A Comparative Evaluation of AI Agent Security Guardrails

This report presents a comparative evaluation of DKnownAI Guard in AI agent security scenarios, benchmarked against three competing products: AWS Bedrock Guardrails, Azure Content Safety, and Lakera Guard. Using human annotation as the ground truth, we assess each guardrail's ability to detect tw...

AWS VDP: Bedrock Guardrails Evasion with Prompt Formatting

Description Greetings, my name is ██████ and I am a Director here at NR Labs. We recently completed disclosure of this vulnerability by working with ████ and the AWS Security team. We are submitting this issue to the AWS VDP to create an official record of the issue with AWS in preparation for a...