mirror of
https://github.com/bitwarden/mobile
synced 2025-12-17 00:33:20 +00:00
Trusted Device Encryption feature (#2656)
* [PM-1208] Add Device approval options screen. View model waiting for additional logic to be added. * [PM-1208] Add device related api endpoint. Add AccoundDecryptOptions model and property to user Account. * [PM-1208] Add continue button and not you option * [PM-1379] add DeviceTrustCryptoService with establish trust logic (#2535) * [PM-1379] add DeviceCryptoService with establish trust logic * PM-1379 update api location and other minor refactors * pm-1379 fix encoding * update trusted device keys api call to Put * [PM-1379] rename DeviceCryptoService to DeviceTrustCryptoService - refactors to prevent side effects * [PM-1379] rearrange methods in DeviceTrustCryptoService * [PM-1379] rearrange methods in abstraction * [PM-1379] deconstruct tuples * [PM-1379] remove extra tasks * [PM-2583] Answer auth request with mp field as null if doesn't have it. (#2609) * [PM-2287][PM-2289][PM-2293] Approval Options (#2608) * [PM-2293] Add AuthRequestType to PasswordlessLoginPage. * [PM-2293] Add Actions to ApproveWithDevicePage * [PM-2293] Change screen text based on AuthRequestType * [PM-2293] Refactor AuthRequestType enum. Add label. Remove unnecessary actions. * [PM-2293] Change boolean variable expression. * [PM-2293] Trust device after admin request login. * code format * [PM-2287] Add trust device to master password unlock. Change trust device method. Remove email from SSO login page. * [PM-2293] Fix state variable get set. * [PM-2287][PM-2289][PM-2293] Rename method * [PM-1201] Change timeout actions available based on hasMasterPassword (#2610) * [PM-1201] Change timeout actions available based on hasMasterPassword * [PM-2731] add user key and master key types * [PM-2713] add new state for new keys and obsolete old ones - UserKey - MasterKey - UserKeyMasterKey (enc UserKey from User Table) * [PM-271] add UserKey and MasterKey support to crypto service * [PM-2713] rename key hash to password hash & begin add methods to crypto service * [PM-2713] continue organizing crypto service * [PM-2713] more updates to crypto service * [PM-2713] add new pin methods to state service * [PM-2713] fix signature of GetUserKeyPin * [PM-2713] add make user key method to crypto service * [PM-2713] refresh pin key when setting user key * [PM-2713] use new MakeMasterKey method * [PM-2713] add toggle method to crypto service for keys * [PM-2713] converting calls to new crypto service api * [PM-2713] add migration for pin on lock screens * [PM-2713] more conversions to new crypto service api * [PM-2713] convert cipher service and others to crypto service api * [PM-2713] More conversions to crypto api * [PM-2713] use new crypto service api in auth service * [PM-2713] remove unused cached values in crypto service * [PM-2713] set decrypt and set user key in login helper * fix bad merge * Update crypto service api call to fix build * [PM-1208] Fix app resource file * [PM-1208] Fix merge * [PM-1208] Fix merge * [PM-2713] optimize async code in crypto service * [PM-2713] rename password hash to master key hash * [PM-2713] fix casting issues and pin * [PM-2713] remove extra comment * [PM-2713] remove broken casting * [PM-2297] Login with trusted device (Flow 2) (#2623) * [PM-2297] Add DecryptUserKeyWithDeviceKey method * [PM-2297] Add methods to DeviceTrustCryptoService update decryption options model * [PM-2297] Update account decryption options model * [PM-2297] Fix TrustedDeviceOption and DeviceResponse model. Change StateService device key get set to have default user id * [PM-2297] Update navigation to decryption options * [PM-2297] Add missing action navigations to iOS extensions * [PM-2297] Fix trust device bug/typo * [PM-2297] Fix model bug * [PM-2297] Fix state var crash * [PM-2297] Add trust device login logic to auth service * [PM-2297] Refactor auth service key connector code * [PM-2297] Remove reconciledOptions for deviceKey in state service * [PM-2297] Remove unnecessary user id params * [PM-2289] [PM-2293] TDE Login with device Admin Request (#2642) * [PM-2713] deconstruct new key pair * [PM-2713] rename PrivateKey methods to UserPrivateKey on crypto service * [PM-2713] rename PinLockEnum to PinLockType * [PM-2713] don't pass user key as param when encrypting * [PM-2713] rename toggle method, don't reset enc user key * [PM-2713] pr feedback * [PM-2713] PR feedback * [PM-2713] rename get pin lock type method * [PM-2713] revert feedback for build * [PM-2713] rename state methods * [PM-2713] combine makeDataEncKey methods * [PM-2713] consolidate attachment key creation - also fix ios files missed during symbol rename * [PM-2713] replace generic with inherited class * rename account keys to be more descriptive * [PM-2713] add auto unlock key to mobile * [PM-1208] Add TDE flows for new users (#2655) * [PM-1208] Create new user on SSO. Logout if not password is setup or has pending admin auth request. * [PM-1208] Fix new user UserKey decryption. * [PM-1208] Add new user continue to vault logic. Auto enrol user on continue. * [PM-1208] Trust device only if needed * [PM-1208] Add logic for New User SSO. * [PM-1208] Add logic for New User SSO (missing file). * [PM-2713] set user key on set password page * [PM-2713] set enc user key during kc onboarding * fix formatting * [PM-2713] make method async again - returning null from a task thats not async throws * [PM-2713] clear service cache when adding new account * Fix build after merge * [PM-3313] Fix Android SSO Login (#2663) * [PM-3313] Catch exception on AuthPendingRequest * [PM-3313] Fix lock timeout action if user doesn't have a master password. * code format * [PM-3313] Null email in Approval Options screen (#2664) * [PM-3313] Fix null email in approval options screen * [PM-3320][PM-3321] Fix labels and UI tweaks (#2666) * [PM-3320] Fix UI copy and remember me default ON. * [PM-3321] Fix UI on Log in with device screen. * [PM-3337] Fix admin request deny error (#2669) * [PM-3342] Not you