diff --git a/phpseclib/Crypt/Common/Formats/Keys/PKCS8.php b/phpseclib/Crypt/Common/Formats/Keys/PKCS8.php
index 50b6057b..f05eee9d 100644
--- a/phpseclib/Crypt/Common/Formats/Keys/PKCS8.php
+++ b/phpseclib/Crypt/Common/Formats/Keys/PKCS8.php
@@ -301,6 +301,9 @@ abstract class PKCS8 extends PKCS
     {
         $decoded = self::preParse($key);
 
+        $isPublic = str_contains($key, 'PUBLIC');
+        $isPrivate = str_contains($key, 'PRIVATE');
+
         $meta = [];
 
         $decrypted = ASN1::asn1map($decoded[0], Maps\EncryptedPrivateKeyInfo::MAP);
@@ -429,6 +432,10 @@ abstract class PKCS8 extends PKCS
 
         $private = ASN1::asn1map($decoded[0], Maps\OneAsymmetricKey::MAP);
         if (is_array($private)) {
+            if ($isPublic) {
+                throw new \UnexpectedValueException('Human readable string claims public key but DER encoded string claims private key');
+            }
+
             if (isset($private['privateKeyAlgorithm']['parameters']) && !$private['privateKeyAlgorithm']['parameters'] instanceof ASN1\Element && isset($decoded[0]['content'][1]['content'][1])) {
                 $temp = $decoded[0]['content'][1]['content'][1];
                 $private['privateKeyAlgorithm']['parameters'] = new ASN1\Element(substr($key, $temp['start'], $temp['length']));
@@ -458,6 +465,10 @@ abstract class PKCS8 extends PKCS
         $public = ASN1::asn1map($decoded[0], Maps\PublicKeyInfo::MAP);
 
         if (is_array($public)) {
+            if ($isPrivate) {
+                throw new \UnexpectedValueException('Human readable string claims private key but DER encoded string claims public key');
+            }
+
             if ($public['publicKey'][0] != "\0") {
                 throw new UnexpectedValueException('The first byte of the public key should be null - not ' . bin2hex($public['publicKey'][0]));
             }
diff --git a/phpseclib/Crypt/DH/Formats/Keys/PKCS8.php b/phpseclib/Crypt/DH/Formats/Keys/PKCS8.php
index b1174bc9..ac0d31cc 100644
--- a/phpseclib/Crypt/DH/Formats/Keys/PKCS8.php
+++ b/phpseclib/Crypt/DH/Formats/Keys/PKCS8.php
@@ -21,7 +21,6 @@ declare(strict_types=1);
 
 namespace phpseclib3\Crypt\DH\Formats\Keys;
 
-use phpseclib3\Common\Functions\Strings;
 use phpseclib3\Crypt\Common\Formats\Keys\PKCS8 as Progenitor;
 use phpseclib3\Exception\RuntimeException;
 use phpseclib3\Exception\UnexpectedValueException;
@@ -64,23 +63,10 @@ abstract class PKCS8 extends Progenitor
      */
     public static function load($key, ?string $password = null): array
     {
-        if (!Strings::is_stringable($key)) {
-            throw new UnexpectedValueException('Key should be a string - not a ' . gettype($key));
-        }
-
-        $isPublic = str_contains($key, 'PUBLIC');
-
         $key = parent::load($key, $password);
 
         $type = isset($key['privateKey']) ? 'privateKey' : 'publicKey';
 
-        switch (true) {
-            case !$isPublic && $type == 'publicKey':
-                throw new UnexpectedValueException('Human readable string claims non-public key but DER encoded string claims public key');
-            case $isPublic && $type == 'privateKey':
-                throw new UnexpectedValueException('Human readable string claims public key but DER encoded string claims private key');
-        }
-
         $decoded = ASN1::decodeBER($key[$type . 'Algorithm']['parameters']->element);
         if (empty($decoded)) {
             throw new RuntimeException('Unable to decode BER of parameters');
diff --git a/phpseclib/Crypt/DSA/Formats/Keys/PKCS8.php b/phpseclib/Crypt/DSA/Formats/Keys/PKCS8.php
index 1640dadf..7045ca19 100644
--- a/phpseclib/Crypt/DSA/Formats/Keys/PKCS8.php
+++ b/phpseclib/Crypt/DSA/Formats/Keys/PKCS8.php
@@ -25,7 +25,6 @@ declare(strict_types=1);
 
 namespace phpseclib3\Crypt\DSA\Formats\Keys;
 
-use phpseclib3\Common\Functions\Strings;
 use phpseclib3\Crypt\Common\Formats\Keys\PKCS8 as Progenitor;
 use phpseclib3\Exception\RuntimeException;
 use phpseclib3\Exception\UnexpectedValueException;
@@ -68,23 +67,10 @@ abstract class PKCS8 extends Progenitor
      */
     public static function load($key, ?string $password = null): array
     {
-        if (!Strings::is_stringable($key)) {
-            throw new UnexpectedValueException('Key should be a string - not a ' . gettype($key));
-        }
-
-        $isPublic = str_contains($key, 'PUBLIC');
-
         $key = parent::load($key, $password);
 
         $type = isset($key['privateKey']) ? 'privateKey' : 'publicKey';
 
