Issue while connecting to Database from JAVA program. Cannot create PoolableConnectionFactory (IO Error: Connection reset) This is sometimes an intermittent issue but it can be easily reproduced by reducing the randomness on the Server watch -n 1 cat /proc/sys/kernel/random/entropy_avail cat
Continue readingSecurity Vulnerability in your WebApplication (CVE 2017-9805)
Researchers have identified a major security flaw (CVE 2017-9805) in the Apache framework (Apache Struts REST Plugin) which could allow the hackers to inject malicious code to either steal critical customer data or cause service disruption of any server running an
Continue readingEliminating Security Vulnerabilities at PORT 22
Issue : There are findings related to security at PORT 22 after Vulnerability Assessment and Penetration Testing (VAPT). The below are the vulnerabilities : 1. SSH Weak Algorithms Supported. 2. SSH Server CBC Mode Ciphers Enabled. 3. SSH Weak MAC
Continue readingConfiguring Strong Ciphers on Linux OS
Security Vulnerabilities at IP Environment Description: OS – Oracle V 6.6 Weblogic Version – 12.2.1.0 Application Server IP : 192.168.0.132 Port : 8001 Soon after Nessus scan security vulnerabilities are detected
Continue readingIssue while creating datasource on Weblogic Server
In Weblogic Sometimes when you try add datasource to cluster group it fails with following error, which might be due to process limit on database side. WLS Console Error ============== Caused by: java.lang.Throwable: Substituted for the exception oracle.net.ns.NetException which lacks
Continue readingUnable to Activate Changes in Enterprise Manager or WebLogic Console
This issue can be observed while updating a change from the console and saving and activating the changes or in this case from Enterprise manager console trying to edit a configuration and got the below error in the process and the
Continue readingCREATING ORACLE WALLET AND CERTIFICATE SIGNING REQUEST IN ORACLE OHS 12C USING COMMAND LINE INTERFACE orapki
CREATE A DIRECTORY WHERE YOU WILL SAVE YOU WALLET. I have created “wallet” DIRECTORY UNDER ORACLE_HOME BY USING FOLLOWING COMMAND <mkdir /u01/oracle/wallet> RUN SetDomainEnv.sh SCRIPT THAT YOU WILL FIND UNDER DOMAIN_HOME/bin FOLDER ./setDomainEnv.sh TO CREATE A WALLET UNDER /u01/oracle/wallet RUN THE FOLLOWING
Continue readingStarting the WEBLOGIC Administration Server Using Node Manager and WLST IN 11G
GO TO WEBLOGIC HOME AND SET THE PATH ENVIRONMENT VARIABLE START WLST USING java weblogic.WLST NOW START THE NODEMANAGER USING COMMAND startNodeManager.sh YOU WILL SEE A MESAGE STATING “INFO: Secure socket listener started on port 5556, host localhost/127.0.0.1” <— WHICH MEAN
Continue readingINSTALLING PATCHES ON ORACLE HTTP SERVER(OHS) 11.1.1.9.0 USING OPATCH UTILITY PATCH#21663064
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Continue readingHow to create a Gridlink Datasource on Weblogic 12c
12c RAC DATABASE 12c WEBLOGIC SERVER SCAN LISTENER SHOLD BE CONFIGURE AND RESLOVING IP FAN HOST NAME AND PORT GO TO DATA SOURCE AND CLICK ON NEW 2. CLICK NEW AND THEN PICK GRIDLINK DATA SOURCE FROM DROP DOWN LIST
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