diff --git a/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/Common.ps1 b/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/Common.ps1
index ca1be15d8cec..086aee069fd0 100644
--- a/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/Common.ps1
+++ b/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/Common.ps1
@@ -86,6 +86,31 @@ function Get-ImportKeyFile([string]$filesuffix, [bool] $exists=$true)
     }
 }
 
+<#
+.SYNOPSIS
+Get 1024 bit key file path to be imported
+#>
+function Get-ImportKeyFile1024([string]$filesuffix, [bool] $exists=$true)
+{
+    if ($exists)
+    {
+        $file = "$filesuffix"+"test1024.$filesuffix"
+    }
+    else
+    {
+        $file = "notexist" + ".$filesuffix"
+    }
+
+    if ($global:testEnv -eq 'BVT')
+    {       
+        return Join-Path $invocationPath "bvtdata\$file"        
+    }
+    else
+    {
+        return Join-Path $invocationPath "proddata\$file"
+    }
+}
+
 <#
 .SYNOPSIS
 Remove log file under a folder
diff --git a/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/RunKeyVaultTests.ps1 b/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/RunKeyVaultTests.ps1
index 2f20bca2ab3e..25730dff43e7 100644
--- a/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/RunKeyVaultTests.ps1
+++ b/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/RunKeyVaultTests.ps1
@@ -79,10 +79,12 @@ Run-TestProtected { Run-KeyTest {Test_CreateSoftwareKeyWithCustomAttributes} "Te
 Run-TestProtected { Run-KeyTest {Test_CreateHsmKeyWithDefaultAttributes} "Test_CreateHsmKeyWithDefaultAttributes" } "Test_CreateHsmKeyWithDefaultAttributes"
 Run-TestProtected { Run-KeyTest {Test_CreateHsmKeyWithCustomAttributes} "Test_CreateHsmKeyWithCustomAttributes" } "Test_CreateHsmKeyWithCustomAttributes"
 Run-TestProtected { Run-KeyTest {Test_ImportPfxWithDefaultAttributes} "Test_ImportPfxWithDefaultAttributes" } "Test_ImportPfxWithDefaultAttributes"
+Run-TestProtected { Run-KeyTest {Test_ImportPfxWith1024BitKey} "Test_ImportPfxWith1024BitKey" } "Test_ImportPfxWith1024BitKey"
 Run-TestProtected { Run-KeyTest {Test_ImportPfxWithCustomAttributes} "Test_ImportPfxWithCustomAttributes" } "Test_ImportPfxWithCustomAttributes"
 Run-TestProtected { Run-KeyTest {Test_ImportPfxAsHsmWithDefaultAttributes} "Test_ImportPfxAsHsmWithDefaultAttributes" } "Test_ImportPfxAsHsmWithDefaultAttributes"
 Run-TestProtected { Run-KeyTest {Test_ImportPfxAsHsmWithCustomAttributes} "Test_ImportPfxAsHsmWithCustomAttributes" } "Test_ImportPfxAsHsmWithCustomAttributes"
 Run-TestProtected { Run-KeyTest {Test_ImportByokWithDefaultAttributes} "Test_ImportByokWithDefaultAttributes" } "Test_ImportByokWithDefaultAttributes"
+Run-TestProtected { Run-KeyTest {Test_ImportByokWith1024BitKey} "Test_ImportByokWith1024BitKey" } "Test_ImportByokWith1024BitKey"
 Run-TestProtected { Run-KeyTest {Test_ImportByokWithCustomAttributes} "Test_ImportByokWithCustomAttributes" } "Test_ImportByokWithCustomAttributes"
 Run-TestProtected { Run-KeyTest {Test_AddKeyPositionalParameter} "Test_AddKeyPositionalParameter" } "Test_AddKeyPositionalParameter"
 Run-TestProtected { Run-KeyTest {Test_AddKeyAliasParameter} "Test_AddKeyAliasParameter" } "Test_AddKeyAliasParameter"
diff --git a/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/VaultKeyTests.ps1 b/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/VaultKeyTests.ps1
index 4aa8781c3690..3cb23d06bb5d 100644
--- a/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/VaultKeyTests.ps1
+++ b/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/VaultKeyTests.ps1
@@ -10,6 +10,7 @@ $delta=[TimeSpan]::FromMinutes(2)
 $tags=@{"tag1"="value1"; "tag2"=""; "tag3"=$null}
 $newtags= @{"tag1"="value1"; "tag2"="value2"; "tag3"="value3"; "tag4"="value4"}
 $emptytags=@{}
+$defaultKeySizeInBytes = 256
 
