Prompt-Guard-86M is a technology platform aimed at enforcing AI prompt safety and guardrails.
Prompt-Guard-86M is a technology platform tracked across 2 threat clusters and 1 intelligence report mention on ThreatCluster. First observed November 15, 2025; most recent activity November 15, 2025.
Prompt-Guard-86M is a technology platform aimed at enforcing AI prompt safety and guardrails. Recent reporting points to vulnerabilities where specific tokens can flip AI guardrail verdicts, suggesting guardrails can be bypassed via token-based prompt injections. This is significant in cybersecurity as it reveals potential pathways for disallowed content generation and malicious use if such bypasses surface in production AI systems.
Security researchers from HiddenLayer have developed a new attack method called EchoGram, which targets the guardrails of large language models (LLMs). By using specific phrases like '=coffee', attackers can bypass…
Researchers from HiddenLayer have identified a new attack technique called EchoGram that can bypass AI guardrails designed to filter harmful input in large language models (LLMs). This technique allows users to…
Prompt-Guard-86M is a technology platform aimed at enforcing AI prompt safety and guardrails.
The most recent intelligence report mentioning Prompt-Guard-86M on ThreatCluster is dated November 15, 2025.
Across ThreatCluster reporting, Prompt-Guard-86M most frequently co-occurs with Prompt Injection, Claude 4 Sonnet, GPT-4o, Qwen3Guard 0.6B, TextAttack.
The most significant recent cluster is “EchoGram Technique Exploits AI Guardrails Using Specific Prompts” (2 articles · Updated November 15, 2025). Prompt-Guard-86M appears across 2 threat clusters in total, listed above with sources.
Prompt-Guard-86M appears in 1 intelligence report mention across 2 deduplicated threat clusters, aggregated from 17,000+ monitored sources.