diff --git a/src/KeyVault/KeyVault.Test/PesterTests/Key.Tests.ps1 b/src/KeyVault/KeyVault.Test/PesterTests/Key.Tests.ps1
index 300737836edb..5b8ba018a37e 100644
--- a/src/KeyVault/KeyVault.Test/PesterTests/Key.Tests.ps1
+++ b/src/KeyVault/KeyVault.Test/PesterTests/Key.Tests.ps1
@@ -1,8 +1,34 @@
-$vaultName = 'yemingkv27'
+$vaultName = 'bez-kv0824'
 
 
 . "$PSScriptRoot\..\Scripts\Common.ps1"
 
+Describe "Create key" {
+    It "should create RSA keys" {
+        $keyName = Get-KeyName
+        $key = Add-AzKeyVaultKey -VaultName $vaultName -Name $keyName -Destination Software
+        $key.KeyType | Should -Be "RSA"
+        $key.KeySize | Should -Be 2048
+
+        $keyName = Get-KeyName
+        $key = Add-AzKeyVaultKey -VaultName $vaultName -Name $keyName -Destination Software -Size 4096
+        $key.KeyType | Should -Be "RSA"
+        $key.KeySize | Should -Be 4096
+    }
+
+    It "should create EC keys" {
+        $keyName = Get-KeyName
+        $key = Add-AzKeyVaultKey -VaultName $vaultName -Name $keyName -Destination Software -KeyType EC
+        $key.KeyType | Should -Be "EC"
+        $key.Key.CurveName | Should -Be "P-256"
+
+        $keyName = Get-KeyName
+        $key = Add-AzKeyVaultKey -VaultName $vaultName -Name $keyName -Destination Software -KeyType EC -CurveName P-384
+        $key.KeyType | Should -Be "EC"
+        $key.Key.CurveName | Should -Be "P-384"
+    }
+}
+
 Describe "Update key" {
     It "should update multiple versions" {
         $keyName = Get-KeyName
@@ -18,7 +44,7 @@ Describe "Update key" {
     }
 }
 
-Describe "Add key" {
+Describe "Import key" {
     It "should throw when key type EC and curve name are not paired" {
         {
             Add-AzKeyVaultKey -VaultName veakkine-kv -Name PSECImportedKey -KeyFilePath E:\targetBlob.byok -KeyType EC -ErrorAction Stop
diff --git a/src/KeyVault/KeyVault/ChangeLog.md b/src/KeyVault/KeyVault/ChangeLog.md
index 3d4f0f9a7235..1fef91b8a7ad 100644
--- a/src/KeyVault/KeyVault/ChangeLog.md
+++ b/src/KeyVault/KeyVault/ChangeLog.md
@@ -18,6 +18,7 @@
         - Additional information about change #1
 -->
 ## Upcoming Release
+* Supported adding EC keys in key vault [#15699]
 
