[PM-1222] Passkeys in the Bitwarden vault (#2679)

* [EC-598] feat: add support for saving fido2 keys

* [EC-598] feat: add additional data

* [EC-598] feat: add counter, nonDiscoverableId; remove origin

* [EC-598] fix: previous incomplete commit

* [EC-598] fix: previous incomplete commit.. again

* [EC-598] fix: failed merge

* [EC-598] fix: move files around to match new structure

* [EC-598] feat: add implementation for non-discoverable credentials

* [EC-598] chore: remove some changes introduced by vs

* [EC-598] fix: linting issues

* [PM-1500] Add feature flag to enable pass keys (#2916)

* Added feature flag to enable pass keys

* Renamed enable pass keys to fido2 vault credentials

* only sync fido2key ciphers on clients >=2023.9.0 (#3244)

* Renamed fido2key property username to userDisplayName (#3172)

* [PM-1859] Renamed NonDiscoverableId to credentialId (#3198)

* PM-1859 Refactor to credentialId

* PM-1859 Removed unnecessary import

---------

Co-authored-by: Andreas Coroiu <andreas.coroiu@gmail.com>

* [PM-3807] Store all passkeys as login cipher type (#3261)

* [PM-3807] feat: add discoverable property to fido2key

* [PM-3807] feat: remove standalone Fido2Key

* [PM-3807] chore: clean up unusued constant

* [PM-3807] fix: remove standadlone Fido2Key property that I missed

* [PM-3807] Store passkeys in array (#3268)

* [PM-3807] feat: store passkeys in array

* [PM-3807] amazing adventures with the c# linter

* [PM-3980] Added creationDate property to the Fido2Key object (#3279)

* Added creationDate property to the Fido2Key object

* Fixed lint issues

* fixed comments

* made createionDate required

* [PM-3808] [Storage v2] Add old client/new server backward compatibility (#3262)

* [PM-3807] feat: add discoverable property to fido2key

* [PM-3807] feat: remove standalone Fido2Key

* [PM-3807] chore: clean up unusued constant

* [PM-3808] feat: add fido2 compatibility check before saving ciphers

* Resolved merge conflicts.

* Setting minimum version for QA.

---------

Co-authored-by: Todd Martin <tmartin@bitwarden.com>

* [PM-4054] Rename Fido2Key to Fido2Credential (#3306)

* Add server version compatibility check for Fido2Credentials on sharing with org (#3328)

* Added compatibility checks.

* Refactored into separate methods for easier removal.

* Added check on ShareMany

* Updated method order to be consistent.

* Linting

* Updated minimum server version for release, as well as defaulting the feature on for self-hosted.

* Added trailing space.

* Removed extra assignment

---------

Co-authored-by: gbubemismith <gsmithwalter@gmail.com>
Co-authored-by: SmithThe4th <gsmith@bitwarden.com>
Co-authored-by: Todd Martin <tmartin@bitwarden.com>
Co-authored-by: Kyle Spearrin <kspearrin@users.noreply.github.com>
Co-authored-by: Carlos Gonçalves <carlosmaccam@gmail.com>
Co-authored-by: Todd Martin <106564991+trmartin4@users.noreply.github.com>
Co-authored-by: Oscar Hinton <Hinton@users.noreply.github.com>

src/Core/Constants.cs

@@ -20,6 +20,8 @@ public static class Constants
     /// </summary>
     public const int OrganizationSelfHostSubscriptionGracePeriodDays = 60;
 
+    public const string Fido2KeyCipherMinimumVersion = "2023.10.0";
+
     public const string CipherKeyEncryptionMinimumVersion = "2023.9.2";
 }
 
@@ -38,6 +40,7 @@ public static class FeatureFlagKeys
     public const string DisplayEuEnvironment = "display-eu-environment";
     public const string DisplayLowKdfIterationWarning = "display-kdf-iteration-warning";
     public const string TrustedDeviceEncryption = "trusted-device-encryption";
+    public const string Fido2VaultCredentials = "fido2-vault-credentials";
     public const string AutofillV2 = "autofill-v2";
     public const string BrowserFilelessImport = "browser-fileless-import";
 
@@ -54,7 +57,8 @@ public static class FeatureFlagKeys
         // place overriding values when needed locally (offline), or return null
         return new Dictionary<string, string>()
         {
-            { TrustedDeviceEncryption, "true" }
+            { TrustedDeviceEncryption, "true" },
+            { Fido2VaultCredentials, "true" }
         };
     }
 }

src/Core/Vault/Enums/CipherType.cs

@@ -7,5 +7,5 @@ public enum CipherType : byte
     Login = 1,
     SecureNote = 2,
     Card = 3,
-    Identity = 4
+    Identity = 4,
 }

src/Core/Vault/Models/Data/CipherLoginData.cs

@@ -19,6 +19,7 @@ public class CipherLoginData : CipherData
     public DateTime? PasswordRevisionDate { get; set; }
     public string Totp { get; set; }
     public bool? AutofillOnPageLoad { get; set; }
+    public CipherLoginFido2CredentialData[] Fido2Credentials { get; set; }
 
     public class CipherLoginUriData
     {

src/Core/Vault/Models/Data/CipherLoginFido2CredentialData.cs

@@ -0,0 +1,19 @@
+namespace Bit.Core.Vault.Models.Data;
+
+public class CipherLoginFido2CredentialData
+{
+    public CipherLoginFido2CredentialData() { }
+
+    public string CredentialId { get; set; }
+    public string KeyType { get; set; }
+    public string KeyAlgorithm { get; set; }
+    public string KeyCurve { get; set; }
+    public string KeyValue { get; set; }
+    public string RpId { get; set; }
+    public string RpName { get; set; }
+    public string UserHandle { get; set; }
+    public string UserDisplayName { get; set; }
+    public string Counter { get; set; }
+    public string Discoverable { get; set; }
+    public DateTime CreationDate { get; set; }
+}