 
 
@@ -67,6 +68,7 @@ function Test_CreateSoftwareKeyWithDefaultAttributes
     Assert-NotNull $key
     $global:createdKeys += $keyname
     Assert-KeyAttributes $key.Attributes 'RSA' $true $null $null $null $null
+	Assert-AreEqual $key.Key.N.Length $defaultKeySizeInBytes
 }
 
 <#
@@ -95,6 +97,7 @@ function Test_CreateHsmKeyWithDefaultAttributes
     Assert-NotNull $key
     $global:createdKeys += $keyname
     Assert-KeyAttributes $key.Attributes 'RSA-HSM' $true $null $null $null $null
+	Assert-AreEqual $key.Key.N.Length $defaultKeySizeInBytes
 }
 
 <#
@@ -124,6 +127,23 @@ function Test_ImportPfxWithDefaultAttributes
     Assert-NotNull $key
     $global:createdKeys += $keyname
     Assert-KeyAttributes $key.Attributes 'RSA' $true $null $null $null $null
+	Assert-AreEqual $key.Key.N.Length $defaultKeySizeInBytes
+ }
+
+ <#
+.SYNOPSIS
+Tests import pfx with default attributes
+#>
+function Test_ImportPfxWith1024BitKey
+{
+    $keyVault = Get-KeyVault
+    $keyname=Get-KeyName 'pfx1024'
+    $pfxpath = Get-ImportKeyFile1024 'pfx'
+    $key=Add-AzureKeyVaultKey -VaultName $keyVault -Name $keyname -KeyFilePath $pfxpath -KeyFilePassword $securepfxpwd
+    Assert-NotNull $key
+    $global:createdKeys += $keyname
+    Assert-KeyAttributes $key.Attributes 'RSA' $true $null $null $null $null
+	Assert-AreEqual $key.Key.N.Length 128
  }
 
 <#
@@ -184,6 +204,23 @@ function Test_ImportByokWithDefaultAttributes
     Assert-NotNull $key
     $global:createdKeys += $keyname
     Assert-KeyAttributes $key.Attributes 'RSA-HSM' $true $null $null $null $null
+	Assert-AreEqual $key.Key.N.Length $defaultKeySizeInBytes
+}
+
+<#
+.SYNOPSIS
+Tests import byok with default attributes
+#>
+function Test_ImportByokWith1024BitKey
+{
+    $keyVault = Get-KeyVault
+    $keyname=Get-KeyName 'byok1024'   
+    $byokpath = Get-ImportKeyFile1024 'byok'
+    $key=Add-AzureKeyVaultKey -VaultName $keyVault -Name $keyname -KeyFilePath $byokpath
+    Assert-NotNull $key
+    $global:createdKeys += $keyname
+    Assert-KeyAttributes $key.Attributes 'RSA-HSM' $true $null $null $null $null
+	Assert-AreEqual $key.Key.N.Length 128
 }
 
 <#
diff --git a/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/bvtdata/byoktest1024.byok b/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/bvtdata/byoktest1024.byok
new file mode 100644
index 000000000000..787d803c72a0
Binary files /dev/null and b/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/bvtdata/byoktest1024.byok differ
diff --git a/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/bvtdata/pfxtest1024.pfx b/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/bvtdata/pfxtest1024.pfx
new file mode 100644
index 000000000000..7271ec978e53
Binary files /dev/null and b/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/bvtdata/pfxtest1024.pfx differ
diff --git a/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/proddata/byoktest1024.byok b/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/proddata/byoktest1024.byok
new file mode 100644
index 000000000000..7d6e2b769989
Binary files /dev/null and b/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/proddata/byoktest1024.byok differ
diff --git a/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/proddata/pfxtest1024.pfx b/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/proddata/pfxtest1024.pfx
new file mode 100644
index 000000000000..7271ec978e53
Binary files /dev/null and b/src/ResourceManager/KeyVault/Commands.KeyVault.Test/Scripts/proddata/pfxtest1024.pfx differ