon/f7257dbaffbbfcc98e4d7029d5e3ec71/virtru-secure-share.svg "Virtru Secure Share Logo") Virtru Secure Share 4.3 (119) Virtru Secure Share is an end-to-end encrypted file-sharing solution designed to facilitate secure collaboration by enabling users to share sensitive data externally without compromising security. It allows individuals to maintain control over their shared files, ensuring that only authorized recipients can access the information. This platform is particularly beneficial for organizations that need to collect and exchange confidential data with clients, partners, or colleagues while adhering to strict compliance standards. Key Features and Functionality: - End-to-End Encryption: Ensures that files are encrypted before they are uploaded, providing robust protection against unauthorized access. - Granular Access Controls: Allows file owners to set specific permissions, including the ability to revoke access or set expiration dates for shared files. - Large File Support: Enables the sharing of files up to 15 GB, accommodating large documents, videos, and other sizable data sets. - Seamless Integration: Integrates with platforms like Google Drive and Microsoft OneDrive, allowing users to share files directly from their existing cloud storage without disrupting workflows. - User-Friendly Authentication: Recipients can access shared files without creating new accounts, using existing Google or Microsoft credentials or a one-time email verification. - Compliance Support: Helps organizations meet regulatory requirements such as HIPAA, FERPA, and GDPR by safeguarding sensitive data through encryption and access controls. Primary Value and Problem Solved: Virtru Secure Share addresses the critical need for secure external collaboration by providing a platform where sensitive information can be shared confidently. It mitigates the risks associated with data breaches and unauthorized access, ensuring that organizations can maintain compliance with data protection regulations. By offering user-friendly features like seamless integration with existing cloud services and straightforward recipient authentication, it streamlines the secure sharing process without imposing additional burdens on users. This empowers organizations to collaborate effectively while maintaining strict control over their sensitive data. ](https://www.g2.com/products/virtru-secure-share/reviews "Virtru Secure Share")[ 5 ![Securiti Logo](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_89b2614826099ebfd163e230fa204886/securiti.png "Securiti Logo") Securiti 4.6 (110) Securiti is the pioneer of the Data Command Center, a centralized platform that enables the safe use of data and GenAI. It provides unified data intelligence, controls and orchestration across hybrid multicloud environments. Large global enterprises rely on Securiti's Data Command Center for data security, privacy, governance, and compliance. Securiti has been recognized as Gartner "Cool Vendor in Data Security", Forrester "Privacy Management Wave Leader", and RSA "Most Innovative Startup ](https://www.g2.com/products/securiti/reviews "Securiti")[ 6 ![Varonis Data Security Platform Logo](https://images.g2crowd.com/uploads/product/hd_favicon/716388d31e0b0e4c5e26fb7a5ee923ca/varonis-data-security-platform.svg "Varonis Data Security Platform Logo") Varonis Data Security Platform 4.6 (88) Data Security platform detects insider threats and cyberattacks by analyzing data, account activity, and user behavior; prevents and limits disaster by locking down sensitive and stale data; and efficiently sustains a secure state with automation. ](https://www.g2.com/products/varonis-data-security-platform/reviews "Varonis Data Security Platform")[ 7 ![Satori Data Security Platform Logo](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_fa8b1c34858a221fddaeb340df9e61c9/satori-data-security-platform.png "Satori Data Security Platform Logo") Satori Data Security Platform 4.7 (87) The Satori Data Security Platform is a highly-available and transparent proxy service that sits in front of your data stores (databases, data warehouses and data lakes). ](https://www.g2.com/products/satori-data-security-platform/reviews "Satori Data Security Platform")[ 8 ![Sophos Intercept X Logo](https://images.g2crowd.com/uploads/product/hd_favicon/c3eafd206cf051259b58dcd9712f2d46/sophos-sophos-intercept-x.svg "Sophos Intercept X Logo") Sophos Intercept X 3.9 (36) Sophos Intercept X is a comprehensive endpoint security solution designed to protect organizations from a wide range of cyber threats. Utilizing advanced technologies such as deep learning and anti-exploit measures, it effectively detects and prevents both known and unknown malware, ransomware, and zero-day exploits. Managed through the cloud-based Sophos Central platform, Intercept X offers streamlined deployment and