"https://api.pwnedpasswords.com/range/$sha1_password_short", CURLOPT_RETURNTRANSFER => true, CURLOPT_ENCODING => "", CURLOPT_MAXREDIRS => 10, CURLOPT_TIMEOUT => 30, CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1, CURLOPT_CUSTOMREQUEST => "GET", CURLOPT_HTTPHEADER => array( "content-type: text/plain" ), )); $response = curl_exec($curl); $err = curl_error($curl); // Put reponse into an array $lines = explode(PHP_EOL, $response); // Set hitcounter to ZERO $hitcounter=0; // Loop through all lines foreach ($lines as $line => $row) { // Join the 5 sha1 chars with the result $row = $sha1_password_short . $row; // Break output $row = explode(':', $row); // Set hash as row (part zero of the explode) $row = $row[0]; // Check if the hash matches your encrypted password if ($row == $sha1_password) { $hitcounter++; } } curl_close($curl); if ($err) { echo "cURL Error: $err"; } if ($hitcounter != 0) { echo "