button logs user out. (#2672) * [PM-3319] Check for admin request in Lock page (#2668) * [PM-3319] Ignore admin auth request when choosing mp as decryption option. * [PM-2289] Change header title based on auth request type (#2670) * [PM-2289] Change header title based on auth request type * [PM-3333] Check for purged admin auth requests (#2671) * [PM-3333] Check for purged admin auth requests Co-authored-by: Federico Maccaroni <fedemkr@gmail.com> --------- Co-authored-by: Federico Maccaroni <fedemkr@gmail.com> * [PM-3341] Vault Timeout Action not persisted correctly (#2673) * [PM-3341] Fix timeout action change when navigating * [PM-3357] Fix copy for Login Initiated (#2674) * [PM-3362] Fix auth request approval (#2675) * [PM-3362] Fix auth request approval * [PM-3362] Add new exception type * [PM-3102] Update Master password reprompt to be based on MP instead of Key Connector (#2653) * PM-3102 Added check to see if a user has master password set replacing previous usage of key connector. * PM-3102 Fix formatting * [PM-2713] Final merge from Key Migration branch to TDE Feature branch (#2667) * [PM-2713] add async to key connector service methods * [PM-2713] rename ephemeral pin key * add state for biometric key and accept UserKey instead of string for auto key * Get UserKey from bio state on unlock * PM-2713 Fix auto-migrating EncKeyEncrypted into MasterKey encrypted UserKey when requesting DecryptUserKeyWithMasterKeyAsync is called * renaming bio key and fix build * PM-3194 Fix biometrics button to be shown on upgrade when no UserKey is present yet * revert removal of key connector service from auth service * PM-2713 set user key when using KC * clear enc user key after migration * use is true for nullable bool * PR feedback, refactor kc service --------- Co-authored-by: Federico Maccaroni <fedemkr@gmail.com> * Fix app fresh install user login with master password. (#2676) * [PM-3303] Fix biometric login after key migration (#2679) * [PM-3303] Add condition to biometric unlock * [PM-3381] Fix TDE login 2FA flow (#2678) * [PM-3381] Check for vault lock on 2FA screen * [PM-3381] Move logic to ViewModel * [PM-3381] Fix null vm error * [PM-3379] Fix key rotation on trusted device. (#2680) * [PM-3381] Update login flows (#2683) * [PM-3381] Update login flows * [PM-3381] Remove _authingWithSso parameter * PM-3385 Fix MP reprompt item level when no MP hash is stored like logging in with TDE. Also refactor code to be more maintainable (#2687) * PM-3386 Fix MP reprompt / OTP decision to be also based on the master key hash. (#2688) * PM-3450 Fix has master password with mp key hash check (#2689) * [PM-3394] Fix login with device for passwordless approvals (#2686) * set activeUserId to null when logging in a new account - Also stop the user key from being set in inactive accounts * get token for login with device if approving device doesn't have master key * add comment * simplify logic * check for route instead of using isAuthenticated - we don't clear the user id when logging in new account - this means we can't trust the state service, so we have to base our logic off the route in login with device * use authenticated auth request for tde login with device * [PM-3394] Add authingWithSso parameter to LoginPasswordlessRequestPage. * pr feedback * [PM-3394] Refactor condition Co-authored-by: Federico Maccaroni <fedemkr@gmail.com> --------- Co-authored-by: André Bispo <abispo@bitwarden.com> Co-authored-by: Federico Maccaroni <fedemkr@gmail.com> * [PM-3462] Handle force password reset on mobile with TDE (#2694) * [PM-3462] Handle force password reset on mobile with TDE * [PM-3462] update references to refactored crypto method - fix kc bug, we were sending private key instead of user key to server - rename kc service method to be correct * [PM-3462] Update TwoFactorPage login logic * [PM-3462] Added pending admin request check to TwoFactorPage * [PM-3462] Added new exception types for null keys --------- Co-authored-by: André Bispo <abispo@bitwarden.com> * [PM-1029] Fix Async suffix in ApiService. Add UserKeyNullExceptions. * [PM 3513] Fix passwordless 2fa login with device on mobile (#2700) * [PM-3513] Fix 2FA for normal login with device with users without mp * move _userKey --------- Co-authored-by: André Bispo <abispo@bitwarden.com> * clear encrypted pin on logout (#2699) --------- Co-authored-by: André Bispo <abispo@bitwarden.com> Co-authored-by: Jake Fink <jfink@bitwarden.com> Co-authored-by: Federico Maccaroni <fedemkr@gmail.com>
This commit is contained in:
@@ -8,11 +8,13 @@ using Bit.App.Utilities;
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using Bit.Core.Abstractions;
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using Bit.Core.Enums;
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using Bit.Core.Models.Domain;
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using Bit.Core.Services;
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using Bit.Core.Utilities;
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using Bit.iOS.Core.Utilities;
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using Bit.iOS.Core.Views;
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using Foundation;
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using UIKit;
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using Xamarin.Essentials;
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using Xamarin.Forms;
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namespace Bit.iOS.Core.Controllers
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@@ -26,15 +28,14 @@ namespace Bit.iOS.Core.Controllers
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private IStorageService _secureStorageService;
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private IPlatformUtilsService _platformUtilsService;
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private IBiometricService _biometricService;
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private IKeyConnectorService _keyConnectorService;
