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  "path": "/openai-gpt-5-4-cyber-boost-defensive-cybersecurity/",
  "publishedAt": "2026-04-16T14:59:48.000Z",
  "site": "https://hackread.com",
  "tags": [
    "Security",
    "Artificial Intelligence",
    "AI",
    "ChatGPT",
    "Claude",
    "Cybersecurity",
    "GPT-5.4-Cyber",
    "Mythos",
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  "textContent": "OpenAI unveils GPT-5.4-Cyber, a cybersecurity-focused model built to help defenders analyze malware and fix software bugs. The company is also expanding its Trusted Access for Cyber (TAC) program to thousands of verified experts.",
  "title": "OpenAI Launches GPT-5.4-Cyber to Boost Defensive Cybersecurity"
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