brokenhandsio · the-braveknight · Apr 12, 2026
diff --git a/Sources/WebAuthn/Ceremonies/Authentication/AuthenticationCredential.swift b/Sources/WebAuthn/Ceremonies/Authentication/AuthenticationCredential.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 
 /// The unprocessed response received from `navigator.credentials.get()`.
 ///

diff --git a/Sources/WebAuthn/Ceremonies/Authentication/AuthenticatorAssertionResponse.swift b/Sources/WebAuthn/Ceremonies/Authentication/AuthenticatorAssertionResponse.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 import Crypto
 
 /// This is what the authenticator device returned after we requested it to authenticate a user.

diff --git a/Sources/WebAuthn/Ceremonies/Authentication/PublicKeyCredentialRequestOptions.swift b/Sources/WebAuthn/Ceremonies/Authentication/PublicKeyCredentialRequestOptions.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 
 /// The `PublicKeyCredentialRequestOptions` gets passed to the WebAuthn API (`navigator.credentials.get()`)
 ///

diff --git a/Sources/WebAuthn/Ceremonies/Authentication/VerifiedAuthentication.swift b/Sources/WebAuthn/Ceremonies/Authentication/VerifiedAuthentication.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 
 /// On successful authentication, this structure contains a summary of the authentication flow
 public struct VerifiedAuthentication: Sendable {

diff --git a/Sources/WebAuthn/Ceremonies/Registration/AttestationObject.swift b/Sources/WebAuthn/Ceremonies/Registration/AttestationObject.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 import Crypto
 @preconcurrency import SwiftCBOR
 

diff --git a/Sources/WebAuthn/Ceremonies/Registration/AuthenticatorAttestationResponse.swift b/Sources/WebAuthn/Ceremonies/Registration/AuthenticatorAttestationResponse.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 import SwiftCBOR
 
 /// The response from the authenticator device for the creation of a new public key credential.

diff --git a/Sources/WebAuthn/Ceremonies/Registration/AuthenticatorSelection.swift b/Sources/WebAuthn/Ceremonies/Registration/AuthenticatorSelection.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 
 /// A dictionary describing the Relying Party's requirements regarding authenticator attributes.
 ///
@@ -75,4 +79,3 @@ extension AuthenticatorSelection: Codable {
         case requireResidentKey
     }
 }
-
diff --git a/Sources/WebAuthn/Ceremonies/Registration/Credential.swift b/Sources/WebAuthn/Ceremonies/Registration/Credential.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 
 /// After a successful registration ceremony we pass this data back to the relying party. It contains all needed
 /// information about a WebAuthn credential for storage in e.g. a database.

diff --git a/Sources/WebAuthn/Ceremonies/Registration/PublicKeyCredentialCreationOptions.swift b/Sources/WebAuthn/Ceremonies/Registration/PublicKeyCredentialCreationOptions.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 
 /// The `PublicKeyCredentialCreationOptions` gets passed to the WebAuthn API (`navigator.credentials.create()`)
 ///

diff --git a/Sources/WebAuthn/Ceremonies/Registration/RegistrationCredential.swift b/Sources/WebAuthn/Ceremonies/Registration/RegistrationCredential.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 import Crypto
 
 /// The unprocessed response received from `navigator.credentials.create()`.

diff --git a/Sources/WebAuthn/Ceremonies/Registration/ResidentKeyRequirement.swift b/Sources/WebAuthn/Ceremonies/Registration/ResidentKeyRequirement.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 
 /// The Relying Party's requirements regarding whether the authenticator should create a client-side-resident public key credential source.
 ///
@@ -37,4 +41,3 @@ public struct ResidentKeyRequirement: UnreferencedStringEnumeration, Sendable {
     /// - SeeAlso: [WebAuthn Level 3 Working Draft §5.4.6. Resident Key Requirement Enumeration](https://www.w3.org/TR/webauthn-3/#dom-residentkeyrequirement-discouraged)
     public static let discouraged: Self = "discouraged"
 }
-
diff --git a/Sources/WebAuthn/Ceremonies/Shared/AuthenticatorAttestationGloballyUniqueID.swift b/Sources/WebAuthn/Ceremonies/Shared/AuthenticatorAttestationGloballyUniqueID.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 
 /// A globally unique ID identifying an authenticator.
 ///

diff --git a/Sources/WebAuthn/Ceremonies/Shared/AuthenticatorData.swift b/Sources/WebAuthn/Ceremonies/Shared/AuthenticatorData.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 import Crypto
 import SwiftCBOR
 

diff --git a/Sources/WebAuthn/Ceremonies/Shared/COSE/COSEAlgorithmIdentifier.swift b/Sources/WebAuthn/Ceremonies/Shared/COSE/COSEAlgorithmIdentifier.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 import Crypto
 
