TYAN S8026 Manual page 102

3.7.1 Secure Boot Configuration Submenu
Attempt Secure Boot
Secure boot activated when Platform Key(PK) is enrolled,
System mode is User/Deployed, and CSM function is disabled
Enabled / Disabled
Secure Boot Mode
Secure Boot mode selector. ‟Custom‟ mode enables users to change Image
execution policy and manage secure boot keys.
Standard / Custom
Key Management
Enables expert users to modify Secure Boot Policy variables without full
authentication
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