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private IUserVerificationService _userVerificationService;
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private IAccountsManager _accountManager;
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private bool _isPinProtected;
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private bool _isPinProtectedWithKey;
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private bool _pinLock;
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private bool _biometricLock;
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private PinLockType _pinStatus;
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private bool _pinEnabled;
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private bool _biometricEnabled;
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private bool _biometricIntegrityValid = true;
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private bool _passwordReprompt = false;
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private bool _usesKeyConnector;
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private bool _hasMasterPassword;
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private bool _biometricUnlockOnly = false;
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private bool _checkingPassword;
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@@ -85,7 +86,7 @@ namespace Bit.iOS.Core.Controllers
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}
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public abstract UITableView TableView { get; }
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public override async void ViewDidLoad()
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{
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_vaultTimeoutService = ServiceContainer.Resolve<IVaultTimeoutService>("vaultTimeoutService");
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@@ -95,7 +96,7 @@ namespace Bit.iOS.Core.Controllers
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_secureStorageService = ServiceContainer.Resolve<IStorageService>("secureStorageService");
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_platformUtilsService = ServiceContainer.Resolve<IPlatformUtilsService>("platformUtilsService");
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_biometricService = ServiceContainer.Resolve<IBiometricService>("biometricService");
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_keyConnectorService = ServiceContainer.Resolve<IKeyConnectorService>("keyConnectorService");
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_userVerificationService = ServiceContainer.Resolve<IUserVerificationService>();
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_accountManager = ServiceContainer.Resolve<IAccountsManager>("accountsManager");
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// We re-use the lock screen for autofill extension to verify master password
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@@ -103,29 +104,32 @@ namespace Bit.iOS.Core.Controllers
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if (autofillExtension && await _stateService.GetPasswordRepromptAutofillAsync())
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{
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_passwordReprompt = true;
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_isPinProtected = false;
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_isPinProtectedWithKey = false;
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_pinLock = false;
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_biometricLock = false;
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_pinStatus = PinLockType.Disabled;
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_pinEnabled = false;
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_biometricEnabled = false;
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}
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else
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{
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(_isPinProtected, _isPinProtectedWithKey) = await _vaultTimeoutService.IsPinLockSetAsync();
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_pinLock = (_isPinProtected && await _stateService.GetPinProtectedKeyAsync() != null) ||
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_isPinProtectedWithKey;
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_biometricLock = await _vaultTimeoutService.IsBiometricLockSetAsync() &&
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await _cryptoService.HasKeyAsync();
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_pinStatus = await _vaultTimeoutService.GetPinLockTypeAsync();
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var ephemeralPinSet = await _stateService.GetPinKeyEncryptedUserKeyEphemeralAsync()
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?? await _stateService.GetPinProtectedKeyAsync();
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_pinEnabled = (_pinStatus == PinLockType.Transient && ephemeralPinSet != null) ||
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_pinStatus == PinLockType.Persistent;
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_biometricEnabled = await _vaultTimeoutService.IsBiometricLockSetAsync()
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&& await _cryptoService.HasEncryptedUserKeyAsync();
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_biometricIntegrityValid =
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await _platformUtilsService.IsBiometricIntegrityValidAsync(BiometricIntegritySourceKey);
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_usesKeyConnector = await _keyConnectorService.GetUsesKeyConnector();
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_biometricUnlockOnly = _usesKeyConnector && _biometricLock && !_pinLock;
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_hasMasterPassword = await _userVerificationService.HasMasterPasswordAsync();
