Error Type: InvalidSignature (The request has not been correctly signed)


If you get this error when you enter your PA API data into the ASA2 setup, you will find a solution here.

Error Type: InvalidSignature
Error Message: The request has not been correctly signed.

PA API connection error message


Open section “ASA2 / Options / Advanced” and activate the option “Alternative Secret Key encryption“.

ASA2 option for alternative secret key encryption

Then open the section “ASA2 / Setup” and enter your Secret Access Key again by clicking the button “Change“. Insert your key and save it with the button “Update” below the form.

ASA2 setup form to enter PA API secret key


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