 ## Version 3.4.5
 * Removed duplicate list item in `Get-AzKeyVault` [#15164]
diff --git a/src/KeyVault/KeyVault/Commands/AddAzureKeyVaultKey.cs b/src/KeyVault/KeyVault/Commands/AddAzureKeyVaultKey.cs
index a9c1c576c3fe..8700f4b24882 100644
--- a/src/KeyVault/KeyVault/Commands/AddAzureKeyVaultKey.cs
+++ b/src/KeyVault/KeyVault/Commands/AddAzureKeyVaultKey.cs
@@ -278,6 +278,12 @@ public class AddAzureKeyVaultKey : KeyVaultCmdletBase
             ParameterSetName = HsmInputObjectCreateParameterSet)]
         [Parameter(Mandatory = true,
             ParameterSetName = HsmResourceIdCreateParameterSet)]
+        [Parameter(Mandatory = false,
+            ParameterSetName = InteractiveCreateParameterSet)]
+        [Parameter(Mandatory = false,
+            ParameterSetName = InputObjectCreateParameterSet)]
+        [Parameter(Mandatory = false,
+            ParameterSetName = ResourceIdCreateParameterSet)]
         [Parameter(Mandatory = false,
             ParameterSetName = InteractiveImportParameterSet)]
         [Parameter(Mandatory = false,
@@ -294,6 +300,12 @@ public class AddAzureKeyVaultKey : KeyVaultCmdletBase
             ParameterSetName = HsmInputObjectCreateParameterSet)]
         [Parameter(Mandatory = false,
             ParameterSetName = HsmResourceIdCreateParameterSet)]
+        [Parameter(Mandatory = false,
+            ParameterSetName = InteractiveCreateParameterSet)]
+        [Parameter(Mandatory = false,
+            ParameterSetName = InputObjectCreateParameterSet)]
+        [Parameter(Mandatory = false,
+            ParameterSetName = ResourceIdCreateParameterSet)]
         [Parameter(Mandatory = false,
             ParameterSetName = InteractiveImportParameterSet)]
         [Parameter(Mandatory = false,
@@ -364,12 +376,12 @@ private PSKeyVaultKey CreateKeyVaultKey()
         {
             if (string.IsNullOrEmpty(KeyFilePath))
             {
-                return this.DataServiceClient.CreateKey(
+                return this.Track2DataClient.CreateKey(
                         VaultName,
                         Name,
                         CreateKeyAttributes(),
                         Size,
-                        null);
+                        CurveName);
             }
             else
             {
@@ -405,7 +417,17 @@ internal PSKeyVaultKeyAttributes CreateKeyAttributes()
         {
             if (!string.IsNullOrEmpty(VaultName) && !string.IsNullOrEmpty(Destination))
             {
-                KeyType = (HsmDestination.Equals(Destination, StringComparison.OrdinalIgnoreCase)) ? JsonWebKeyType.RsaHsm : JsonWebKeyType.Rsa;
+                if (string.IsNullOrEmpty(KeyType))
+                {
+                    // Set default value as RSA
+                    KeyType = JsonWebKeyType.Rsa;
+                }
+                if(HsmDestination.Equals(Destination, StringComparison.OrdinalIgnoreCase))
+                {
+                    if (KeyType == JsonWebKeyType.Rsa) KeyType = JsonWebKeyType.RsaHsm;
+                    else if (KeyType == JsonWebKeyType.EllipticCurve) KeyType = JsonWebKeyType.EllipticCurveHsm;
+                    // oct (AES) is only supported by managed HSM
+                }
             }
 
             return new Models.PSKeyVaultKeyAttributes(
diff --git a/src/KeyVault/KeyVault/KeyVault.format.ps1xml b/src/KeyVault/KeyVault/KeyVault.format.ps1xml
index 7380233c29e0..75bfa4f6af86 100644
--- a/src/KeyVault/KeyVault/KeyVault.format.ps1xml
+++ b/src/KeyVault/KeyVault/KeyVault.format.ps1xml
@@ -84,6 +84,10 @@
                 <Label>Key Size</Label>
                 <PropertyName>KeySize</PropertyName>
               </ListItem>
+              <ListItem>
+                <Label>Curve Name</Label>
+                <PropertyName>CurveName</PropertyName>
+              </ListItem>
               <ListItem>
                 <Label>Version</Label>
                 <PropertyName>Version</PropertyName>
@@ -212,6 +216,10 @@
                 <Label>Key Size</Label>
                 <PropertyName>KeySize</PropertyName>
               </ListItem>
+              <ListItem>
+                <Label>Curve Name</Label>
+                <PropertyName>CurveName</PropertyName>
+              </ListItem>
               <ListItem>
                 <Label>Id</Label>
                 <PropertyName>Id</PropertyName>
diff --git a/src/KeyVault/KeyVault/Models/KeyVaultDataServiceClient.cs b/src/KeyVault/KeyVault/Models/KeyVaultDataServiceClient.cs
index 7bfca9ef47f3..0c7e1be7d3bb 100644
--- a/src/KeyVault/KeyVault/Models/KeyVaultDataServiceClient.cs
+++ b/src/KeyVault/KeyVault/Models/KeyVaultDataServiceClient.cs
@@ -80,7 +80,8 @@ public PSKeyVaultKey CreateKey(string vaultName, string keyName, PSKeyVaultKeyAt
                     keySize: size,
                     keyOps: keyAttributes.KeyOps == null ? null : new List<string>(keyAttributes.KeyOps),
                     keyAttributes: attributes,
-                    tags: keyAttributes.TagsDirectionary).GetAwaiter().GetResult();
+                    tags: keyAttributes.TagsDirectionary,
+                    curve: curveName).GetAwaiter().GetResult();
             }
             catch (Exception ex)
             {
diff --git a/src/KeyVault/KeyVault/Models/PSDeletedKeyVaultKey.cs b/src/KeyVault/KeyVault/Models/PSDeletedKeyVaultKey.cs
index 69072ce94c04..8fbdd17f13e3 100644
--- a/src/KeyVault/KeyVault/Models/PSDeletedKeyVaultKey.cs
+++ b/src/KeyVault/KeyVault/Models/PSDeletedKeyVaultKey.cs
@@ -78,6 +78,7 @@ internal PSDeletedKeyVaultKey(DeletedKey deletedKey, VaultUriHelper vaultUriHelp
             SetObjectIdentifier(vaultUriHelper, new Microsoft.Azure.KeyVault.KeyIdentifier(deletedKey.Id.ToString()));
 