management, ensuring robust protection with minimal system impact. Key Features and Functionality: - Deep Learning Technology: Employs advanced machine learning to identify and block new and previously unseen malware without relying on traditional signatures. - Anti-Ransomware with CryptoGuard: Detects and halts malicious encryption processes, automatically restoring affected files to their original state to mitigate ransomware attacks. - Exploit Prevention: Blocks over 60 exploit techniques used by attackers to compromise systems, steal credentials, and distribute malware. - Behavioral Analysis: Monitors system behavior to identify and stop malicious activities, including fileless attacks that operate directly from memory. - Managed Threat Response (MTR): Provides 24/7 threat hunting, detection, and response services delivered by a team of Sophos experts. - Centralized Management: Offers a unified management console via Sophos Central, simplifying policy configuration, reporting, and alert management. Primary Value and User Benefits: Sophos Intercept X delivers a multi-layered defense strategy that addresses the evolving landscape of cyber threats. By integrating deep learning and exploit prevention technologies, it proactively stops attacks before they can cause harm. The inclusion of CryptoGuard ensures that ransomware threats are neutralized, with automatic file restoration minimizing downtime and data loss. The MTR service adds an extra layer of security by providing continuous monitoring and expert intervention when necessary. With its centralized management through Sophos Central, organizations can efficiently oversee their security posture, ensuring comprehensive protection with reduced administrative overhead. ](https://www.g2.com/products/sophos-sophos-intercept-x/reviews "Sophos Intercept X")[ 9 ![Microsoft Purview Information Protection Logo](https://images.g2crowd.com/uploads/product/hd_favicon/a8a99a96fda235658139f710592f8a53/microsoft-purview-information-protection.svg "Microsoft Purview Information Protection Logo") Microsoft Purview Information Protection 4.4 (32) Microsoft Purview Information Protection is a comprehensive solution designed to help organizations discover, classify, label, and protect sensitive data across their digital estate. By integrating seamlessly with Microsoft 365 applications and services, it ensures that sensitive information is safeguarded, whether it's stored on-premises, in the cloud, or shared externally. This unified approach enables businesses to maintain compliance with regulatory requirements and protect their critical data assets effectively. Key Features and Functionality: - Built-in Capabilities: Offers native labeling and protection within Microsoft 365 apps and services, facilitating easy adoption without additional installations. - Intelligent Classifiers: Utilizes AI-powered classifiers and exact data match techniques to accurately identify and categorize sensitive information. - Unified Admin Portal: Provides a centralized platform to configure policies, manage data protection strategies, and view analytics across various environments, including on-premises file shares, Microsoft 365 apps, and devices. - Extensible Platform: Extends protection capabilities to popular non-Microsoft applications and services through a Software Development Kit (SDK), ensuring consistent data security across diverse platforms. Primary Value and Solutions Provided: Microsoft Purview Information Protection addresses the critical need for organizations to secure sensitive data amidst evolving regulatory landscapes and increasing data breaches. By automating data discovery and classification, it reduces manual efforts and minimizes human errors. The solution's integration with existing Microsoft 365 environments ensures a seamless user experience, promoting compliance without hindering productivity. Ultimately, it empowers organizations to protect their data proactively, maintain regulatory compliance, and build trust with stakeholders by safeguarding confidential information. ](https://www.g2.com/products/microsoft-purview-information-protection/reviews "Microsoft Purview Information Protection")[ 10 ![Imperva Data Security Fabric Logo](https://images.g2crowd.com/uploads/product/hd_favicon/018830d3c725c55cf1830842ab3394b0/imperva-data-security-fabric.png "Imperva Data Security Fabric Logo") Imperva Data Security Fabric 4.5 (31) Hidden risks expose your data. Imperva Discovery and Assessment discovers unknown databases, classifies sensitive data and detects database vulnerabilities. ](https://www.g2.com/products/imperva-data-security-fabric/reviews "Imperva Data Security Fabric") [Show More](#) ##### Pricing Pricing details for this product isn’t currently available. Visit the vendor’s website to learn more. 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