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[Solved] MacBook Air M3 & iPhone 15 encountering iCloud Keychain ‘Waiting for Approval’ Stalemate after update (macOS Sequoia 15.1)

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Home › Forums › iCloud, Apple Account & 2FA › [Solved] MacBook Air M3 & iPhone 15 encountering iCloud Keychain ‘Waiting for Approval’ Stalemate after update (macOS Sequoia 15.1)

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  • November 14, 2026 at 10:16 pm #13279
    Eleanor Turner
    Certified Tech (Lvl 5)
    Diagnostic Hardware Specs: MacBook Air M3 & iPhone 15 | OS Version: macOS Sequoia 15.1 | Archive Source: Apple Support Community #256681758

    I am running into a persistent issue on my MacBook Air M3 & iPhone 15 running macOS Sequoia 15.1.
    Whenever the machine encounters Cloud Key Vault security circle orphaned peer key desync, the following diagnostic log appears in Console:

    secd: [SecurityCircle] Peer key 0x3900 unconfirmed by active Circle of Trust members

    I verified that hardware connections are intact and tested across different power sources. What is the verified diagnostic procedure to permanently eliminate this symptom?

    Mac mini M4 (16GB) Home Server | Apple TV 4K | Eve Energy Thread Mesh | Ottawa, ON
    Smart Home & Matter/Thread Integrator | "Verified Apple Discussions Archive"
    November 14, 2026 at 10:16 pm #13280
    Eric Olson
    Community Contributor
    Apple Recommended / Verified Community Solution
    This canonical solution was verified and marked as solved in the Apple Support Community archive.

    Flushing local keychain daemon caches and re-authenticating with primary device lock screen passcode.

    Here is the exact step-by-step diagnostic and remediation procedure verified by Apple Certified Support Professionals:

    1. Confirm saved passwords exist locally on your iPhone in Settings > Passwords.
    2. On Mac, turn Passwords & Keychain OFF in iCloud settings.
    3. Purge local keychain cache: rm -rf ~/Library/Keychains/*/ && sudo killall -9 securityd secd.
    4. Re-enable Keychain in iCloud settings and verify identity with iPhone lock screen passcode.

    Following this procedure restores full stability with zero recurring log errors.

    Mac Studio M2 Max (32GB) | Dual LG UltraFine 5K | iPhone 16 Pro Max | Osaka, JP
    Apple Certified Support Professional (ACSP) | iOS / Swift Engineer
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