             Key = deletedKey.Key.ToTrack1JsonWebKey();
+            KeySize = JwkHelper.ConvertToRSAKey(Key)?.KeySize;
             Attributes = new PSKeyVaultKeyAttributes(
                 deletedKey.Properties.Enabled,
                 /// see https://docs.microsoft.com/en-us/dotnet/standard/datetime/converting-between-datetime-and-offset#conversions-from-datetimeoffset-to-datetime
@@ -112,6 +113,11 @@ public string KeyType
             get { return Key.Kty; }
         }
 
+        public string CurveName
+        {
+            get { return Key.CurveName; }
+        }
+
         public int? KeySize;
     }
 }
diff --git a/src/KeyVault/KeyVault/Models/PSKeyVaultKey.cs b/src/KeyVault/KeyVault/Models/PSKeyVaultKey.cs
index b1b6f1f4550b..f9d4a1818fae 100644
--- a/src/KeyVault/KeyVault/Models/PSKeyVaultKey.cs
+++ b/src/KeyVault/KeyVault/Models/PSKeyVaultKey.cs
@@ -73,6 +73,7 @@ internal PSKeyVaultKey(Track2Sdk.KeyVaultKey key, VaultUriHelper vaultUriHelper,
             SetObjectIdentifier(vaultUriHelper, new Microsoft.Azure.KeyVault.KeyIdentifier(key.Id.ToString()));
 
             Key = key.Key.ToTrack1JsonWebKey();
+            KeySize = JwkHelper.ConvertToRSAKey(Key)?.KeySize;
             Attributes = new PSKeyVaultKeyAttributes(
                 key.Properties.Enabled,
                 /// see https://docs.microsoft.com/en-us/dotnet/standard/datetime/converting-between-datetime-and-offset#conversions-from-datetimeoffset-to-datetime
@@ -105,6 +106,11 @@ public string KeyType
             get { return Key.Kty; }
         }
 
+        public string CurveName
+        {
+            get { return Key.CurveName; }
+        }
+        
         public int? KeySize;
 