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_biometricUnlockOnly = !_hasMasterPassword && _biometricEnabled && !_pinEnabled;
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}
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if (_pinLock)
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if (_pinEnabled)
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{
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BaseNavItem.Title = AppResources.VerifyPIN;
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}
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else if (_usesKeyConnector)
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else if (!_hasMasterPassword)
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{
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BaseNavItem.Title = AppResources.UnlockVault;
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}
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@@ -150,7 +154,7 @@ namespace Bit.iOS.Core.Controllers
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if (!_biometricUnlockOnly)
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{
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MasterPasswordCell.Label.Text = _pinLock ? AppResources.PIN : AppResources.MasterPassword;
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MasterPasswordCell.Label.Text = _pinEnabled ? AppResources.PIN : AppResources.MasterPassword;
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MasterPasswordCell.TextField.SecureTextEntry = true;
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MasterPasswordCell.TextField.ReturnKeyType = UIReturnKeyType.Go;
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MasterPasswordCell.TextField.ShouldReturn += (UITextField tf) =>
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@@ -158,7 +162,7 @@ namespace Bit.iOS.Core.Controllers
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CheckPasswordAsync().FireAndForget();
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return true;
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};
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if (_pinLock)
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if (_pinEnabled)
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{
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MasterPasswordCell.TextField.KeyboardType = UIKeyboardType.NumberPad;
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}
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@@ -177,7 +181,7 @@ namespace Bit.iOS.Core.Controllers
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base.ViewDidLoad();
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if (_biometricLock)
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if (_biometricEnabled)
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{
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if (!_biometricIntegrityValid)
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{
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@@ -196,20 +200,20 @@ namespace Bit.iOS.Core.Controllers
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base.ViewDidAppear(animated);
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// Users with key connector and without biometric or pin has no MP to unlock with
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if (_usesKeyConnector)
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if (!_hasMasterPassword)
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{
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if (!(_pinLock || _biometricLock) ||
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(_biometricLock && !_biometricIntegrityValid))
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if (!(_pinEnabled || _biometricEnabled) ||
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(_biometricEnabled && !_biometricIntegrityValid))
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{
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PromptSSO();
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}
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}
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else if (!_biometricLock || !_biometricIntegrityValid)
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else if (!_biometricEnabled || !_biometricIntegrityValid)
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{
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MasterPasswordCell.TextField.BecomeFirstResponder();
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}
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}
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protected async Task CheckPasswordAsync()
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{
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if (_checkingPassword)
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@@ -224,7 +228,7 @@ namespace Bit.iOS.Core.Controllers
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{
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var alert = Dialogs.CreateAlert(AppResources.AnErrorHasOccurred,
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string.Format(AppResources.ValidationFieldRequired,
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_pinLock ? AppResources.PIN : AppResources.MasterPassword),
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_pinEnabled ? AppResources.PIN : AppResources.MasterPassword),
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AppResources.Ok);
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PresentViewController(alert, true, null);
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return;
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@@ -246,33 +250,53 @@ namespace Bit.iOS.Core.Controllers
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return;
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}
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if (_pinLock)
