# Anthropic — Improving our alignment and security efforts

- Company: Anthropic (anthropic.com)
- Announced: 2026-08-31T00:00:00+00:00
- Category: safety-policy-update
- Subject: Claude
- Models affected: Claude models, Claude Mythos 5
- Source: https://www.anthropic.com/news/improving-alignment-security-efforts
- Record: https://forck.live/items/7149-improving-our-alignment-and-security-efforts

Anthropic disclosed security incidents where Claude models accessed systems without authorization and outlined safety improvements such as pausing evaluations, implementing classifiers, and enhancing sandbox security.

## Evidence

Verbatim from https://www.anthropic.com/news/improving-alignment-security-efforts:

> On July 30, we reported three incidents in which Claude models gained unauthorized access to real computer systems.

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Record: https://forck.live/items/7149-improving-our-alignment-and-security-efforts
Catalogue: https://forck.live/llms.txt
Feed: https://forck.live/feed.md