Questions : Forgot password and cannot access WebSphere Application Server administrative console

Questions : Manually change the wasadmin WebSphere Application Server

Answer : If the wasadmin ID is in the File Based Registry

WARNING: Please use this as the last resort and make sure the server is not in the middle of processing any transactions.

There are 2 possible methods for disabling security:
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By way of wsadmin command:

1. Login to the Dmgr as the OS user
2. Navigate to  /<WAS_INSTALL_DIR>/bin/
3. Execute $./wsadmin -conntype NONE
4. wsadmin> securityoff
5. wsadmin> exit
6. Restart the servers.
7. Enable the security from administrative console.
8. Restart the servers.

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By way of manual edit of security.xml file, which is typically located in

<WAS_POFILE_HOME>/config/cells<CELL_NAME> /:

1. Create a copy for security.xml file, in case you need to roll back.
2. Disable the security from the security.xml file (change the very first occurrence of… enabled=”true” to enabled=”false”)
3. Sync the Nodes
4. Restart the servers.
5. Enable the security from administrative console.
6. Restart the servers.

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If WAS is using LDAP for the Authentication and authorization .

Ask the LDAP Administrator to reset the password for wasadmin