Best AI Security Platforms in UK

AI security platforms are presented as a growing specialist category for protecting LLM applications and autonomous agents against threats such as prompt injection, data poisoning, tool-call abuse, and adversarial attacks that conventional cybersecurity tools do not address. The overview links demand to the UK NCSC and DSIT’s 2025 AI Cyber Security Code of Practice, UK GDPR, and sector-specific requirements, emphasizing real-time traffic controls, agent monitoring, red teaming, supply-chain assurance, and data sovereignty. It identifies UK-based or UK-operating vendors including NeuralTrust, Geordie AI, and Mindgard, alongside international providers Zenity and HiddenLayer, and compares their strengths in AI gateways, agent posture management, red teaming, model protection, and deployment options. NeuralTrust is characterized as the broadest full-stack offering, Geordie AI as focused on agent discovery and endpoint-based governance, Mindgard as centered on continuous red teaming, Zenity as oriented toward enterprise SaaS agents, and HiddenLayer as specializing in model-level security. The guide argues that platform choice should depend on whether an organization’s main concern is LLM traffic control, widespread SaaS agent use, adversarial testing, or an integrated security stack, particularly for regulated UK sectors such as financial services, healthcare, and government.

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