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# SecTrustOptionFlags

The option flags used to condition a trust evaluation.

```
struct SecTrustOptionFlags
```

## Overview

Use these flags in calls to the [`SecTrustSetOptions(_:_:)`](/documentation/Security/SecTrustSetOptions(_:_:)) function.

## Topics

### Initializers

[`init(rawValue:)`](/documentation/Security/SecTrustOptionFlags/init(rawValue:))

Initializes a trust option flags structure.

### Flags

[`kSecTrustOptionAllowExpired`](/documentation/Security/SecTrustOptionFlags/allowExpired)

Allow expired certificates (except for the root certificate).

[`kSecTrustOptionLeafIsCA`](/documentation/Security/SecTrustOptionFlags/leafIsCA)

Allow CA certificates as leaf certificates.

[`kSecTrustOptionFetchIssuerFromNet`](/documentation/Security/SecTrustOptionFlags/fetchIssuerFromNet)

Allow network downloads of CA certificates.

[`kSecTrustOptionAllowExpiredRoot`](/documentation/Security/SecTrustOptionFlags/allowExpiredRoot)

Allow expired root certificates.

[`kSecTrustOptionRequireRevPerCert`](/documentation/Security/SecTrustOptionFlags/requireRevPerCert)

Require a positive revocation check for each certificate.

[`kSecTrustOptionUseTrustSettings`](/documentation/Security/SecTrustOptionFlags/useTrustSettings)

Use TrustSettings instead of anchors.

[`kSecTrustOptionImplicitAnchors`](/documentation/Security/SecTrustOptionFlags/implicitAnchors)

Treat properly self-signed certificates as anchors implicitly.

## Relationships

### Conforms To

[`SetAlgebra`](/documentation/Swift/SetAlgebra)

[`ExpressibleByArrayLiteral`](/documentation/Swift/ExpressibleByArrayLiteral)

[`RawRepresentable`](/documentation/Swift/RawRepresentable)

[`Equatable`](/documentation/Swift/Equatable)

[`BitwiseCopyable`](/documentation/Swift/BitwiseCopyable)

[`OptionSet`](/documentation/Swift/OptionSet)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`Sendable`](/documentation/Swift/Sendable)

---

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