Scaling Trusted Access for Cyber with GPT-5.5 and GPT-5.5-CyberOpenAI News / May 7, 2026TACで防御ワークフローを強化GPT‑5.5‑Cyberは限定プレビュー6/1から高度なアカウント保護必須gpt-5.5gpt-5.5-cybertrusted-accesscybersecurityred-teamingvulnerability-managementaccount-security
Introducing Advanced Account SecurityOpenAI News / Apr 30, 2026Passkeys or security keys required; passwords disabledEmail/SMS recovery disabled; recovery via passkeys/security/recovery keys onlyEnrolled accounts are automatically excluded from model trainingaccount-securitypasskeysfidoyubikeysession-managementaccount-recoverymodel-training
Announcing Cloudflare Account Abuse Protection: prevent fraudulent attacks from bots and humansCloudflare / Mar 12, 2026ハッシュ化ユーザーID使い捨てメール検出ATOとリーク検出の統合cloudflarefraud-preventionbot-managementaccount-securityhashed-user-idemail-risk