diff --git a/README.md b/README.md
index 2f12855f..3f12a0cc 100644
--- a/README.md
+++ b/README.md
@@ -125,6 +125,10 @@ typing commands or use the inventory. It can also kick players with uncommon lon
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+#####Sponsor
+GameHosting.it is leader in Italy as Game Server Provider. With its own DataCenter offers Anti-DDoS solutions at affordable prices. Game Server of Minecraft based on Multicraft are equipped with the latest technology in hardware.
+[![GameHosting](http://www.gamehosting.it/images/bn3.png)](http://www.gamehosting.it)
+
 #####Credits
 <p>Team members: Xephi(Main Developer, Author), Maxetto(Contributor) and sgdc3(Contributor)
 <p>Credit for old version of the plugin to: d4rkwarriors, fabe1337 , Whoami2 and pomo4ka</p>
diff --git a/src/main/java/fr/xephi/authme/AuthMe.java b/src/main/java/fr/xephi/authme/AuthMe.java
index 353c9619..421f8bfd 100644
--- a/src/main/java/fr/xephi/authme/AuthMe.java
+++ b/src/main/java/fr/xephi/authme/AuthMe.java
@@ -309,6 +309,7 @@ public class AuthMe extends JavaPlugin {
 
         // Sponsor message
         ConsoleLogger.info("AuthMe hooks perfectly with the VERYGAMES server hosting!");
+        ConsoleLogger.info("Development builds are available on our jenkins, thanks to our sponsor GameHosting.it - leader in Italy as Game Server Provider");
 
         ConsoleLogger.info("AuthMe " + this.getDescription().getVersion() + " correctly enabled!");
     }
diff --git a/src/main/java/fr/xephi/authme/security/crypts/CryptPBKDF2.java b/src/main/java/fr/xephi/authme/security/crypts/CryptPBKDF2.java
index e6fb9bc5..7e672ea7 100644
--- a/src/main/java/fr/xephi/authme/security/crypts/CryptPBKDF2.java
+++ b/src/main/java/fr/xephi/authme/security/crypts/CryptPBKDF2.java
@@ -4,17 +4,18 @@ import java.security.NoSuchAlgorithmException;
 
 import fr.xephi.authme.security.pbkdf2.PBKDF2Engine;
 import fr.xephi.authme.security.pbkdf2.PBKDF2Parameters;
+import javax.xml.bind.DatatypeConverter;
 
 public class CryptPBKDF2 implements EncryptionMethod {
 
     @Override
     public String getHash(String password, String salt, String name)
             throws NoSuchAlgorithmException {
-        String result = "pbkdf2_sha256$10000$" + salt + "$";
-        PBKDF2Parameters params = new PBKDF2Parameters("HmacSHA256", "ASCII", salt.getBytes(), 10000);
+        String result = "pbkdf2_sha256$15000$" + salt + "$";
+        PBKDF2Parameters params = new PBKDF2Parameters("HmacSHA256", "ASCII", salt.getBytes(), 15000);
         PBKDF2Engine engine = new PBKDF2Engine(params);
 
-        return result + String.valueOf(engine.deriveKey(password, 64));
+        return result + String.valueOf(DatatypeConverter.printBase64Binary(engine.deriveKey(password, 32)));
     }
 
     @Override
@@ -22,8 +23,8 @@ public class CryptPBKDF2 implements EncryptionMethod {
             String playerName) throws NoSuchAlgorithmException {
         String[] line = hash.split("\\$");
         String salt = line[2];
-        String derivedKey = line[3];
-        PBKDF2Parameters params = new PBKDF2Parameters("HmacSHA256", "ASCII", salt.getBytes(), 10000, derivedKey.getBytes());
+        byte[] derivedKey = DatatypeConverter.parseBase64Binary(line[3]);
+        PBKDF2Parameters params = new PBKDF2Parameters("HmacSHA256", "ASCII", salt.getBytes(), 15000, derivedKey);
         PBKDF2Engine engine = new PBKDF2Engine(params);
         return engine.verifyKey(password);
     }