     }
diff --git a/src/KeyVault/KeyVault/Track2Models/Track2VaultClient.cs b/src/KeyVault/KeyVault/Track2Models/Track2VaultClient.cs
index 9b9b94fd2cd1..959972f08064 100644
--- a/src/KeyVault/KeyVault/Track2Models/Track2VaultClient.cs
+++ b/src/KeyVault/KeyVault/Track2Models/Track2VaultClient.cs
@@ -40,7 +40,7 @@ private PSKeyVaultKey CreateKey(KeyClient client, string keyName, PSKeyVaultKeyA
             }
             else if (keyAttributes.KeyType == KeyType.Ec || keyAttributes.KeyType == KeyType.EcHsm)
             {
-                options = new CreateEcKeyOptions(keyName, isHsm) { CurveName = string.IsNullOrEmpty(curveName) ? null : new KeyCurveName(curveName) };
+                options = new CreateEcKeyOptions(keyName, isHsm) { CurveName = string.IsNullOrEmpty(curveName) ? (KeyCurveName?) null : new KeyCurveName(curveName) };
             }
             else
             {
diff --git a/src/KeyVault/KeyVault/help/Add-AzKeyVaultKey.md b/src/KeyVault/KeyVault/help/Add-AzKeyVaultKey.md
index ae5661cc6a93..0c972e476613 100644
--- a/src/KeyVault/KeyVault/help/Add-AzKeyVaultKey.md
+++ b/src/KeyVault/KeyVault/help/Add-AzKeyVaultKey.md
@@ -16,8 +16,8 @@ Creates a key in a key vault or imports a key into a key vault.
 ### InteractiveCreate (Default)
 ```
 Add-AzKeyVaultKey [-VaultName] <String> [-Name] <String> -Destination <String> [-Disable] [-KeyOps <String[]>]
- [-Expires <DateTime>] [-NotBefore <DateTime>] [-Tag <Hashtable>] [-Size <Int32>]
- [-DefaultProfile <IAzureContextContainer>] [-WhatIf] [-Confirm] [<CommonParameters>]
+ [-Expires <DateTime>] [-NotBefore <DateTime>] [-Tag <Hashtable>] [-Size <Int32>] [-KeyType <String>]
+ [-CurveName <String>] [-DefaultProfile <IAzureContextContainer>] [-WhatIf] [-Confirm] [<CommonParameters>]
 ```
 
 ### InteractiveImport
@@ -46,7 +46,8 @@ Add-AzKeyVaultKey -HsmName <String> [-Name] <String> -KeyFilePath <String> [-Key
 ```
 Add-AzKeyVaultKey [-InputObject] <PSKeyVault> [-Name] <String> -Destination <String> [-Disable]
  [-KeyOps <String[]>] [-Expires <DateTime>] [-NotBefore <DateTime>] [-Tag <Hashtable>] [-Size <Int32>]
- [-DefaultProfile <IAzureContextContainer>] [-WhatIf] [-Confirm] [<CommonParameters>]
+ [-KeyType <String>] [-CurveName <String>] [-DefaultProfile <IAzureContextContainer>] [-WhatIf] [-Confirm]
+ [<CommonParameters>]
 ```
 
 ### InputObjectImport
@@ -75,8 +76,8 @@ Add-AzKeyVaultKey [-HsmObject] <PSManagedHsm> [-Name] <String> -KeyFilePath <Str
 ### ResourceIdCreate
 ```
 Add-AzKeyVaultKey [-ResourceId] <String> [-Name] <String> -Destination <String> [-Disable] [-KeyOps <String[]>]
- [-Expires <DateTime>] [-NotBefore <DateTime>] [-Tag <Hashtable>] [-Size <Int32>]
- [-DefaultProfile <IAzureContextContainer>] [-WhatIf] [-Confirm] [<CommonParameters>]
+ [-Expires <DateTime>] [-NotBefore <DateTime>] [-Tag <Hashtable>] [-Size <Int32>] [-KeyType <String>]
+ [-CurveName <String>] [-DefaultProfile <IAzureContextContainer>] [-WhatIf] [-Confirm] [<CommonParameters>]
 ```
 
 ### ResourceIdImport
@@ -135,6 +136,7 @@ Vault/HSM Name : contoso
 Name           : ITSoftware
 Key Type       : RSA
 Key Size       : 2048
+Curve Name     : 
 Version        : 67da57e9cadf48a2ad8d366b115843ab
 Id             : https://contoso.vault.azure.net:443/keys/ITSoftware/67da57e9cadf48a2ad8d366b115843ab
 Enabled        : True
@@ -148,7 +150,29 @@ Tags           :
 
 This command creates a software-protected key named ITSoftware in the key vault named Contoso.
 
