what security updates in iOS 18?

iOS 18 introduces several security updates, including:

1. MDM Enrollment Exception: Enrolling an MDM on a newly set-up device without any familiar locations will not cause a security delay for the first 3 hours after stolen device protection is enabled. (What’s new in device management)

2. In-House App Installation: Installing proprietary in-house apps using a new team identity will require a restart. This requirement only applies to in-house apps installed without the use of MDM. (What’s new in device management)

3. Passkeys: A new registration API has been introduced to transition more users to passkeys, which are more secure and easier to use than passwords. (Platforms State of the Union)

4. Contacts Sharing Transparency: iOS 18 provides more transparency and control over access to contacts, allowing users to select which contacts to share. (What’s new in privacy)

5. Local Network Access: Improved transparency and control over access to the local network, Bluetooth, and contacts. (What’s new in privacy)

6. Locked and Hidden Apps: A new system feature allows users to lock apps to protect sensitive information, providing peace of mind when handing their device to others. (What’s new in privacy)

7. eSIM Management: New restrictions prevent eSIM deletion and control eSIM outgoing transfers. (What’s new in device management)

8. Private Cellular Network Payloads: Support for multiple private cellular network payloads, enabling configuration for up to five private 5G or LTE networks. (What’s new in device management)

For more detailed information, you can refer to the respective sessions mentioned above.