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Showing posts with the label SSL

Importance of SSL Certificates and Understanding Their Formats

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In today's digital world, security is paramount, especially when it comes to the transfer of sensitive information over the internet. One of the foundational elements of securing online communications is the use of SSL (Secure Sockets Layer) certificates. SSL certificates are critical for establishing a secure connection between a web server and a client, ensuring that the data transmitted remains private and integral. This article delves into the importance of SSL certificates, the various formats they come in, and provides practical guidance on handling the PFX format, including how to convert it to other commonly used formats. The Question: Why SSL Certificates are Important? The SSL certificates provides the transport layer security and hence it's important in modern web apps accessible over http/ https protocol. Following are some of the key advantages of SSL certificates - Data Encryption -  SSL certificates encrypt the data exchanged between the client and the server. Th...

Weblogic Server 12c SSL Errors

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This post is focused on miscellaneous errors that encountered during SOA web services invocation/ Other SSL business requirements. Error 1 Server chose TLSv1, but that protocol version is not enabled or not supported by the client. Error Code oracle.fabric.common.FabricException: oracle.fabric.common.FabricException: Error in getting XML input stream: https://host:port/commercial/services/WebService?wsdl: Server chose TLSv1, but that protocol version is not enabled or not supported by the client.: Error in getting XML input stream:  https://host:port/commercial/services/WebService?wsdl:   Server chose TLSv1, but that protocol version is not enabled or not supported by the client. ERROR- Server chose TLSv1, but that protocol version is not enabled or not supported by the client . Reason There was an Oracle SOA Composite project that invokes an external SOAP web service which uses SSL TLSv1 and the client machine was having different version of t...

Oracle Weblogic Server importing SSL keys

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In this post I'll share about commands that can be used to check/list/delete SSL certificates on your Weblogic Server. List All SSL Keys [ Syntax-  keytool -list -keystore <PATH_CERTS>  ] For JRE Location [root@eissdev01 oracle]#  keytool -list -keystore /usr/java/jdk1.8.0_181-amd64/jre/lib/security/cacerts For ORACLE_HOME> cacerts Location [root@eissdev01 oracle]#  keytool -list -keystore  /u01/oracle/products/OIG_HOME/wlserver/server/lib/cacerts For ORACLE_HOME >> DemoTrust.jks Location [root@eissdev01 oracle]#  keytool -list -keystore  /u01/oracle/products/OIG_HOME/wlserver/server/lib/DemoTrust.jks Importing SSL Keys [ Syntax-  keytool -import -alias <ALIAS_NAME> -keystore <CACERTS_PATH> -file <*.CER CERTIFICATE_PATH>  ] [root@eissdev01 oracle]#  keytool -import -alias mpowerGEOTRUST -keystore /usr/java/jdk1.8.0_181-amd64/jre/lib/security/cacerts -file /home/ora...