Steps to create a self signed certificate

Steps to generate self signed certificate on Linux:

#openssl genrsa -des3 -out <key filename.key> 4096
#openssl req -new -key <key filename generated above> -out <csr file filename.csr>
#openssl x509 -req -days 3650 -in <csr file filename.csr> -signkey <key filename.key> -out <cert filename.crt>

the -des3 encrypt PEM output with ede cbc des using 168 bit key

more info: https://wiki.openssl.org/index.php/Command_Line_Utilities

 

What’s New in OFMW 12c

WebLogic Server 12c (12.2.1) – https://docs.oracle.com/middleware/1221/wls/NOTES/whatsnew.htm

OFMW Configuring Elasticity in Dynamic Clusters for Oracle WebLogic Server – https://docs.oracle.com/middleware/1221/wls/ELAST/title.htm

OFMW Administering Node Manager for Oracle WebLogic Server – https://docs.oracle.com/middleware/1221/wls/NODEM/intro.htm

Understanding Oracle Fusion Middleware Concepts – https://docs.oracle.com/middleware/1221/core/ASCON/toc.htm

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TSL error when calling a WebService over ssl/https

In one of my projects recently, even after importing the correct ssl certificates in the keystore (cacerts and DemoTrust.jks) on the weblogic server, when accessing the webservice over https gave an error.

javax.xml.ws.WebServiceException: javax.net.ssl.SSLHandshakeException: [Security:090497]HANDSHAKE_FAILURE alert received from example.com - 172.16.250.58. Check both sides of the SSL configuration for mismatches in supported ciphers, supported protocol versions, trusted CAs, and hostname verification settings.

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OAM Error Codes

Below is the lists all the error message codes sent by the OAM Server and the corresponding primary error message. If a primary error message has been customized for an application, the application must map this custom message to the corresponding standard error message maintained by OAM Server. There is no difference between OAM-1 and OAM-2 error codes. Continue reading “OAM Error Codes”