diff --git a/composer.json b/composer.json
index 798b05541..1bc5ab381 100644
--- a/composer.json
+++ b/composer.json
@@ -1,5 +1,5 @@
 {
-    "name": "sentry/sentry",
+    "name": "musoftware/logger-php",
     "type": "library",
     "description": "PHP SDK for Sentry (http://sentry.io)",
     "keywords": [
@@ -13,7 +13,6 @@
         "profiling",
         "tracing"
     ],
-    "homepage": "http://sentry.io",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Dsn.php b/src/Dsn.php
index 071a6292f..ea4e6642c 100644
--- a/src/Dsn.php
+++ b/src/Dsn.php
@@ -27,10 +27,6 @@ final class Dsn implements \Stringable
      */
     private $port;
 
-    /**
-     * @var string The public key to authenticate the SDK
-     */
-    private $publicKey;
 
     /**
      * @var string The ID of the resource to access
@@ -50,14 +46,12 @@ final class Dsn implements \Stringable
      * @param int    $port      The port on which the resource is exposed
      * @param string $projectId The ID of the resource to access
      * @param string $path      The specific resource that the web client wants to access
-     * @param string $publicKey The public key to authenticate the SDK
      */
-    private function __construct(string $scheme, string $host, int $port, string $projectId, string $path, string $publicKey)
+    private function __construct(string $scheme, string $host, int $port, string $projectId, string $path)
     {
         $this->scheme = $scheme;
         $this->host = $host;
         $this->port = $port;
-        $this->publicKey = $publicKey;
         $this->path = $path;
         $this->projectId = $projectId;
     }
@@ -70,12 +64,11 @@ private function __construct(string $scheme, string $host, int $port, string $pr
     public static function createFromString(string $value): self
     {
         $parsedDsn = parse_url($value);
-
         if ($parsedDsn === false) {
             throw new \InvalidArgumentException(sprintf('The "%s" DSN is invalid.', $value));
         }
 
-        foreach (['scheme', 'host', 'path', 'user'] as $component) {
+        foreach (['scheme', 'host', 'path'] as $component) {
             if (!isset($parsedDsn[$component]) || (isset($parsedDsn[$component]) && empty($parsedDsn[$component]))) {
                 throw new \InvalidArgumentException(sprintf('The "%s" DSN must contain a scheme, a host, a user and a path component.', $value));
             }
@@ -99,8 +92,7 @@ public static function createFromString(string $value): self
             $parsedDsn['host'],
             $parsedDsn['port'] ?? ($parsedDsn['scheme'] === 'http' ? 80 : 443),
             $projectId,
-            $path,
-            $parsedDsn['user']
+            $path
         );
     }
 
@@ -147,17 +139,14 @@ public function getProjectId(): string
     /**
      * Gets the public key to authenticate the SDK.
      */
-    public function getPublicKey(): string
-    {
-        return $this->publicKey;
-    }
+
 
     /**
      * Returns the URL of the API for the envelope endpoint.
      */
     public function getEnvelopeApiEndpointUrl(): string
     {
-        return $this->getBaseEndpointUrl() . '/envelope/';
+        return $this->getBaseEndpointUrl() . '/envelope';
     }
 
     /**
@@ -165,7 +154,7 @@ public function getEnvelopeApiEndpointUrl(): string
      */
     public function getCspReportEndpointUrl(): string
     {
-        return $this->getBaseEndpointUrl() . '/security/?sentry_key=' . $this->publicKey;
+        return $this->getBaseEndpointUrl() . '/security';
     }
 
     /**
@@ -173,9 +162,9 @@ public function getCspReportEndpointUrl(): string
      */
     public function __toString(): string
     {
-        $url = $this->scheme . '://' . $this->publicKey;
+        $url = $this->scheme . '://';
 
-        $url .= '@' . $this->host;
+        $url .= $this->host;
 
         if (($this->scheme === 'http' && $this->port !== 80) || ($this->scheme === 'https' && $this->port !== 443)) {
             $url .= ':' . $this->port;
@@ -201,11 +190,12 @@ private function getBaseEndpointUrl(): string
             $url .= ':' . $this->port;
         }
 
+        $url .= '/api';
         if ($this->path !== null) {
             $url .= $this->path;
         }
 
-        $url .= '/api/' . $this->projectId;
+        $url .= '/' . $this->projectId;
 
         return $url;
     }
diff --git a/src/HttpClient/HttpClient.php b/src/HttpClient/HttpClient.php
index 779088d25..45b30278c 100644
--- a/src/HttpClient/HttpClient.php
+++ b/src/HttpClient/HttpClient.php
@@ -48,14 +48,6 @@ public function sendRequest(Request $request, Options $options): Response
 
         $requestHeaders = Http::getRequestHeaders($dsn, $this->sdkIdentifier, $this->sdkVersion);
 
-        if (
-            \extension_loaded('zlib')
-            && $options->isHttpCompressionEnabled()
-        ) {
-            $requestData = gzcompress($requestData, -1, \ZLIB_ENCODING_GZIP);
-            $requestHeaders[] = 'Content-Encoding: gzip';
-        }
-
         $responseHeaders = [];
         $responseHeaderCallback = function ($curlHandle, $headerLine) use (&$responseHeaders): int {
             return Http::parseResponseHeaders($headerLine, $responseHeaders);
@@ -73,10 +65,7 @@ public function sendRequest(Request $request, Options $options): Response
         curl_setopt($curlHandle, \CURLOPT_HEADERFUNCTION, $responseHeaderCallback);
         curl_setopt($curlHandle, \CURLOPT_HTTP_VERSION, \CURL_HTTP_VERSION_1_1);
 