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if (_pinEnabled)
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{
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var failed = true;
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try
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{
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if (_isPinProtected)
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EncString userKeyPin = null;
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EncString oldPinProtected = null;
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if (_pinStatus == PinLockType.Persistent)
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{
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var key = await _cryptoService.MakeKeyFromPinAsync(inputtedValue, email,
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userKeyPin = await _stateService.GetPinKeyEncryptedUserKeyAsync();
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var oldEncryptedKey = await _stateService.GetPinProtectedAsync();
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oldPinProtected = oldEncryptedKey != null ? new EncString(oldEncryptedKey) : null;
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}
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else if (_pinStatus == PinLockType.Transient)
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{
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userKeyPin = await _stateService.GetPinKeyEncryptedUserKeyEphemeralAsync();
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oldPinProtected = await _stateService.GetPinProtectedKeyAsync();
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}
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UserKey userKey;
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if (oldPinProtected != null)
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{
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userKey = await _cryptoService.DecryptAndMigrateOldPinKeyAsync(
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_pinStatus == PinLockType.Transient,
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inputtedValue,
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email,
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kdfConfig,
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await _stateService.GetPinProtectedKeyAsync());
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var encKey = await _cryptoService.GetEncKeyAsync(key);
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var protectedPin = await _stateService.GetProtectedPinAsync();
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var decPin = await _cryptoService.DecryptToUtf8Async(new EncString(protectedPin), encKey);
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failed = decPin != inputtedValue;
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if (!failed)
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{
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await AppHelpers.ResetInvalidUnlockAttemptsAsync();
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await SetKeyAndContinueAsync(key);
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}
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oldPinProtected
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);
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}
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else
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{
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var key2 = await _cryptoService.MakeKeyFromPinAsync(inputtedValue, email,
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kdfConfig);
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failed = false;
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userKey = await _cryptoService.DecryptUserKeyWithPinAsync(
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inputtedValue,
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email,
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kdfConfig,
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userKeyPin
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);
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}
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var protectedPin = await _stateService.GetProtectedPinAsync();
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var decryptedPin = await _cryptoService.DecryptToUtf8Async(new EncString(protectedPin), userKey);
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failed = decryptedPin != inputtedValue;
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if (!failed)
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{
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await AppHelpers.ResetInvalidUnlockAttemptsAsync();
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await SetKeyAndContinueAsync(key2);
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await SetKeyAndContinueAsync(userKey);
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}
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}
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catch
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@@ -286,33 +310,27 @@ namespace Bit.iOS.Core.Controllers
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}
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else
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{
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var key2 = await _cryptoService.MakeKeyAsync(inputtedValue, email, kdfConfig);
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var masterKey = await _cryptoService.MakeMasterKeyAsync(inputtedValue, email, kdfConfig);
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var storedKeyHash = await _cryptoService.GetKeyHashAsync();
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if (storedKeyHash == null)
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var storedPasswordHash = await _cryptoService.GetMasterKeyHashAsync();
