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[Bug] Anthropic API Error: Real-Time Cyber Safeguards Flag Legitimate Firewall Config Request #103660

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[Bug] Anthropic API Error: Real-Time Cyber Safeguards Flag Legitimate Firewall Config Request#103660
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api:anthropicarea:modelarea:securitybugSomething isn't workingduplicateThis issue or pull request already existsplatform:windowsIssue specifically occurs on Windows

Description

@oasec1
oasec1
opened on Oct 20, 2026

Bug Description
API Error: Mythos 5.1's safeguards flagged this message. Our intentionally broad safeguards allow us to deliver more capabilities faster, but can sometimes flag
legitimate cybersecurity work. Send feedback with /feedback or learn more: https://support.claude.com/en/articles/14604842-real-time-cyber-safeguards-on-claude

Details: [cyber]

Request ID: req_011CgCtAjLHGPzwq5be1LpuX

Message ID: msg_011CgCtAk4S98GdRSK38TxCd wea re rebuilding my own lan/wan and confguring a new firewall

Environment Info

  • Platform: win32
  • Terminal: null
  • Version: 2.1.302
  • Feedback ID: fe511f54-0400-4cac-9cd1-8b7f8cc29c5a
    WERE CONFGURING MY OWN FIREWALL FOR A BRAND NEW WAN/LAN
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