Dear Hakan Demir, first it is important for you to know that the default passwort for keystore in B1IF is sapB1iP Try it with this steps: /* go to installation folder in a dos box as administrator */ cd\ cd "C:\Program Files (x86)\SAP\SAP Business One Integration\sapjre_64\bin" /* Delete old key */ keytool.exe -delete -keystore ..\..\IntegrationServer\Tomcat\webapps\B1iXcellerator\.keystore -alias tomcat /* Import new key */ keytool.exe -importkeystore -srckeystore "C:\Users\aaa\Downloads\aaa.pfx" -srcstoretype PKCS12 -destkeystore ..\..\IntegrationServer\Tomcat\webapps\B1iXcellerator\.keystore -deststoretype JKS -deststorepass sapB1iP /*check the keystore */ keytool.exe -list -v -keystore ..\..\IntegrationServer\Tomcat\webapps\B1iXcellerator\.keystore /*set alias to 1*/ keytool.exe -changealias -alias 1 -destalias tomcat -keystore ..\..\IntegrationServer\Tomcat\webapps\B1iXcellerator\.keystore /*change password from your ssl you bought to the default passwort of b1f */ keytool.exe -keypasswd -alias tomcat -new sapB1iP -keystore ..\..\IntegrationServer\Tomcat\webapps\B1iXcellerator\.keystore Restart B1I and test Good Luck Martina Kohler (MTF Solutions AG - Switzerland)