Lockdown Mode
Advanced Protection for High-Risk Users
High-Risk Protection
Consider Lockdown Mode if you believe you may be personally targeted by a highly sophisticated cyberattack.
About this setting →lockdown-mode
Understand your protections
Security Guide
Explore protections for your Apple Account, iCloud data, and iPhone. Each control explains what to do, where to find it, and what to consider.
What the classifications mean →Category
Classification
Browse all security controls
Apple Account Contact Information
Apple Account Access & Authentication
Essential
Review the email addresses and phone numbers associated with your Apple Account. Remove anything you do not recognize or no longer control.
About this setting →apple-account-contact-information
Two-Factor Authentication
Apple Account Access & Authentication
Essential
Turn on two-factor authentication for your Apple Account.
About this setting →two-factor-authentication
Review Trusted Devices
Apple Account Access & Authentication
Essential
Review every device signed in to your Apple Account and remove any device you do not recognize, no longer use, or no longer control.
About this setting →review-trusted-devices
Strong, Unique Apple Account Password
Apple Account Access & Authentication
Essential
Use a strong Apple Account password that you do not reuse for any other account.
About this setting →strong-unique-apple-account-password
Security Keys
Apple Account Access & Authentication
Optional
Consider using physical security keys for stronger protection against phishing and targeted account attacks.
About this setting →security-keys
Recovery Contacts
Account Recovery
Recommended
Set up at least one trusted recovery contact for your Apple Account.
About this setting →recovery-contacts
Recovery Key
Account Recovery
Optional
Consider using a Recovery Key if you want greater control over Apple Account recovery and can store it securely.
About this setting →recovery-key
Advanced Data Protection
iCloud Data Protection
Recommended
Turn on Advanced Data Protection for iCloud.
About this setting →advanced-data-protection
Access iCloud Data on the Web
iCloud Data Protection
Recommended
Turn off web access to your iCloud data unless you regularly use iCloud.com.
About this setting →access-icloud-data-on-the-web
Safety Check
iCloud Data Protection
Recommended
Periodically review Safety Check to confirm that only trusted people, apps, and devices retain access to your information.
About this setting →safety-check
Strong Device Passcode
iPhone Device & Theft Protection
Essential
Use a strong, unique iPhone passcode that no one else knows.
About this setting →strong-device-passcode
Find My iPhone
iPhone Device & Theft Protection
Essential
Turn on Find My iPhone, Find My network, and Send Last Location.
About this setting →find-my-iphone
Stolen Device Protection
iPhone Device & Theft Protection
Essential
Turn on Stolen Device Protection. For stronger protection, consider requiring the Security Delay at all times.
About this setting →stolen-device-protection
Require Attention for Face ID
iPhone Device & Theft Protection
Recommended
Keep Require Attention for Face ID turned on unless accessibility needs make it unsuitable.
About this setting →require-attention-for-face-id
Erase Data After 10 Failed Attempts
iPhone Device & Theft Protection
Optional
Consider turning on Erase Data if you maintain reliable backups and want stronger protection against repeated physical attempts to unlock your iPhone.
About this setting →erase-data-after-10-failed-attempts
Wired Accessories
iPhone Device & Theft Protection
Recommended
Use a setting that requires approval before new wired accessories can communicate with your iPhone.
About this setting →wired-accessories
Configuration Profiles & Device Management
iPhone Device & Theft Protection
Recommended
Review installed configuration profiles and device-management settings, and remove anything you do not recognize or no longer need.
About this setting →configuration-profiles-device-management
Automatic Software Updates
Software & Exploit Protection
Essential
Turn on Automatically Install for iOS updates.
About this setting →automatic-software-updates
Background Security Improvements
Software & Exploit Protection
Essential
Turn on Automatically Install for Background Security Improvements.
About this setting →background-security-improvements
Fraudulent Website Warning
Phishing & Malicious-Site Protection
Recommended
Keep Fraudulent Website Warning turned on in Safari.
About this setting →fraudulent-website-warning