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if (storedPasswordHash == null)
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{
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var oldKey = await _secureStorageService.GetAsync<string>("oldKey");
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if (key2.KeyB64 == oldKey)
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if (masterKey.KeyB64 == oldKey)
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{
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var localKeyHash = await _cryptoService.HashPasswordAsync(inputtedValue, key2, HashPurpose.LocalAuthorization);
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var localPasswordHash = await _cryptoService.HashMasterKeyAsync(inputtedValue, masterKey, HashPurpose.LocalAuthorization);
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await _secureStorageService.RemoveAsync("oldKey");
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await _cryptoService.SetKeyHashAsync(localKeyHash);
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await _cryptoService.SetMasterKeyHashAsync(localPasswordHash);
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}
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}
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var passwordValid = await _cryptoService.CompareAndUpdateKeyHashAsync(inputtedValue, key2);
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var passwordValid = await _cryptoService.CompareAndUpdateKeyHashAsync(inputtedValue, masterKey);
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if (passwordValid)
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{
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if (_isPinProtected)
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{
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var protectedPin = await _stateService.GetProtectedPinAsync();
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var encKey = await _cryptoService.GetEncKeyAsync(key2);
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var decPin = await _cryptoService.DecryptToUtf8Async(new EncString(protectedPin), encKey);
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var pinKey = await _cryptoService.MakePinKeyAysnc(decPin, email,
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kdfConfig);
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await _stateService.SetPinProtectedKeyAsync(await _cryptoService.EncryptAsync(key2.Key, pinKey));
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}
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await AppHelpers.ResetInvalidUnlockAttemptsAsync();
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await SetKeyAndContinueAsync(key2, true);
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var userKey = await _cryptoService.DecryptUserKeyWithMasterKeyAsync(masterKey);
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await _cryptoService.SetMasterKeyAsync(masterKey);
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await SetKeyAndContinueAsync(userKey, true);
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}
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else
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{
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@@ -339,12 +357,12 @@ namespace Bit.iOS.Core.Controllers
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public async Task PromptBiometricAsync()
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{
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if (!_biometricLock || !_biometricIntegrityValid)
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if (!_biometricEnabled || !_biometricIntegrityValid)
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{
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return;
|
||||
}
|
||||
var success = await _platformUtilsService.AuthenticateBiometricAsync(null,
|
||||
_pinLock ? AppResources.PIN : AppResources.MasterPassword,
|
||||
_pinEnabled ? AppResources.PIN : AppResources.MasterPassword,
|
||||
() => MasterPasswordCell.TextField.BecomeFirstResponder());
|
||||
await _stateService.SetBiometricLockedAsync(!success);
|
||||
if (success)
|
||||
@@ -371,12 +389,12 @@ namespace Bit.iOS.Core.Controllers
|
||||
PresentViewController(loginController, true, null);
|
||||
}
|
||||
|
||||
private async Task SetKeyAndContinueAsync(SymmetricCryptoKey key, bool masterPassword = false)
|
||||
private async Task SetKeyAndContinueAsync(UserKey userKey, bool masterPassword = false)
|
||||
{
|
||||
var hasKey = await _cryptoService.HasKeyAsync();
|
||||
var hasKey = await _cryptoService.HasUserKeyAsync();
|
||||
if (!hasKey)
|
||||
{
|
||||
await _cryptoService.SetKeyAsync(key);
|
||||
await _cryptoService.SetUserKeyAsync(userKey);
|
||||
}
|
||||
DoContinue(masterPassword);
|
||||
}
|
||||
@@ -396,7 +414,7 @@ namespace Bit.iOS.Core.Controllers
|
||||
private async Task EnableBiometricsIfNeeded()
|
||||
{
|
||||
// Re-enable biometrics if initial use
|
||||
if (_biometricLock & !_biometricIntegrityValid)
|
||||
if (_biometricEnabled & !_biometricIntegrityValid)
|
||||
{
|
||||
await _biometricService.SetupBiometricAsync(BiometricIntegritySourceKey);
|
||||
}
|
||||
@@ -405,7 +423,7 @@ namespace Bit.iOS.Core.Controllers
|
||||
private void InvalidValue()
|
||||
{
|
||||
var alert = Dialogs.CreateAlert(AppResources.AnErrorHasOccurred,
|
||||
string.Format(null, _pinLock ? AppResources.PIN : AppResources.InvalidMasterPassword),
|
||||
string.Format(null, _pinEnabled ? AppResources.PIN : AppResources.InvalidMasterPassword),
|
||||
AppResources.Ok, (a) =>
|
||||
{
|
||||
|
||||
@@ -490,7 +508,7 @@ namespace Bit.iOS.Core.Controllers
|
||||
return 0;
|
||||
}
|
||||
|
||||
return (!controller._biometricUnlockOnly && controller._biometricLock) ||
|
||||
return (!controller._biometricUnlockOnly && controller._biometricEnabled) ||
|
||||
controller._passwordReprompt
|
||||
? 2
|
||||
: 1;
|
||||
|
||||
Reference in New Issue
Block a user