<div dir="ltr"><div>Hi,</div><div><br></div><div>This is my first post to this list so please be kind!<br></div><div><br></div><div>Environment - Linux Centos <br></div><div>SSL - 1.0.2k19-el7</div><div><br></div><div>Connection - CURL (via PHP) with public / private key auth + http basic auth</div><div><br></div><div>We're having an issue where we are seeing intermittent behavior connecting to a 3rd party of the key being rejected with a 8152 error - "The key does not support the requested operation". Other times it works OK. <br></div><div><br></div><div>We have another user who is using this 3rd party and same connection type but not reported this issue. <br></div><div><br></div><div>Has anyone got any clue as to what might be causing this type of intermittent connection issue ?</div><div><br></div><div>The CURL logs are below but altered for privacy reasons. <br></div><div><br></div><div>Thanks</div><div><br></div><div><br></div><div><br></div><div>-Craig<br></div><div><br></div><div><br></div><div><br></div><div><br></div><div><br></div><div><br></div><div><br></div><div><div><b>Key blocked response</b><br></div><div><br></div><div>* About to connect() to XXXXXXXX<a href="http://www.ipg-online.com" target="_blank"></a> port 443 (#96)<br>*   Trying XXXXXX<br>* Connected to XXXXXX (XXXXXXXXX) port 443 (#96)<br>*   CAfile: /<a href="http://tpapi.topicplus.co.uk/public_html/docs/../includes/servers/firstData/WS1110275290_tlstrust.pem" target="_blank">XXXXX_tlstrust.pem</a><br>  CApath: none<br>* SSL connection using TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384<br>* Server certificate:<br>*   subject: CN=<a href="http://www.ipg-online.com" target="_blank">XXXXXXX</a>,O=XXXXXXXX,L=Atlanta,ST=Georgia,C=US<br>*     start date: Jun 17 00:00:00 2020 GMT<br>*         expire date: Jun 18 12:00:00 2022 GMT<br>*        common name: <a href="http://www.ipg-online.com" target="_blank">XXXXXXXX</a><br>*        issuer: CN=DigiCert Global CA G2,O=DigiCert Inc,C=US<br>* Server auth using Basic with user 'XXXXXXXX'<br>> POST /XXXXXX/services HTTP/1.1<br>Authorization: Basic XXXXXXXXX<br>Host: <a href="http://www.ipg-online.com" target="_blank">XXXXXXXX</a><br>Accept: */*<br>Content-Type:text/xml<br>Content-Length: 1019<br><br>* upload completely sent off: 1019 out of 1019 bytes<br>* NSS: client certificate from file<br>*     subject: CN=XXXXXXXX,OU=Buntingford,O=XXXXXXXXXX,C=DE<br>*        start date: Dec 03 10:01:35 2020 GMT<br>*         expire date: Dec 01 10:01:35 2030 GMT<br>*        common name: xxxxxxxx<br>*        issuer: CN=<a href="http://prod.ipg-online.com" target="_blank">XXXXXX</a>,O=XXXXXXXX GmbH,L=Bad Vilbel,ST=Hessen,C=DE<br>* SSL read: errno -8152 (SEC_ERROR_INVALID_KEY)<br>* The key does not support the requested operation.<br>* Closing connection 96<br></div><div><br></div><div><br></div><div><b>Successful response</b></div><div><br></div><div>* About to connect() to XXXXXXXXXX port 443 (#81)<br>*   Trying xxxxxxx...<br>* Connected to <a href="http://www.ipg-online.com" target="_blank">XXXXXXXX</a> (XXXXXX) port 443 (#81)<br>*   CAfile: /XXXXXXXXX<a href="http://tpapi.topicplus.co.uk/public_html/docs/../includes/servers/firstData/WS1110275290_tlstrust.pem" target="_blank"></a><br>  CApath: none<br>* SSL connection using TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384<br>* Server certificate:<br>*  subject: CN=<a href="http://www.ipg-online.com" target="_blank">www.xxxxxxxxxxxx</a>,O=XXXXXXn,L=Atlanta,ST=Georgia,C=US<br>*     start date: Jun 17 00:00:00 2020 GMT<br>*         expire date: Jun 18 12:00:00 2022 GMT<br>*        common name: XXXXXXXXXXXXXXX<br>*         issuer: CN=DigiCert Global CA G2,O=DigiCert Inc,C=US<br>* Server auth using Basic with user 'XXXXXXXXX'<br>> POST /XXXXX/services HTTP/1.1<br>Authorization: Basic xxxxxxxx<br>Host: <a href="http://www.ipg-online.com" target="_blank">XXXXXXXXX</a><br>Accept: */*<br>Content-Type:text/xml<br>Content-Length: 1019<br><br>* upload completely sent off: 1019 out of 1019 bytes<br>* NSS: client certificate from file<br>*     subject: CN=XXXXXXXX,OU=Buntingford,O=XXXXXXXXXX