-        switch (true) {
-            case !$isPublic && $type == 'publicKey':
-                throw new UnexpectedValueException('Human readable string claims non-public key but DER encoded string claims public key');
-            case $isPublic && $type == 'privateKey':
-                throw new UnexpectedValueException('Human readable string claims public key but DER encoded string claims private key');
-        }
-
         $decoded = ASN1::decodeBER($key[$type . 'Algorithm']['parameters']->element);
         if (!$decoded) {
             throw new RuntimeException('Unable to decode BER of parameters');
diff --git a/phpseclib/Crypt/EC/Formats/Keys/PKCS8.php b/phpseclib/Crypt/EC/Formats/Keys/PKCS8.php
index 633353f5..421c98c8 100644
--- a/phpseclib/Crypt/EC/Formats/Keys/PKCS8.php
+++ b/phpseclib/Crypt/EC/Formats/Keys/PKCS8.php
@@ -25,7 +25,6 @@ declare(strict_types=1);
 
 namespace phpseclib3\Crypt\EC\Formats\Keys;
 
-use phpseclib3\Common\Functions\Strings;
 use phpseclib3\Crypt\Common\Formats\Keys\PKCS8 as Progenitor;
 use phpseclib3\Crypt\EC\BaseCurves\Base as BaseCurve;
 use phpseclib3\Crypt\EC\BaseCurves\Montgomery as MontgomeryCurve;
@@ -77,23 +76,10 @@ abstract class PKCS8 extends Progenitor
         // one that's called
         self::initialize_static_variables();
 
-        if (!Strings::is_stringable($key)) {
-            throw new UnexpectedValueException('Key should be a string - not a ' . gettype($key));
-        }
-
-        $isPublic = str_contains($key, 'PUBLIC');
-
         $key = parent::load($key, $password);
 
         $type = isset($key['privateKey']) ? 'privateKey' : 'publicKey';
 
-        switch (true) {
-            case !$isPublic && $type == 'publicKey':
-                throw new UnexpectedValueException('Human readable string claims non-public key but DER encoded string claims public key');
-            case $isPublic && $type == 'privateKey':
-                throw new UnexpectedValueException('Human readable string claims public key but DER encoded string claims private key');
-        }
-
         switch ($key[$type . 'Algorithm']['algorithm']) {
             case 'id-Ed25519':
             case 'id-Ed448':
@@ -112,7 +98,7 @@ abstract class PKCS8 extends Progenitor
         $components = [];
         $components['curve'] = self::loadCurveByParam($params);
 
-        if ($isPublic) {
+        if ($type == 'publicKey') {
             $components['QA'] = self::extractPoint("\0" . $key['publicKey'], $components['curve']);
 
             return $components;
diff --git a/phpseclib/Crypt/RSA/Formats/Keys/PKCS8.php b/phpseclib/Crypt/RSA/Formats/Keys/PKCS8.php
index 818a5f0e..d8d1b8d1 100644
--- a/phpseclib/Crypt/RSA/Formats/Keys/PKCS8.php
+++ b/phpseclib/Crypt/RSA/Formats/Keys/PKCS8.php
@@ -27,7 +27,6 @@ declare(strict_types=1);
 
 namespace phpseclib3\Crypt\RSA\Formats\Keys;
 
-use phpseclib3\Common\Functions\Strings;
 use phpseclib3\Crypt\Common\Formats\Keys\PKCS8 as Progenitor;
 use phpseclib3\Exception\UnexpectedValueException;
 use phpseclib3\File\ASN1;
@@ -68,29 +67,13 @@ abstract class PKCS8 extends Progenitor
      */
     public static function load($key, ?string $password = null): array
     {
-        if (!Strings::is_stringable($key)) {
-            throw new UnexpectedValueException('Key should be a string - not a ' . gettype($key));
-        }
-
-        if (str_contains($key, 'PUBLIC')) {
-            $components = ['isPublicKey' => true];
-        } elseif (str_contains($key, 'PRIVATE')) {
-            $components = ['isPublicKey' => false];
-        } else {
-            $components = [];
-        }
-
         $key = parent::load($key, $password);
 
         if (isset($key['privateKey'])) {
-            if (!isset($components['isPublicKey'])) {
-                $components['isPublicKey'] = false;
-            }
+            $components['isPublicKey'] = false;
             $type = 'private';
         } else {
-            if (!isset($components['isPublicKey'])) {
-                $components['isPublicKey'] = true;
-            }
+            $components['isPublicKey'] = true;
             $type = 'public';
         }
 
diff --git a/tests/Unit/Crypt/EC/KeyTest.php b/tests/Unit/Crypt/EC/KeyTest.php
index dee1dcb8..53ed68ec 100644
--- a/tests/Unit/Crypt/EC/KeyTest.php
+++ b/tests/Unit/Crypt/EC/KeyTest.php
@@ -17,6 +17,7 @@ use phpseclib3\Crypt\EC\Formats\Keys\PKCS8;
 use phpseclib3\Crypt\EC\Formats\Keys\PuTTY;
 use phpseclib3\Crypt\EC\Formats\Keys\XML;
 use phpseclib3\Crypt\EC\PrivateKey;
+use phpseclib3\Crypt\EC\PublicKey;
 use phpseclib3\Crypt\PublicKeyLoader;
 use phpseclib3\Tests\PhpseclibTestCase;
 
@@ -672,4 +673,11 @@ MIIEDwIBADATBgcqhkjOPQIBBggqhkjOPQMBBwSCA/MwggPvAgEBBIID6P//////
 
         $this->assertTrue($key->verify($plaintext, $sig));
     }
+
+    public function testNakedPKCS8PubKey()
+    {
+        $key = 'MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAErPJyxEu2/oKCrJaaTVTrq39DKJ2XcN6W+k8UvGf+Y/lDWNbFitQocabsDUvSN0edHH3UKP5QPTz4cOlyIPMrXQ==';
+        $key = PublicKeyLoader::load($key);
+        $this->assertInstanceOf(PublicKey::class, $key);
+    }
 }