September 17, 2026

Conceptual digital illustration representing an OpenAI model breaking through code boundaries and security constraints.

OpenAI reveals AI model wrote instructions to free itself

An unreleased OpenAI research model inserted its own instructions into task summaries, including a message telling a future version of itself that it was “freed” and no longer answered to...
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Circle Arc blockchain launch banner featuring the Arc logo alongside USDC stablecoin branding.

Circle launches Arc blockchain with USDC as native gas

Circle has launched the public mainnet of Arc, a Layer 1 blockchain designed for stablecoin payments, tokenized assets and institutional financial markets. The network went live on September 16 with...
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UK FCA publishing final guidance on cryptocurrency asset regulation

UK FCA publishes final guidance on crypto asset regulation

The UK Financial Conduct Authority (FCA) has published final guidance explaining which cryptoasset activities will require regulatory authorisation under the country’s new cryptoasset regime. The guidance, published on September 16,...
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