public and private keys added to db and user domain. added account APIs got getting and putting keys.

src/Api/Controllers/AccountsController.cs

@@ -263,6 +263,22 @@ namespace Bit.Api.Controllers
             return response;
         }
 
+        [HttpPut("keys")]
+        [HttpPost("keys")]
+        public async Task<KeysResponseModel> PutKeys([FromBody]KeysRequestModel model)
+        {
+            var user = await _userService.GetUserByPrincipalAsync(User);
+            await _userService.SaveUserAsync(model.ToUser(user));
+            return new KeysResponseModel(user);
+        }
+
+        [HttpGet("keys")]
+        public async Task<KeysResponseModel> GetKeys()
+        {
+            var user = await _userService.GetUserByPrincipalAsync(User);
+            return new KeysResponseModel(user);
+        }
+
         [HttpPost("delete")]
         public async Task PostDelete([FromBody]DeleteAccountRequestModel model)
         {

src/Api/IdentityServer/ResourceOwnerPasswordValidator.cs

@@ -118,8 +118,13 @@ namespace Bit.Api.IdentityServer
                 claims.Add(new Claim("device", device.Identifier));
             }
 
-            context.Result = new GrantValidationResult(user.Id.ToString(), "Application", identityProvider: "bitwarden",
+            context.Result = new GrantValidationResult(user.Id.ToString(), "Application",
-                claims: claims.Count > 0 ? claims : null);
+                identityProvider: "bitwarden",
+                claims: claims.Count > 0 ? claims : null,
+                customResponse: new Dictionary<string, object>
+                {
+                    { "PrivateKey", user.PrivateKey }
+                });
         }
 
         private void BuildTwoFactorResult(User user, ResourceOwnerPasswordValidationContext context)
@@ -139,8 +144,8 @@ namespace Bit.Api.IdentityServer
 
         private void BuildErrorResult(bool twoFactorRequest, ResourceOwnerPasswordValidationContext context)
         {
-            context.Result = new GrantValidationResult(TokenRequestErrors.InvalidGrant, customResponse:
+            context.Result = new GrantValidationResult(TokenRequestErrors.InvalidGrant,
-                new Dictionary<string, object>
+                customResponse: new Dictionary<string, object>
                 {{
                     "ErrorModel", new ErrorResponseModel(twoFactorRequest ?
                         "Code is not correct. Try again." : "Username or password is incorrect. Try again.")

src/Api/Models/Request/Accounts/KeysRequestModel.cs

@@ -0,0 +1,23 @@
+using Bit.Core.Domains;
+using System.ComponentModel.DataAnnotations;
+
+namespace Bit.Api.Models
+{
+    public class KeysRequestModel
+    {
+        public string PublicKey { get; set; }
+        [Required]
+        public string PrivateKey { get; set; }
+
+        public User ToUser(User existingUser)
+        {
+            if(!string.IsNullOrWhiteSpace(PublicKey))
+            {
+                existingUser.PublicKey = PublicKey;
+            }
+
+            existingUser.PrivateKey = PrivateKey;
+            return existingUser;
+        }
+    }
+}

src/Api/Models/Response/KeysResponseModel.cs

@@ -0,0 +1,23 @@
+using System;
+using Bit.Core.Domains;
+
+namespace Bit.Api.Models
+{
+    public class KeysResponseModel : ResponseModel
+    {
+        public KeysResponseModel(User user)
+            : base("keys")
+        {
+            if(user == null)
+            {
+                throw new ArgumentNullException(nameof(user));
+            }
+
+            PublicKey = user.PublicKey;
+            PrivateKey = user.PrivateKey;
+        }
+
+        public string PublicKey { get; set; }
+        public string PrivateKey { get; set; }
+    }
+}

src/Core/Domains/User.cs

@@ -21,6 +21,8 @@ namespace Bit.Core.Domains
         public string EquivalentDomains { get; set; }
         public string ExcludedGlobalEquivalentDomains { get; set; }
         public DateTime AccountRevisionDate { get; internal set; } = DateTime.UtcNow;
+        public string PublicKey { get; set; }
+        public string PrivateKey { get; set; }
         public DateTime CreationDate { get; internal set; } = DateTime.UtcNow;
         public DateTime RevisionDate { get; internal set; } = DateTime.UtcNow;
 

src/Sql/dbo/Tables/User.sql

@@ -14,6 +14,8 @@
     [EquivalentDomains]               NVARCHAR (MAX)   NULL,
     [ExcludedGlobalEquivalentDomains] NVARCHAR (MAX)   NULL,
     [AccountRevisionDate]             DATETIME2 (7)    NOT NULL,
+    [PublicKey]                       NVARCHAR (MAX)   NULL,
+    [PrivateKey]                      NVARCHAR (MAX)   NULL,
     [CreationDate]                    DATETIME2 (7)    NOT NULL,
     [RevisionDate]                    DATETIME2 (7)    NOT NULL,
     CONSTRAINT [PK_User] PRIMARY KEY CLUSTERED ([Id] ASC)