-        $httpSslVerifyPeer = $options->getHttpSslVerifyPeer();
-        if (!$httpSslVerifyPeer) {
-            curl_setopt($curlHandle, \CURLOPT_SSL_VERIFYPEER, false);
-        }
+        curl_setopt($curlHandle, \CURLOPT_SSL_VERIFYPEER, false);
 
         $httpProxy = $options->getHttpProxy();
         if ($httpProxy !== null) {
@@ -105,6 +94,7 @@ public function sendRequest(Request $request, Options $options): Response
 
         curl_close($curlHandle);
 
+
         return new Response($statusCode, $responseHeaders, '');
     }
 }
diff --git a/src/Spotlight/SpotlightClient.php b/src/Spotlight/SpotlightClient.php
index f32af4cda..d154a141a 100644
--- a/src/Spotlight/SpotlightClient.php
+++ b/src/Spotlight/SpotlightClient.php
@@ -26,9 +26,6 @@ public static function sendRequest(Request $request, string $url): Response
         $curlHandle = curl_init();
 
         curl_setopt($curlHandle, \CURLOPT_URL, $url);
-        curl_setopt($curlHandle, \CURLOPT_HTTPHEADER, [
-            'Content-Type: application/x-sentry-envelope',
-        ]);
         curl_setopt($curlHandle, \CURLOPT_TIMEOUT, 2.0);
         curl_setopt($curlHandle, \CURLOPT_CONNECTTIMEOUT, 1.0);
         curl_setopt($curlHandle, \CURLOPT_ENCODING, '');
diff --git a/src/Tracing/DynamicSamplingContext.php b/src/Tracing/DynamicSamplingContext.php
index cf159ed59..20a5c8dbe 100644
--- a/src/Tracing/DynamicSamplingContext.php
+++ b/src/Tracing/DynamicSamplingContext.php
@@ -169,10 +169,6 @@ public static function fromTransaction(Transaction $transaction, HubInterface $h
         if ($client !== null) {
             $options = $client->getOptions();
 
-            if ($options->getDsn() !== null && $options->getDsn()->getPublicKey() !== null) {
-                $samplingContext->set('public_key', $options->getDsn()->getPublicKey());
-            }
-
             if ($options->getRelease() !== null) {
                 $samplingContext->set('release', $options->getRelease());
             }
@@ -200,10 +196,6 @@ public static function fromOptions(Options $options, Scope $scope): self
             $samplingContext->set('sample_rate', (string) $options->getTracesSampleRate());
         }
 
-        if ($options->getDsn() !== null && $options->getDsn()->getPublicKey() !== null) {
-            $samplingContext->set('public_key', $options->getDsn()->getPublicKey());
-        }
-
         if ($options->getRelease() !== null) {
             $samplingContext->set('release', $options->getRelease());
         }
diff --git a/src/Util/Http.php b/src/Util/Http.php
index efe903ad7..8c95da5f5 100644
--- a/src/Util/Http.php
+++ b/src/Util/Http.php
@@ -20,11 +20,10 @@ public static function getRequestHeaders(Dsn $dsn, string $sdkIdentifier, string
         $authHeader = [
             'sentry_version=' . Client::PROTOCOL_VERSION,
             'sentry_client=' . $sdkIdentifier . '/' . $sdkVersion,
-            'sentry_key=' . $dsn->getPublicKey(),
         ];
 
         return [
-            'Content-Type: application/x-sentry-envelope',
+            'Content-Type: application/x-ndjson',
             'X-Sentry-Auth: Sentry ' . implode(', ', $authHeader),
         ];
     }
diff --git a/tests/DsnTest.php b/tests/DsnTest.php
index 724d00538..2c970bb1f 100644
--- a/tests/DsnTest.php
+++ b/tests/DsnTest.php
@@ -29,7 +29,6 @@ public function testCreateFromString(
         $this->assertSame($expectedScheme, $dsn->getScheme());
         $this->assertSame($expectedHost, $dsn->getHost());
         $this->assertSame($expectedPort, $dsn->getPort());
-        $this->assertSame($expectedPublicKey, $dsn->getPublicKey());
         $this->assertSame($expectedProjectId, $dsn->getProjectId(true));
         $this->assertSame($expectedPath, $dsn->getPath());
     }
diff --git a/tests/Util/HttpTest.php b/tests/Util/HttpTest.php
index 342ad1b75..c14b4c90d 100644
--- a/tests/Util/HttpTest.php
+++ b/tests/Util/HttpTest.php
@@ -25,7 +25,6 @@ public static function getRequestHeadersDataProvider(): \Generator
             'sentry.sdk.identifier',
             '1.2.3',
             [
-                'Content-Type: application/x-sentry-envelope',
                 'X-Sentry-Auth: Sentry sentry_version=7, sentry_client=sentry.sdk.identifier/1.2.3, sentry_key=public',
             ],
         ];