Ltd,C=DE<br>*    start date: Dec 03 10:01:35 2020 GMT<br>*         expire date: Dec 01 10:01:35 2030 GMT<br>*        common name:XXXXXXXXX<br>*        issuer: CN=<a href="http://prod.ipg-online.com" target="_blank">XXXXXXXXX</a>,O=XXXXXXXXXXXX,L=Bad Vilbel,ST=Hessen,C=DE<br>< HTTP/1.1 500 <br>< Date: Tue, 08 Dec 2020 13:42:26 GMT<br>< Server: Apache<br>< Strict-Transport-Security: max-age=63072000; includeSubdomains<br>< X-XSS-Protection: 1; mode=block<br>< X-Content-Type-Options: nosniff<br>< Cache-Control: no-cache, no-store, must-revalidate<br>< Pragma: no-cache<br>< X-Frame-Options: SAMEORIGIN<br>< Content-Security-Policy: default-src 'self' *.<a href="http://googleapis.com" target="_blank">googleapis.com</a> *.<a href="http://klarna.com" target="_blank">klarna.com</a> *.<a href="http://masterpass.com" target="_blank">masterpass.com</a> *.<a href="http://mastercard.com" target="_blank">mastercard.com</a> *.<a href="http://npci.org.in" target="_blank">npci.org.in</a> 'unsafe-eval' 'unsafe-inline'; frame-ancestors 'self'<br>< X-Application-Context: application:spring-boot,node-global,node-api:8843<br>< Accept: text/xml, text/html, image/gif, image/jpeg, *; q=.2, */*; q=.2<br>< SOAPAction: ""<br>< Expires: 0<br>< Content-Type: text/xml;charset=utf-8<br>< Content-Length: 1481<br>< Set-Cookie: JSESSIONID=8778DF260AA5C9E0AAB3E1E4C572453D.ipg_api_k8s; Path=/XXXXX; Secure; HttpOnly;HttpOnly;Secure;SameSite=Lax<br>< Connection: close<br>< <br>* Closing connection 81<br></div><div><br><br></div></div><div><br></div><div><br></div><div><br></div><div><div><div dir="ltr" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><p class="MsoNormal"><b><span style="font-size:13pt;color:rgb(51,51,51)">Development Team</span></b></p><span><p class="MsoNormal"><b><span style="font-size:28pt;font-family:"Arial",sans-serif;color:rgb(247,150,70)"><a href="http://www.tas-solutions.co.uk/" target="_blank"><span style="color:rgb(255,102,0);text-decoration:none">tas</span><span style="color:gray;text-decoration:none">solutions</span></a></span></b><span style="font-size:13pt;color:rgb(51,51,51)"><br></span><span style="color:rgb(51,51,51)">the attic | south suite | fullbridge mill | maldon | essex | cm9 4le | UK</span></p></span><p class="MsoNormal"><b><span style="color:rgb(255,102,0)">tel:</span></b><span style="color:rgb(51,51,51)">   </span><span style="color:black"><a href="tel:+44%201621%20857785" target="_blank"><span style="color:black;text-decoration:none">+44 (0)1621 857785</span></a></span><span style="color:rgb(51,51,51)">  - </span><b><span style="color:rgb(38,38,38)"><a href="http://www.tas-solutions.co.uk/" target="_blank"><span style="color:rgb(38,38,38)">www.tas-solutions.co.uk</span></a></span></b></p><p class="MsoNormal"><b><span style="color:rgb(64,64,64)">Our business | support hours are Monday - Friday 9.00am to 5.30pm</span></b></p><span><p class="MsoNormal"><span style="color:rgb(64,64,64)">Offices are closed on all UK Bank Holidays.</span></p><p class="MsoNormal"><span style="color:rgb(64,64,64)">Support outside these hours can be arranged on request.</span></p></span><p class="MsoNormal"><a href="https://twitter.com/tassolutions" target="_blank"><span style="text-decoration:none"><img style="width:1.6875in;height:0.625in" src="cid:image001.png@01D4B89B.8B2582C0" width="162" height="60" border="0"></span></a><span style="font-size:10pt;color:rgb(51,51,51)">      </span><a href="https://www.linkedin.com/company/tas-solutions" target="_blank"><span style="text-decoration:none"><img style="width:0.6458in;height:0.6458in" src="cid:image002.png@01D4B89B.8B2582C0" width="62" height="62" border="0"></span></a>    <span style="font-size:10pt;color:rgb(51,51,51)"> </span><a href="https://www.aito.com/aito-information/aito-business-partners" target="_blank"><span style="text-decoration:none"><img style="width:1.0625in;height:0.6145in" src="cid:image003.png@01D4B89B.8B2582C0" width="102" height="59" border="0"></span></a></p><span><p class="MsoNormal"><span style="font-size:10pt;color:rgb(51,51,51)">This
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