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I am trying to integrate Apple Pay for web with Sandbox credit card information.I am using Java as backend, at Merchant Server and JS at front end.Created 2 CSR's in macbook1. For Payment Processing Certificate(PPC) with 256 bits and ECC algorithm2. For Merchant Identity Certificate(MIC) with 2048 bits and RSA algorithmUploaded these 2 .csr files under my merchant id's PPC and MIC respectively.Now, downloaded the .cer files i.e., certificate files into my merchant server i.e., Java + Spring Boot backend.Tried to install these 2 .cer files into cacerts as jksBut, SSL handshake exception while trying to hit the merchant validation url from the serverHTTP POST Requesthttps://xxxx.com/paymentsession?validationUrl=https://apple-pay-gateway-cert.apple.com/paymentservices/paymentSession{ "merchantIdentifier": "merchant.com.xxxx.applepay", "displayName": "A sample SRK shop", "initiative": "web", "initiativeContext": "applepay.xxxx.com"}It is throwing handshake exception.Tried to connect to merchant validation url from the openssl client from my merchant server.SSL routines:ssl3_read_bytes:sslv3 alert handshake failure:s3_pkt.c:1487:SSL alert number 40SSL routines:ssl123_write:ssl handshake failure:s23_lib.c:177:Any help is appreciated, If my approach is totally wrong correct me.