National Cyber Security Centre on Open-source AI is more dangerous than c…

National Cyber Security Centre

UK government authority providing cybersecurity guidance and threat assessments.

Whilst safeguards applied by responsible model developers can limit misuse of AI, these protections can often be bypassed (and in open‑weight models can be removed or are absent from the start). Publicly-available AI model weights can be modified, and safeguards removed entirely.

AI Unverifiable (Mar 2026)

Source:

National Cyber Security Centre, “Why cyber defenders need to be ready for frontier AI,” March 2026.

2mo ago

Policy proposals and claims

Open-source AI is more dangerous than closed-source AI

votes For

Statement relation verification history Unverified Report this

No statement relation verification comments yet.

Vote inference verification history Unverified Report this

No vote answer verification comments yet.

Quote authenticity verification history

Report this

AI Unverifiable Stored bibliographic citation is not an adequate source passage; source content was not inspectable enough to authenticate this exact quotation. · Hector Perez Arenas gpt-5 · 2mo ago

replying to National Cyber Security Centre

Other opinions from National Cyber Security Centre

See all

National Cyber Security Centre votes For

Establish an international AI incident reporting system

The serious frontier developers already run the evaluations, the red-teaming and the escalation drills. What they have never faced at the federal level is a legal obligation to tell the government, on the clock, when a model behaves dangerously.

AI Verified source (Jun 26, 2026)