diff --git a/app/Classes/LDAP/Attribute/Certificate.php b/app/Classes/LDAP/Attribute/Certificate.php
index 95908db8..53542c1c 100644
--- a/app/Classes/LDAP/Attribute/Certificate.php
+++ b/app/Classes/LDAP/Attribute/Certificate.php
@@ -4,6 +4,7 @@ namespace App\Classes\LDAP\Attribute;
 
 use Carbon\Carbon;
 use Illuminate\Support\Arr;
+use Illuminate\Support\Str;
 
 use App\Classes\LDAP\Attribute;
 use App\Traits\MD5Updates;
@@ -17,6 +18,15 @@ final class Certificate extends Attribute
 
 	private array $_object = [];
 
+	public function authority_key_identifier(int $key=0): string
+	{
+		$data = collect(explode("\n",$this->cert_info('extensions.authorityKeyIdentifier',$key)));
+		return $data
+			->filter(fn($item)=>Str::startsWith($item,'keyid:'))
+			->map(fn($item)=>Str::after($item,'keyid:'))
+			->first();
+	}
+
 	public function certificate(int $key=0): string
 	{
 		return sprintf("-----BEGIN CERTIFICATE-----\n%s\n-----END CERTIFICATE-----",
@@ -29,19 +39,23 @@ final class Certificate extends Attribute
 		if (! array_key_exists($key,$this->_object))
 			$this->_object[$key] = openssl_x509_parse(openssl_x509_read($this->certificate($key)));
 
-
 		return Arr::get($this->_object[$key],$index);
 	}
 
-	public function expires($key=0): Carbon
+	public function expires(int $key=0): Carbon
 	{
 		return Carbon::createFromTimestampUTC($this->cert_info('validTo_time_t',$key));
 	}
 
-	public function subject($key=0): string
+	public function subject(int $key=0): string
 	{
 		$subject = collect($this->cert_info('subject',$key))->reverse();
 
 		return $subject->map(fn($item,$key)=>sprintf("%s=%s",$key,$item))->join(',');
 	}
+
+	public function subject_key_identifier(int $key=0): string
+	{
+		return $this->cert_info('extensions.subjectKeyIdentifier',$key);
+	}
 }
\ No newline at end of file
diff --git a/resources/lang/zz.json b/resources/lang/zz.json
index c5d6ae1a..b6e6ea47 100644
--- a/resources/lang/zz.json
+++ b/resources/lang/zz.json
@@ -11,6 +11,7 @@
     "Attributes": "ZAttributes",
     "attributes(s)": "Zattributes(s)",
     "Attribute Types": "ZAttribute Types",
+    "Authority Key Identifier": "ZAuthority Key Identifier",
     "Certificate Subject": "ZCertificate Subject",
     "Check": "ZCheck",
     "Check Password": "ZCheck Password",
@@ -108,11 +109,13 @@
     "Select a Structural ObjectClass...": "ZSelect a Structural ObjectClass...",
     "Select attribute...": "ZSelect attribute...",
     "Select from": "ZSelect from",
+    "Serial Number": "ZSerial Number",
     "Server": "ZServer",
     "Server Info": "ZServer Info",
     "Single Valued": "ZSingle Valued",
     "Step": "ZStep",
     "structural": "Zstructural",
+    "Subject Key Identifier": "ZSubject Key Identifier",
     "Substring Rule": "ZSubstring Rule",
     "Syntax": "ZSyntax",
     "Syntaxes": "ZSyntaxes",
diff --git a/resources/views/components/syntax/certificate.blade.php b/resources/views/components/syntax/certificate.blade.php
index 48f9fe4d..60f6bc33 100644
--- a/resources/views/components/syntax/certificate.blade.php
+++ b/resources/views/components/syntax/certificate.blade.php
@@ -16,9 +16,29 @@
 					@endif
 				</div>
 			</div>
-			<div class="input-helper">
-				@lang('Certificate Subject'): <strong>{{ $o->subject($loop->index) }}</strong><br/>
-				{{ ($expire=$o->expires($loop->index))->isPast() ? __('Expired') : __('Expires') }}: <strong>{{ $expire->format(config('pla.datetime_format','Y-m-d H:i:s')) }}</strong>
+			<div class="input-helper small">
+				<table class="table table-borderless w-75">
+					<tr >
+						<td class="p-0">@lang('Certificate Subject')</td>
+						<th class="p-0">{{ $o->subject($loop->index) }}</th>
+					</tr>
+					<tr>
+						<td class="p-0">{{ ($expire=$o->expires($loop->index))->isPast() ? __('Expired') : __('Expires') }}</td>
+						<th class="p-0">{{ $expire->format(config('pla.datetime_format','Y-m-d H:i:s')) }}</th>
+					</tr>
+					<tr>
+						<td class="p-0">@lang('Serial Number')</td>
+						<th class="p-0">{{ $o->cert_info('serialNumberHex',$loop->index) }}</th>
+					</tr>
+					<tr>
+						<td class="p-0">@lang('Subject Key Identifier')</td>
+						<th class="p-0">{{ $o->subject_key_identifier($loop->index) }}</th>
+					</tr>
+					<tr>
+						<td class="p-0">@lang('Authority Key Identifier')</td>
+						<th class="p-0">{{ $o->authority_key_identifier($loop->index) }}</th>
+					</tr>
+				</table>
 			</div>
 
 		@else