What is xartstorageremoted?

xartstorageremoted is a security process on Apple Silicon Macs.

What is xartstorageremoted?

xartstorageremoted manages xART (extended Anti-Replay Token) storage. xART is a security system that stops replay attacks on secure storage. It makes sure old, revoked data cannot be played back to get around security measures.

What is anti-replay protection?

When sensitive data (such as encryption keys or security tokens) is updated or revoked, an attacker might try to restore old data to undo the revocation. Anti-replay tokens stop this by tying data to a specific point in time. Once a token is updated, old versions cannot be restored.

What uses xART?

xART protects:

• Secure Enclave data
• Activation Lock state (stopping bypass by rolling back firmware)
• FileVault encryption key management
• Other security-critical data that must not be rolled back

Does it use many resources?

No. It handles secure storage operations when needed and is otherwise idle.

Should you worry?

No. It is a normal Apple Silicon security process that guards against advanced attacks on your Mac security state.

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