C# Signature:

[Flags]
private enum CryptProtectFlags {
    // for remote-access situations where ui is not an option
    // if UI was specified on protect or unprotect operation, the call
    // will fail and GetLastError() will indicate ERROR_PASSWORD_RESTRICTION
    CRYPTPROTECT_UI_FORBIDDEN = 0x1,

    //
    // per machine protected data -- any user on machine where CryptProtectData
    // took place may CryptUnprotectData
    CRYPTPROTECT_LOCAL_MACHINE = 0x4,

    //
    // force credential synchronize during CryptProtectData()
    // Synchronize is only operation that occurs during this operation
    CRYPTPROTECT_CRED_SYNC = 0x8,

    //
    // Generate an Audit on protect and unprotect operations
    //
    CRYPTPROTECT_AUDIT = 0x10,

    //
    // Protect data with a non-recoverable key
    //
    CRYPTPROTECT_NO_RECOVERY = 0x20,


    //
    // Verify the protection of a protected blob
    //
    CRYPTPROTECT_VERIFY_PROTECTION = 0x40
}

VB .NET Signature:

Declare Function CryptProtectFlags Lib "crypt32.dll" (TODO) As TODO

User-Defined Types:

None.

Notes:

None.

Tips & Tricks:

Please add some!