My PHP website is currently using the Accept Hosted solution for
payments. After removal of SHA-1 ciphers from sandbox on 11/06/2018 the
site can no longer communicate to sandbox (no issue with production
gateway so far). I get the following error: A...
Just posting here to say that this issue was never solved and proved to
be impossible to solve. Here’s what I tried: 1) Tried contacting
Authorize.net Sandbox support. I sent them everything requested a few
times. Their original response was that I h...
Thank you for your reply, Elaine. I carefully checked my XML and found
absolutely no issues with it. When I tried posting that XML to API live
console (developer.authorize.net/api/reference), it returned me a I00001
"Successful" reponse. When that sa...