-### Example 2: Create an HSM-protected key
+### Example 2: Create an EC key
+```powershell
+PS C:\> Add-AzKeyVaultKey -VaultName test-kv -Name test-key -Destination Software -KeyType EC
+
+Vault/HSM Name : test-kv
+Name           : test-key
+Key Type       : EC
+Key Size       :
+Curve Name     : P-256
+Version        : 4da74af2b4fd47d6b1aa0b05c9a2ed13
+Id             : https://test-kv.vault.azure.net:443/keys/test-key/4da74af2b4fd47d6b1aa0b05c9a2ed13
+Enabled        : True
+Expires        :
+Not Before     :
+Created        : 8/24/2021 6:38:34 AM
+Updated        : 8/24/2021 6:38:34 AM
+Recovery Level : Recoverable+Purgeable
+Tags           :
+```
+
+This command creates a software-protected EC key named test-key in the key vault named test-kv. Its curve name is P-256 by default.
+
+### Example 3: Create an HSM-protected key
 ```powershell
 PS C:\> Add-AzKeyVaultKey -VaultName 'contoso' -Name 'ITHsm' -Destination 'HSM'
 
@@ -167,7 +191,7 @@ Tags           :
 
 This command creates an HSM-protected key in the key vault named Contoso.
 
-### Example 3: Create a key with non-default values
+### Example 4: Create a key with non-default values
 ```powershell
 PS C:\> $KeyOperations = 'decrypt', 'verify'
 PS C:\> $Expires = (Get-Date).AddYears(2).ToUniversalTime()
@@ -204,7 +228,7 @@ the *Expires* and *NotBefore* parameters created in the previous commands, and t
 severity and IT. The new key is disabled. You can enable it by using the **Set-AzKeyVaultKey**
 cmdlet.
 
-### Example 4: Import an HSM-protected key
+### Example 5: Import an HSM-protected key
 ```powershell
 PS C:\> Add-AzKeyVaultKey -VaultName 'contoso' -Name 'ITByok' -KeyFilePath 'C:\Contoso\ITByok.byok' -Destination 'HSM'
 
@@ -227,7 +251,7 @@ To import a key from your own hardware security module, you must first generate
 For more information, see
 [How to Generate and Transfer HSM-Protected Keys for Azure Key Vault](http://go.microsoft.com/fwlink/?LinkId=522252).
 
-### Example 5: Import a software-protected key
+### Example 6: Import a software-protected key
 ```powershell
 PS C:\> $Password = ConvertTo-SecureString -String 'Password' -AsPlainText -Force
 PS C:\> Add-AzKeyVaultKey -VaultName 'contoso' -Name 'ITPfx' -KeyFilePath 'C:\Contoso\ITPfx.pfx' -KeyFilePassword $Password
@@ -251,7 +275,7 @@ ConvertTo-SecureString`.
 The second command creates a software password in the Contoso key vault. The command specifies the
 location for the key and the password stored in $Password.
 
-### Example 6: Import a key and assign attributes
+### Example 7: Import a key and assign attributes
 ```powershell
 PS C:\> $Password = ConvertTo-SecureString -String 'password' -AsPlainText -Force
 PS C:\> $Expires = (Get-Date).AddYears(2).ToUniversalTime()
@@ -282,7 +306,7 @@ The final command imports a key as an HSM key from the specified location. The c
 the expiration time stored in $Expires and password stored in $Password, and applies the tags
 stored in $tags.
 
-### Example 7: Generate a Key Exchange Key (KEK) for "bring your own key" (BYOK) feature
+### Example 8: Generate a Key Exchange Key (KEK) for "bring your own key" (BYOK) feature
 
 ```powershell
 PS C:\> $key = Add-AzKeyVaultKey -VaultName $vaultName -Name $keyName -Destination HSM -Size 2048 -KeyOps "import"
@@ -298,7 +322,7 @@ Specifies the curve name of elliptic curve cryptography, this value is valid whe
 
 ```yaml
 Type: System.String
-Parameter Sets: InteractiveImport, HsmInteractiveCreate, InputObjectImport, HsmInputObjectCreate, ResourceIdImport, HsmResourceIdCreate
+Parameter Sets: InteractiveCreate, InteractiveImport, HsmInteractiveCreate, InputObjectCreate, InputObjectImport, HsmInputObjectCreate, ResourceIdCreate, ResourceIdImport, HsmResourceIdCreate
 Aliases:
 
 Required: False
@@ -526,7 +550,7 @@ Specifies the key type of this key. When importing BYOK keys, it defaults to 'RS
 
 ```yaml
 Type: System.String
-Parameter Sets: InteractiveImport, InputObjectImport, ResourceIdImport
+Parameter Sets: InteractiveCreate, InteractiveImport, InputObjectCreate, InputObjectImport, ResourceIdCreate, ResourceIdImport
 Aliases:
 
 Required: False