 /// COSEAlgorithmIdentifier From §5.10.5. A number identifying a cryptographic algorithm. The algorithm

diff --git a/Sources/WebAuthn/Ceremonies/Shared/COSE/COSEKeyType.swift b/Sources/WebAuthn/Ceremonies/Shared/COSE/COSEKeyType.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 
 /// The Key Type derived from the IANA COSE AuthData
 enum COSEKeyType: UInt64, RawRepresentable, Sendable {

diff --git a/Sources/WebAuthn/Ceremonies/Shared/CollectedClientData.swift b/Sources/WebAuthn/Ceremonies/Shared/CollectedClientData.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 
 /// A parsed version of the `clientDataJSON` received from the authenticator. The `clientDataJSON` is a
 /// representation of the options we passed to the WebAuthn API (`.get()`/ `.create()`).

diff --git a/Sources/WebAuthn/Ceremonies/Shared/CredentialPublicKey.swift b/Sources/WebAuthn/Ceremonies/Shared/CredentialPublicKey.swift
@@ -13,7 +13,11 @@
 
 import Crypto
 import _CryptoExtras
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 import SwiftCBOR
 
 protocol PublicKey: Sendable {

diff --git a/Sources/WebAuthn/Helpers/Base64Utilities.swift b/Sources/WebAuthn/Helpers/Base64Utilities.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 import Logging
 
 /// Container for base64 encoded data

diff --git a/Sources/WebAuthn/Helpers/ByteCasting.swift b/Sources/WebAuthn/Helpers/ByteCasting.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 
 extension BidirectionalCollection where Element == UInt8 {
     /// Cast a byte sequence into a trivial type like a primitive or a tuple of primitives.

diff --git a/Sources/WebAuthn/Helpers/Data+safeSubscript.swift b/Sources/WebAuthn/Helpers/Data+safeSubscript.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 
 extension Data {
     struct IndexOutOfBounds: Error {}

diff --git a/Sources/WebAuthn/Helpers/KeyedDecodingContainer+decodeURLEncoded.swift b/Sources/WebAuthn/Helpers/KeyedDecodingContainer+decodeURLEncoded.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 
 extension KeyedDecodingContainer {
     func decodeBytesFromURLEncodedBase64(forKey key: KeyedDecodingContainer.Key) throws -> [UInt8] {

diff --git a/Sources/WebAuthn/WebAuthnManager+Configuration.swift b/Sources/WebAuthn/WebAuthnManager+Configuration.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 
 extension WebAuthnManager {
     /// Configuration represents the WebAuthn configuration.

diff --git a/Sources/WebAuthn/WebAuthnManager.swift b/Sources/WebAuthn/WebAuthnManager.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 
 /// Main entrypoint for WebAuthn operations.
 ///

diff --git a/Tests/WebAuthnTests/AuthenticatorAttestationGloballyUniqueIDTests.swift b/Tests/WebAuthnTests/AuthenticatorAttestationGloballyUniqueIDTests.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 import Testing
 @testable import WebAuthn
 

diff --git a/Tests/WebAuthnTests/AuthenticatorSelectionTests.swift b/Tests/WebAuthnTests/AuthenticatorSelectionTests.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 import Testing
 @testable import WebAuthn
 
@@ -457,4 +461,3 @@ struct AuthenticatorSelectionTests {
         #expect(options.user.id == user.id)
     }
 }
-
diff --git a/Tests/WebAuthnTests/HelpersTests.swift b/Tests/WebAuthnTests/HelpersTests.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 import Testing
 @testable import WebAuthn
 

diff --git a/Tests/WebAuthnTests/Utils/Hexadecimal.swift b/Tests/WebAuthnTests/Utils/Hexadecimal.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 
 extension String {
     /// Create `[UInt8]` from hexadecimal string representation

diff --git a/Tests/WebAuthnTests/Utils/TestModels/TestAuthData.swift b/Tests/WebAuthnTests/Utils/TestModels/TestAuthData.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 import Crypto
 import WebAuthn
 

diff --git a/Tests/WebAuthnTests/Utils/TestModels/TestClientDataJSON.swift b/Tests/WebAuthnTests/Utils/TestModels/TestClientDataJSON.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 import WebAuthn
 
 struct TestClientDataJSON: Encodable {

diff --git a/Tests/WebAuthnTests/Utils/TestModels/TestECCKeyPair.swift b/Tests/WebAuthnTests/Utils/TestModels/TestECCKeyPair.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 import Crypto
 import WebAuthn
 

diff --git a/Tests/WebAuthnTests/Utils/TestModels/TestKeyConfiguration.swift b/Tests/WebAuthnTests/Utils/TestModels/TestKeyConfiguration.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 
 protocol TestSigner: Sendable {
     static func sign(data: Data) throws -> [UInt8]

diff --git a/Tests/WebAuthnTests/Utils/TestModels/TestRSAKeyPair.swift b/Tests/WebAuthnTests/Utils/TestModels/TestRSAKeyPair.swift
@@ -11,7 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 import Crypto
 import WebAuthn
 import _CryptoExtras